#  @whatifscienceshow What If What If posts on YouTube about science, cosmos, solar, if you the most. They currently have [---------] followers and [---] posts still getting attention that total [-------] engagements in the last [--] hours. ### Engagements: [-------] [#](/creator/youtube::UCphTF9wHwhCt-BzIq-s4V-g/interactions)  - [--] Week [---------] +0.75% - [--] Month [---------] -16% - [--] Months [----------] -9.70% - [--] Year [----------] +5% ### Mentions: [---] [#](/creator/youtube::UCphTF9wHwhCt-BzIq-s4V-g/posts_active)  - [--] Week [---] +32% - [--] Month [---] +15% - [--] Months [---] +16% - [--] Year [---] +27% ### Followers: [---------] [#](/creator/youtube::UCphTF9wHwhCt-BzIq-s4V-g/followers)  - [--] Week [---------] +0.11% - [--] Month [---------] +0.34% - [--] Months [---------] +1.40% - [--] Year [---------] +4.50% ### CreatorRank: [------] [#](/creator/youtube::UCphTF9wHwhCt-BzIq-s4V-g/influencer_rank)  ### Social Influence **Social category influence** [technology brands](/list/technology-brands) 19.24% [countries](/list/countries) 9.78% [social networks](/list/social-networks) 7.57% [celebrities](/list/celebrities) 4.1% [travel destinations](/list/travel-destinations) 2.52% [finance](/list/finance) 1.89% [stocks](/list/stocks) 1.58% [cryptocurrencies](/list/cryptocurrencies) 1.26% [gaming](/list/gaming) 0.63% [automotive brands](/list/automotive-brands) 0.32% **Social topic influence** [science](/topic/science) #426, [cosmos](/topic/cosmos) #26, [solar](/topic/solar) #79, [if you](/topic/if-you) #2497, [space](/topic/space) #230, [sun](/topic/sun) #531, [spacex](/topic/spacex) #149, [theory](/topic/theory) #497, [what is](/topic/what-is) #2079, [earth earth](/topic/earth-earth) #13 **Top accounts mentioned or mentioned by** [@underknowncom](/creator/undefined) [@ucwg6f2hdhyrqbnsgjmar4w](/creator/undefined) [@dkstudentoo](/creator/undefined) [@thescienceenigma](/creator/undefined) [@dokie](/creator/undefined) [@pavelsevecek](/creator/undefined) [@mineappcompany](/creator/undefined) [@trueclassic](/creator/undefined) [@explore](/creator/undefined) [@thepaintexplainer](/creator/undefined) [@astrobites_21](/creator/undefined) [@factswithrohel](/creator/undefined) [@visioninfinitybysadhana](/creator/undefined) [@framecraftacademy](/creator/undefined) **Top assets mentioned** [Trex Company, Inc. (TREX)](/topic/$trex) [OORT (OORT)](/topic/oort) ### Top Social Posts Top posts by engagements in the last [--] hours "Uranus or Ur-A-nus #Shorts What's the right way to pronounce it Uranus or Ur-A-nus How do famous scientists pronounce the name of this planet Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ #Shorts #Whatif #Uranus #Cosmos #Planet #SolarSystem #Pronunciation what if what happens if scifi science documentary what if scenario mysteries what if cosmos cosmos hypothetical hypothetical scenario hypothetical scenarios uranus planet planets solar system pronounce pronunciation uranus for kids space uranus facts planet uranus uranus" [YouTube Link](https://youtube.com/watch?v=0l0NzRWbrw0) 2022-02-07T16:00Z 8.8M followers, 1.1M engagements "What If We Terraformed the Moon What if we colonized and lived on the Moon Obviously we cant just pack our stuff and move there today. But what if we terraformed it reshaped it into an Earths image How long would it take us to turn our natural satellite into a habitable place How would this Earth-like Moon look Would this even be possible Sources and more at https://insh.world/science/what-would-it-take-to-terraform-the-moon/ Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:" [YouTube Link](https://youtube.com/watch?v=2M5cavBR5Zc) 2018-09-19T20:11Z 8.8M followers, 1.7M engagements "What If Alien Life Was Silicon-Based Thanks CuriosityStream for sponsoring this episode Go to http://bit.ly/whatif-curiositystream for unlimited access to the worlds top documentaries and nonfiction series. Enter the promo code whatif' during the signup process and your membership is completely free for the first [--] days. Thumbnail from the amazing short about silicon based life by zeyi (): https://youtu.be/iUdNk5LYj70 https://www.behance.net/gallery/87268925/Primitive-THE-CONCEPT-ART-OF-SILICON-BASED-LIFE There are billions of planets in the Universe that theoretically can support life. But" [YouTube Link](https://youtube.com/watch?v=4GmGO__75NY) 2019-10-21T17:18Z 8.8M followers, 1.3M engagements "What Would Dying on Every Planet Be Like If you landed on Venus this hot planet would crush you - like a plastic bottle. It would be painful. But don't worry it would only last five seconds. The longest five seconds of your life. And just wait till you see what happens on Mars. It's unsettling. 00:00 Venus 04:07 Mercury 10:06 Mars 14:16 Jupiter 16:33 Saturn 18:24 Uranus 20:29 Neptune 22:52 Pluto Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:" [YouTube Link](https://youtube.com/watch?v=AIlOpMfl6Wg) 2024-12-25T16:00Z 8.8M followers, 16.3M engagements "What If Uranus Collided With Earth #Shorts Watch the full episode: https://www.youtube.com/watchv=ghyUIOibp3A It's been [--] days since Uranus first appeared in the sky. At first it looked like our Moon had found itself a stellar partner. But then we understood something much much bigger was headed our way. What caused Uranus to become so unstable How could this epic collision change the ice giant And what's with this horrific stink Ugh. Questions or concerns Contact us at https://underknown.com/contact/ Interested in sponsoring our episodes or collaborating Email us: inquiries@underknown.com" [YouTube Link](https://youtube.com/watch?v=EHIEVFWHLig) 2023-03-07T16:04Z 8.8M followers, 114.3K engagements "What Was Earth Like Before the Dinosaurs Let's get personal on Whatsapp: https://whatsapp.com/channel/0029Va8VC502ER6r1yk1yP2Y Millions of years ago Earth looked very different. All the continents were fused into one teeming with life that was both beautiful and terrifying. When you think of prehistoric times you might picture a T. rex rampaging through the jungle with its razor-sharp teeth. But even before the dinosaurs there were other giant creatures ruling the Earth. 00:00 What Was Earth Like Before the Dinosaurs 01:54 [---] Million Years Ago 02:50 [---] Million Years Ago 04:53 [---] Million" [YouTube Link](https://youtube.com/watch?v=GxyjWhz5VT0) 2023-04-26T15:00Z 8.8M followers, 7.5M engagements "What If The Largest Objects in the Universe Collided In this video we're going to smash BIG things into each other. Why stop at smashing two gargantuan black holes when you can do the same with the most massive starts the largest planets and even two galaxies It's going to get explosive. 00:00 What If The Largest Objects in the Universe Collided 01:18 Largest Black Holes 06:39 Galaxies 10:04 Largest Planets 13:10 Largest Stars Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to" [YouTube Link](https://youtube.com/watch?v=ReiQ0TMYGIw) 2025-12-26T16:00Z 8.8M followers, 458.8K engagements "What If You Watched a Sunset on Every Planet (SIMULATION) Take your personal data back with Incogni Use code WHAT at the link below and get 60% off an annual plan: https://incogni.com/what You see there are [--] trillion galaxies out there in the Universe. And within them there are billions upon billions - well trillions upon trillions - of stars. The Universe is a strange place and the view is about to get spectacular. So buckle up. We are traveling from Mercury to the edge of the known Universe to witness the most beautiful and deadly alien sunsets you've ever seen. 00:00 Watching The Sunset" [YouTube Link](https://youtube.com/watch?v=S5KKdW9KQBE) 2026-01-30T16:00Z 8.8M followers, 146.5K engagements "What If You Lived in Ancient Egypt Watch our Discussed episode where we dive deeper into life in Ancient Egypt with Dr. Salima Ikram: https://bit.ly/discussed-life-in-ancient-egypt Imagine a time of scientific and mathematical innovation magic and fertile land irrigated by the great Nile River. Ancient Egypt was a successful and intelligent civilization that lasted for [----] years. What do you think your life would be like if you were an Egyptian during this time period Subscribe to our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you translate this" [YouTube Link](https://youtube.com/watch?v=WqJd8slanIo) 2020-07-18T16:01Z 8.8M followers, 2.3M engagements "What If We Nuked Mars Elon Musk wants to nuke Mars. What are the consequences Without nukes life on Mars might be like this: You'd live in giant glass domes and grow small portions of food inside. And if you happen to go outside it would be in your big clunky spacesuit and you wouldn't be able to stay out for long. But it doesn't have to be like this. But Mars could end up looking and feeling a lot more like your planet Earth. But how Well. Transcript and sources: https://insh.world/science/what-if-we-nuked-mars/ Watch more what-if scenarios: Planet Earth:" [YouTube Link](https://youtube.com/watch?v=bBZmO6dcmnY) 2019-08-23T14:37Z 8.8M followers, 3M engagements "What If a Black Hole Opened at CERN Let's roll back a few days. This is CERN the Nuclear Research laboratory on the border of France and Switzerland. It features the most powerful particle accelerator on Earth the Large Hadron Collider or LHC. What does it do It accelerates and collides particles at 99.99% of the speed of light. And maybe it could produce the very first lab-grown black hole. How big would that black hole be What precautions would you need to take not to get sucked in it And how long would it take it to destroy the entire planet Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=bSxJHt_TTN8) 2020-08-12T16:00Z 8.8M followers, 973.1K engagements "What If Humans Were Silicon-Based Instead of Carbon-Based Carbon is the primary building block of all life on Earth. Without it humans would have no DNA. What if we tried replacing human life with silicon instead of carbon. What would silicon-based humans look and act like Transcript and sources: https://whatifshow.com/what-if-humans-were-silicon-based-instead-of-carbon-based/ 00:00 Silicon-based life 00:53 Carbon life 02:32 Weak double bonds 03:42 Molecule movement 04:19 Sulphuric acid oceans Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one" [YouTube Link](https://youtube.com/watch?v=gEARGxOqx30) 2022-05-13T15:00Z 8.8M followers, 458.4K engagements "What If Uranus Collided With Earth It's been [--] days since Uranus first appeared in the sky. At first it looked like our Moon had found itself a stellar partner. But then we understood something much much bigger was headed our way. What caused Uranus to become so unstable How could this epic collision change the ice giant And what's with this horrific stink Ugh. Transcript and sources: https://whatifshow.com/what-if-uranus-collided-with-earth/ Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Subscribe to our second channel called "How to" [YouTube Link](https://youtube.com/watch?v=ghyUIOibp3A) 2020-11-26T17:00Z 8.8M followers, 11M engagements "What If Earth Was Shaped Like a Donut #Shorts What would happen to the Moon if Earth was shaped like a donut The good news is we'd still have it. Most likely it would be pulled towards the hole and bob up and down in the middle of the planet. Or it could be affected by the gravity of the donut's outer edges and create a figure eight orbit around Earth. Watch the full episode here: https://youtu.be/CcRd38ztM8M #Shorts #Whatif #Earth Produced with love by Underknown in Toronto: https://underknown.com what if what happens if scifi science documentary what if scenario mysteries what if earth" [YouTube Link](https://youtube.com/watch?v=iZAOzHObHxk) 2021-04-09T20:03Z 8.8M followers, 51.6M engagements "Living in the Paleozoic Era #Shorts Its a Paleozoic party Were throwing it back [---] million years. When the Earth woke up from an ice age the Paleozoic Era began. This era lasted for [---] million years but you might not even last five minutes in a Paleozoic climate. Watch the full episode here: https://youtu.be/02Ixe4yXWdY Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ References: Paleozoic Era: Facts & Information - https://www.livescience.com/37584-paleozoic-era.html Cambrian Period: Facts & Information -" [YouTube Link](https://youtube.com/watch?v=lu6tRYODpQM) 2022-02-10T16:03Z 8.8M followers, 8.3M engagements "How Many Earths Can Fit In Each Planet SIMULATION Did you know. that the largest planet in the Solar System can fit [----] Earths inside of it Yeah today we're going to run some planetary simulations to give you an idea of just how big some planets really are. It's going to be mind-blowing. 00:00 How Many Earths Can Fit In Each Planet 00:50 Mercury 02:20 Mars 02:55 Venus 04:10 Neptune 04:50 Uranus 05:12 Saturn 06:30 Jupiter Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:" [YouTube Link](https://youtube.com/watch?v=n_hXNHCBdss) 2024-10-02T15:30Z 8.8M followers, 1.2M engagements "What If Saturn Replaced our Moon Go to @Dokie to start building your next professional presentation: https://bit.ly/3NYzM2F A huge gas giant suddenly appears in the sky. You look up in wonder. It's beautiful. And terrifying. The second Saturn replaces our Moon in its orbit Earth would just as suddenly stop being a planet. We would become a moon. Yeah scientists would have to reclassify Earth. That is if any scientist or any humans at all could survive this planetary switch. Because Earth days would now be numbered. 00:00 What If Saturn Replaced our Moon 03:24 [--] Hour Later 12:26 [--] Hours Later" [YouTube Link](https://youtube.com/watch?v=wUqQ03LVvZo) 2026-02-06T17:51Z 8.8M followers, 115.7K engagements "What REALLY Happens When a Dengue Mosquito Bites You #Shorts Dengue is a deadly virus that gets worse with every infection and theres no cure. With [---] million cases a year and a quadrillion mosquitoes spreading it this is a global threat. But new AI tech may have just cracked the code for a universal vaccine. This distribution was conducted on behalf of ImmunoPrecise Antibodies Ltd. (NASDAQ: IPA) and was funded by Outside The Box Capital Inc. after Underknown Inc. was engaged by Outside The Box Capital Inc. to advertise for ImmunoPrecise Antibodies Ltd. (NASDAQ: IPA). For our full disclaimer" [YouTube Link](https://youtube.com/watch?v=yT4bTK1wMFY) 2025-08-03T12:01Z 8.8M followers, 43K engagements "Lies Elon Musk Has Told About Mars Step up your style game with Gentlebands' unique rings made from rare materials like retired spacecraft and genuine dinosaur fossils. Visit: https://bit.ly/3U0lzBy and use code WHATIF for an exclusive 25% discount at checkout. Elon Musk's claim of having a million people on Mars by [----] is just one of his many bold yet dubious statements about Mars. This video will review his assertions over the years including ideas like Martians not needing to worry about radiation and the benefits of dropping nukes on Mars. We'll evaluate the truth behind these claims and" [YouTube Link](https://youtube.com/watch?v=4-CEv1aDzgQ) 2024-05-18T15:00Z 8.8M followers, 230.8K engagements "What If You Swallowed Liquid Mercury This metal can exist in all three states as a liquid a vapor and a solid. And this toxic substance might be lurking inside you already. So what would happen if you swallowed liquid mercury Could too much mercury alter your brain chemistry Or would it cleanse your system And what foods contain the highest amount of mercury Why is it considered a form of laxative Transcript and sources: https://whatifshow.com/what-if-you-swallowed-liquid-mercury/ Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing" [YouTube Link](https://youtube.com/watch?v=8U6UpHGhBWk) 2021-09-29T15:00Z 8.8M followers, 375.4K engagements "What If the World Lost Oxygen for Five Seconds #Planets #Earth #Oxygen #Shorts Imagine if all the Earths oxygen disappeared. Not forever just for say [--] seconds Would we just hold our breath What would happen to the atmosphere What would happen to the environment Heres what would happen if the world lost oxygen for just [--] seconds. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our" [YouTube Link](https://youtube.com/watch?v=Df5S3Vq_AMc) 2026-02-05T18:18Z 8.8M followers, 174K engagements "What If World War III Happened Tomorrow Human history has been full of battles and wars some big and some small. But if World War [--] were to happen it might be humanity's biggest battle yet. Advanced technology massive troops and more intensive strategy would all be involved. Why would something like this happen And how would this war be fought Join our Patreon community and help make What If better: http://bit.ly/whatif-patreon Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:" [YouTube Link](https://youtube.com/watch?v=DqHctQwqgQ0) 2020-01-08T18:31Z 8.8M followers, 6M engagements "I Tried to Land on Venus Get your book here: https://mdsh.io/whatiflastbook and use the code WhatIfLastBook for 10% off (valid for [--] month) This is Venus. Some say it's Earth's twin. But really this world is hell. And our mission Well we're going to try to survive on it for [---] days. Surviving on Venus would be difficult. This inferno-beast of a planet packs lead-melting heat acid clouds and crushing pressure. Oh - and also. lightning. If you were tasked with surviving Venus for [---] days how do you think you'd do it 00:00 What If You Survived on Venus for [---] days 01:18 Chase heads to Venus" [YouTube Link](https://youtube.com/watch?v=E03vaJDvyrQ) 2025-10-17T15:00Z 8.8M followers, 122.6K engagements "You've Been Lied to About Space AND Dinosaurs Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 01:11 Lies You Were Told About Space 09:52 Things You Were Lied to About Dinosaurs 20:01 More Things You Were Lied to About Space 29:42 Is Everything We Know About The Universe Wrong Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Animalogic: https://www.youtube.com/@UCwg6_F2hDHYrqbNSGjmar4w Aperture: https://bit.ly/aperture-show T-shirts and merch: http://bit.ly/whatifstore What If elsewhere: Instagram:" [YouTube Link](https://youtube.com/watch?v=ElEhc4bbH8A) 2025-07-18T16:38Z 8.8M followers, 237.1K engagements "What If We Dumped Our Trash into Volcanoes Watch an updated version of this episode: https://www.youtube.com/watchv=Nz1tal4_UUo A volcano is one of the most unforgiving natural phenomenons on Earth. If you were to fall into its magma-filled center your body would quickly bubble up and disappear without a trace. So if they're so good at getting rid of things why aren't we using them to get rid of our garbage Has anyone tried it before How would we transport all our trash to them Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet" [YouTube Link](https://youtube.com/watch?v=Q4Xys-IRMr0) 2019-04-16T19:09Z 8.8M followers, 18.2M engagements "What If You Fell Into the Biggest Void in the Universe It's a place where nothing exists. A place without stars planets or galaxies. A place where you wouldn't meet a soul for hundreds of millions of light-years. This place is called the Botes Void. Or as I like to call it The Great Nothing. And unless you find your way back to your ship you'll be drifting through the perplexing dark of this mysterious nothing for billions of years. That is your frozen desiccated body would drift through this expanse for billions of years. Because there's nobody out here to retrieve you. 00:00 What If You" [YouTube Link](https://youtube.com/watch?v=RyBPgA_4e5E) 2026-01-23T16:15Z 8.8M followers, 563.2K engagements "What If You Tried to Survive in the Clouds of Venus Protect your data for only $2 a month with CyberGhost VPN https://cyberghostvpn.com/WhatIf VENUS. Hellscape of the Solar System. I made it through the trial by fire and was reborn like the phoenix from the ashes. I ran the gauntlet from the atmosphere dealt with problem. after problem. after problem. and finally. I was defeated. By the way watch Part [--] of this Venerial adventure before you dive into this one. Okay let's go. 00:00 What Would Happen If You Landed on Venus Part [--] 01:33 New Hope: The HAVOC Plan 02:45 Life Above the Clouds 04:00" [YouTube Link](https://youtube.com/watch?v=TKiz0qesvTE) 2025-10-24T15:00Z 8.8M followers, 284.8K engagements "What If the Earth Stopped Spinning for [--] Seconds Hang on because were about to screech to a halt. Thats right. The Earth is going to stop spinning for five seconds. How much damage would this sudden stoppage cause What would you experience in different parts of the world And when the Earth starts spinning again would it still be habitable How would the day and night cycle be affected Why would there be strong winds Transcript and sources: https://whatifshow.com/what-if-the-earth-stopped-spinning-for-5-seconds/ 00:00 Earth Stops Spinning for [--] Seconds 00:40 Earth's Rotation 01:45 Strong Winds" [YouTube Link](https://youtube.com/watch?v=UJwkj82BJjo) 2021-12-05T16:00Z 8.8M followers, 6.7M engagements "Things You Were Lied to About Dinosaurs You might have heard that all dinosaurs were wiped out [--] million years ago when a [--] km wide asteroid crashed into Earth and caused a mass extinction event. But that - is entirely false. 00:00 Myth: All Dinosaurs Became Extinct 02:32 Myth: Dinosaurs Were All Cold-Blooded 05:35 Myth: The T-Rex Stood Upright 07:35 Myth: Dinosaurs Made Terrifying Noises Transcript and sources: https://whatifshow.com/things-you-were-lied-to-about-dinosaurs/ Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:" [YouTube Link](https://youtube.com/watch?v=URwaQB7lY9o) 2023-09-03T15:00Z 8.8M followers, 1.2M engagements "What If Earth Lost 1% of Oxygen Every Second You wouldnt notice it at first. But every second the air around you is thinning little by little. After [--] seconds youre gasping. Engines fail. Hospitals go dark. By minute two planes are crashing oceans are suffocating and the sky is turning deadly. If Earth started losing 1% of its oxygen every second this is exactly how fast the world would end. But how long would it take until we completely run out Can anything survive in a zero oxygen world And is there hope for humans to some day repopulate the Earth 00:00 What If Earth Lost 1% of Oxygen" [YouTube Link](https://youtube.com/watch?v=VZjOS7hAhvE) 2025-06-20T15:00Z 8.8M followers, 294K engagements "What If You Fell Into Niagara Falls They're not the biggest falls on Earth not by a long shot. But they're certainly among the most famous. Niagara Falls attracts millions of visitors from around the world every year. People come for the history they come for romance they come for the spectacular view But some people just can't get close enough. Transcript and source: https://whatifshow.com/what-if-you-fell-into-niagara-falls/ Subscribe to the brand-new What If Discussed podcast: http://bit.ly/yt-what-if-show-podcast Take a deeper dive into What If episodes with the help from the world's top" [YouTube Link](https://youtube.com/watch?v=au7eZtOhU20) 2020-02-24T15:48Z 8.8M followers, 6.6M engagements "What If the Sun Exploded Tomorrow #Shorts That star at the center of our Solar System that superhot ball of plasma that gives us heat and energy and amazing complexions.well it's a ticking time bomb. #Shorts #WhatIf #Sun Produced by Underknown: https://underknown.com what if what happens if scifi science documentary what if scenario mysteries sun sun explosion cosmos what if cosmos what if sun star cosmic star documentaries hypothetical hypothetical scenario interesting facts earth astronomy space exploration space time cosmology sun documentary sun exploding solar system orbit supernova red" [YouTube Link](https://youtube.com/watch?v=bplpblQVfqc) 2021-04-01T19:02Z 8.8M followers, 12M engagements "What Happened Immediately After the Dinosaurs Went Extinct Watch the amazing rewilding videos from our friends at Planet Wild: Cleaning up the oceans: https://planetwild.com/go/mission2utm_campaign=whatif_2306&utm_source=Youtube Saving a dying forest: https://planetwild.com/go/mission3utm_campaign=whatif_2306&utm_source=Youtube 00:00 What Happened Immediately After the Dinosaurs Went Extinct 00:52 [--] Seconds Before the Impact 01:40 The Impact 02:00 Check out Planet Wild 06:06 Ather The Impact 07:47 Check out Planet Wild Questions or concerns Contact us at https://underknown.com/contact/" [YouTube Link](https://youtube.com/watch?v=c7nyan0wnkQ) 2023-06-24T15:02Z 8.8M followers, 3.7M engagements "Avatars Pandora in Real Life is Terrifying Avatar's Pandora is the wildest most beautiful and most deadly place in the galaxy. I mean who wouldn't want to live here But how could the air be lethal What elements could make your body glow How could a gas giant destroy Pandora's surface What is tidal heating Why wouldn't you be able to watch Netflix Transcript and sources: https://whatifshow.com/living-on-pandora/ 00:00 Avatars Pandora in Real Life is Terrifying 00:41 Pandora 01:30 Polyphemus 03:00 Pandora's atmosphere 04:48 The Alpha Centauri star system Questions or concerns Contact us at" [YouTube Link](https://youtube.com/watch?v=eKZIJK_rS7U) 2022-12-14T16:10Z 8.8M followers, 525.6K engagements "What If We Swapped Our Moon With Other Moons Grab your free seat to the 2-Day AI Mastermind: https://link.outskill.com/WHATIFNOV2 100% Discount for the first [----] people Dive deep into AI and Learn Automations Build AI Agents Make videos & images all for free Bonuses worth $5100+ if you join and attend Catastrophic planet-wide tides flood cities. Pitch black nights. The ice age more powerful than Earth has ever seen. And tungsten-shaded evening skies. This is what would happen if we swapped our Moon with other moons in the Solar System. Spoiler alert - you are not surviving most of these." [YouTube Link](https://youtube.com/watch?v=fZYONrypUA4) 2025-11-03T16:00Z 8.8M followers, 1.1M engagements "What If 3I/ATLAS Collided with Earth This is a simulation of what would happen if an interstellar harbinger of doom smashed into Earth. That odd cigar-shaped asteroid is Oumuamua. It's the very first interstellar rock on record 'interstellar' which means it came to us from outside the Solar System. And the sheer force of a collision with this rock would carve a crater the size of a city vaporizing everything in its vicinity. But as far as interstellar rocks go Oumuamua is not the worst. 00:00 What If 3I/ATLAS Collided with Earth 01:32 Understanding 3I/Atlas (vs Oumuamua) 03:24 The Third" [YouTube Link](https://youtube.com/watch?v=hSaJkzCAOBQ) 2025-11-14T16:34Z 8.8M followers, 388.4K engagements "What If a Quasar Entered Our Solar System Join our Patreon community and help make What If better: http://bit.ly/whatif-patreon Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos: https://www.youtube.com/watchv=gfuJyVkMH_g&list=PLZdXRHYAVxTJno6oFF9nLGuwXNGYHmE8U Technology: https://www.youtube.com/watchv=CS3bBO05fpU&list=PLZdXRHYAVxTIeRY3JtgXgoGqSEB7kDdKO Your Body: https://www.youtube.com/watchv=QmXR46TrbA8&list=PLZdXRHYAVxTJNsV9FFeNAKl2ySsHj8GZO Humanity:" [YouTube Link](https://youtube.com/watch?v=kTXpsM3Ep78) 2019-12-25T16:00Z 8.8M followers, 1.4M engagements "What If You Were Injected With Graphene This transparent strip is made of one of the strongest materials on Earth. And now were going to inject this into your body. Would this help with cell regeneration Would this mineral ever leave your system And is it in you already What's the difference between graphite and graphene What's graphene oxide Transcript and sources: https://whatifshow.com/what-if-you-were-injected-with-graphene/ Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join" [YouTube Link](https://youtube.com/watch?v=kp6-bgvlRhg) 2021-10-24T15:00Z 8.8M followers, 521.5K engagements "What If You Spent [--] Seconds on Mars Spending [--] seconds on Mars without a helmet is NOT a good idea. But let me tell you how we got there. Ah the red sky of Mars. The red planet and our potential new home. Well Mars isn't as hospitable as it sounds. It's really inhospitable. Made possible with the support of Ontario Creates: https://ontariocreates.ca Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us:" [YouTube Link](https://youtube.com/watch?v=m4Bn72Aj-ZY) 2023-11-18T16:15Z 8.8M followers, 1.6M engagements "What If You Dropped a Black Hole into a Pool of Water #BlackHole #SpaceSim #Simulation #Shorts A calm pool of water. A single splash. And suddenly one of the most dangerous objects in the universe is sitting inches from your feet. Black holes destroy galaxies. Water fills swimming pools. So what happens when you put them together Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our" [YouTube Link](https://youtube.com/watch?v=mDTxkk03_L0) 2026-02-07T16:01Z 8.8M followers, 55.5K engagements "What If You Travelled [--] Billion Years into the Future #Evolution #TimeTravel #Future #Shorts What would Earth look like [--] billion years from now If you could time-travel far beyond human civilization you wouldnt find futuristic cities or advanced technology youd find a planet almost unrecognizable. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us:" [YouTube Link](https://youtube.com/watch?v=nhgoun96PA8) 2026-02-10T21:36Z 8.8M followers, 42.8K engagements "What If Cthulhu Was Real Get a free What If Top [--] book when you sign up for our newsletter: https://underknown.com/newsletter/ The night is dark and stormy at the beach. A crowd prays to the thunder in the skies. All hail the god of chaos who sleeps no more. Cthulhu the great green bringer of madness rises A colossal shadow emerges from the ocean. Wielding tentacles wings and eyes that reach deep into your soul and your mind. If Cthulhu the terrifying demi-god from classic literature was here who would it attack first What would happen when you looked at it And why would you bring out the" [YouTube Link](https://youtube.com/watch?v=pK-jhPcVWtI) 2022-11-02T15:00Z 8.8M followers, 224.8K engagements "What If the World Lost Oxygen for Five Seconds Imagine if all the Earths oxygen disappeared. Not forever just for say [--] seconds Would we just hold our breath What would happen to the atmosphere What would happen to the environment Heres what would happen if the world lost oxygen for just [--] seconds. With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources: https://insh.world/science/what-if-the-world-lost-oxygen-for-five-seconds/ Watch more what-if scenarios: Planet Earth:" [YouTube Link](https://youtube.com/watch?v=rdt85jgRHt0) 2019-02-27T22:22Z 8.8M followers, 15.4M engagements "What If These Exoplanets Orbited Our Sun What if we took some of the most fascinating exoplanets ever discovered and dropped them straight into our own Solar System In this episode we drag distant worlds thousands of light-years closer to home and test what would really happen if they orbited our Sun instead of their native stars. From the promising Earth-like TRAPPIST-1 e to massive super-Earths frozen rogue worlds and a jaw-dropping super-Saturn with rings wider than Mercurys orbit things get wild fast. 00:00 What If These Exoplanets Orbited Our Sun 00:18 TRAPPIST-1e 06:49 Kepler-442 b" [YouTube Link](https://youtube.com/watch?v=sI1bvV2O0hE) 2026-01-09T16:01Z 8.8M followers, 149.9K engagements "What If the Sahara Desert Suddenly Turned Green To learn more about Avicanna Inc.👉 https://ir.avicanna.com/ Terraforming the Sahara Desert would have a good side and a potential terrible side. In this episode we'll take a look at what the single biggest challenge would be during this mega project. And whether or not doing this could save or destroy the world. This YouTube video was conducted on behalf of Avicanna Inc. (TSE:AVCN.TO OTC:AVCNF) and was funded by Outside The Box Capital Inc. after Backyard Media D/B/A Underknown was engaged by Outside The Box Capital Inc. to advertise for" [YouTube Link](https://youtube.com/watch?v=yCvk_W7tuNM) 2024-10-05T15:01Z 8.8M followers, 160.6K engagements "What If We Nuked Venus #Planets #Space #Venus #Shorts Venus is often called Earths evil twin similar in size but completely hostile to life. With crushing pressure surface temperatures hot enough to melt lead and a runaway greenhouse effect gone wild its one of the most extreme worlds in the Solar System. But what would actually happen if we detonated nuclear weapons on Venus Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:" [YouTube Link](https://youtube.com/watch?v=y_Ceu0hC6qE) 2026-02-04T18:47Z 8.8M followers, 479.6K engagements "What If You ONLY Ate Protein #Protein #Science #Shorts This distribution was conducted on behalf of Immix Biopharma Inc. (NASDAQ: IMMX) and was funded by Outside The Box Capital Inc. and/or affiliates after Underknown Inc. was engaged by Outside The Box Capital Inc. to advertise for Immix Biopharma Inc. (NASDAQ: IMMX). For our full disclaimer please visit: https://bit.ly/48DNmPE What would really happen if you cut out carbs and fats and lived on protein alone Could you survive on protein only Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:" [YouTube Link](https://youtube.com/watch?v=-N-RqpmsPbA) 2025-12-07T16:00Z 8.8M followers, 29.2K engagements "What If the Earth Collided With Another Planet Last time a stray planetoid the size of Mars smashed into Earth it scattered our planet's young crust into space where gravity glued those particles into what we now call the Moon. This time it would be all hellfire and brimstone with no survivors left. And here's a timeline of how things break down. Thumbnail artwork by Vadim Sadowski: https://www.artstation.com/artwork/XzyvR With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=1LdeBY9uNUg) 2019-06-25T14:38Z 8.8M followers, 3.5M engagements "What If an Asteroid Cracked the Moon in Half Enter at https://www.omaze.com/whatif for your chance to win a Superformance MKIII-R and support a great cause The Petersen Automotive Museum. A giant asteroid is headed our way. But no it won't hit the Earth. This asteroid is about to slam into the Moon and crack it right in half. What would it be like to witness this epic collision Would the Moon break clean in two Or would it shatter into a million pieces And how could one of these pieces wipe out life here on Earth Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=1PA-jtO9R7A) 2022-07-15T15:40Z 8.8M followers, 428.1K engagements "What If We Swapped Our Moon With Ganymede #Planets #Space #Shorts What would happen if Earths Moon suddenly vanished and Jupiters giant moon Ganymede took its place Ganymede is bigger than Mercury packed with ice and rock and powerful enough to generate its own magnetic field. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com" [YouTube Link](https://youtube.com/watch?v=1XxTdQxqw7A) 2026-02-03T22:02Z 8.8M followers, 57.4K engagements "What If Water and Land Suddenly Switched Places 🌎 Help Save the Planet with Solar Slice 🌞 Go to https://solarslice.com/whatif and become a part of the clean energy future by sponsoring a slice of a large-scale solar farm with Solar Slice. For just $1.20/day you can offset your carbon footprint reduce harmful emissions and track your impact in real time with their app. 🚀 Your support fuels real change. Earn eco rewards like planting trees protecting pollinators or adding more Slices to your clean energy portfolio. Imagine a world where the cities we know are underwater. And what used to be" [YouTube Link](https://youtube.com/watch?v=29G2lpghEus) 2024-07-20T15:06Z 8.8M followers, 802K engagements "What If You Could Shapeshift Imagine you had the power to take any shape you wanted. And we mean any shape from changing the way you look all the way to changing into a different species The idea of shapeshifting has fascinated us for centuries ranging from Greek mythology to the X-Men. Science fiction right But what if we could pull it off How could you get your body to shapeshift And once you did would you use the powers for good Or evil Transcript and sources: https://whatifshow.com/what-if-you-could-shapeshift/ Subscribe to our second channel called "How to Survive":" [YouTube Link](https://youtube.com/watch?v=3mWFFYtEBdA) 2020-06-07T16:00Z 8.8M followers, 654.6K engagements "What If Oxygen Doubled in Earths Atmosphere Take a deep breath. We take [-----] breaths a day trying to get oxygen to our brain and cells. Oxygen is essential to our survival. But it's only a small percentage of what's in the air we breathe. So what if there was more of it What would happen Would it cause giant insects to roam the streets Would everything catch fire Would it make you superhuman Transcript and sources: https://insh.world/science/what-if-oxygen-doubled-earth/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth:" [YouTube Link](https://youtube.com/watch?v=5Q3ft8OsFaM) 2019-06-09T10:53Z 8.8M followers, 3.1M engagements "What If the Sun Collided With a Black Hole You've heard the Soundgarden song but how about a real Black Hole Sun collision Most black holes are the remnants of massive stars. Would our Sun survive the collision or could a black hole make some serious cosmic trouble for the ruler of our Solar System Transcript and sources: https://whatifshow.com/what-if-the-sun-collided-with-a-black-hole/ 00:00 Black hole Sun. 01:18 Singularity 02:09 Oort Cloud 03:45 Solar matter Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book:" [YouTube Link](https://youtube.com/watch?v=6uZe7nURxcw) 2022-04-21T15:00Z 8.8M followers, 659K engagements "What If We Could Create a New Planet Claim your SPECIAL OFFER for MagellanTV here:https://try.magellantv.com/whatif. Start your free trial TODAY so you can watch Undiscovered Worlds about Secrets of the Universe and the rest of MagellanTVs science collection: https://www.magellantv.com/series/secrets-of-the-universe/undiscovered-worlds Welcome to the Solar System construction zone. Today youll be using our cosmic sandbox to build a brand new planet. What would you need to create a rocky planet like Earth Where should this planet be located to be habitable And how would this affect the rest of" [YouTube Link](https://youtube.com/watch?v=72yUP4-X-qU) 2022-01-14T16:00Z 8.8M followers, 283.8K engagements "What If Pangea Never Broke Apart Millions of years ago the Earth looked very different. A huge landmass called Pangea covered about a third of our planet. But about [---] million years ago the Earth broke apart into continents and formed the world we know today. But what if that had never happened Where would your country be located And how different would your life be Thumbnail credit: Ian Webster https://dinosaurpictures.org/ancient-earth/#240 With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=7leF_6u4ohI) 2019-09-09T15:28Z 8.8M followers, 4.7M engagements "What If Earths Atmosphere Was Pure Oxygen Imagine striking a match and having everything around you catch on fire even if you were standing in a wet forest. And while that's happening imagine being chased by giant insects. These are just a few of the things that would happen if you lived in a world where the atmosphere is pure oxygen. What other things would happen on Earth Transcript and sources: https://insh.world/science/what-if-earths-atmosphere-was-pure-oxygen/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth:" [YouTube Link](https://youtube.com/watch?v=7nePHlbtSis) 2019-06-29T15:22Z 8.8M followers, 768.1K engagements "What Would Happen if the Moon Fell Out of the Sky Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 00:05 Moon Landings 19:13 Fly Me to the Moon 39:13 Jumping Into Saturn Black Holes and Disco Moons Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture: https://bit.ly/aperture-show T-shirts and merch: http://bit.ly/whatifstore What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/Bj5UnspbwE Podcast: http://bit.ly/yt-what-if-show-podcast What If is a mini-documentary web series that takes" [YouTube Link](https://youtube.com/watch?v=9Qjmgc1S_RU) 2025-04-16T18:47Z 8.8M followers, 96.2K engagements "What If the Speed of Light and Sound Were Switched Nothing can travel faster than light. But what if we switched the rules a little Imagine a world where the speed of light was slower. Way slower. About the speed that sound travels at. In turn the sound in that hypothetical world would be accelerated until it reached the speed of light. How would the sound and the light look Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:" [YouTube Link](https://youtube.com/watch?v=9sL0DcrHbh4) 2019-07-03T15:33Z 8.8M followers, 1.1M engagements "What If We Replaced Fiat Money With Crypto #Money #Crypto #Gold #Shorts If you want to learn more about CleanCore (NYSE: $ZONE) the Official Doge Coin Treasury go to https://www.cleancoresol.com/ What if we got rid of all money and crypto became the only currency on Earth Here is the disclaimer: This distribution was conducted on behalf of CleanCore Solutions Inc. (NYSE: ZONE) and was funded by Outside The Box Capital Inc. after Underknown Inc. was engaged by Outside The Box Capital Inc. to advertise for CleanCore Solutions Inc. (NYSE: ZONE). For our full disclaimer please visit:" [YouTube Link](https://youtube.com/watch?v=AYPAd8vVJKA) 2025-11-04T16:00Z 8.8M followers, 25.1K engagements "What if Earth Dropped to Absolute Zero for [--] Seconds At [--] Kelvin or [-------] C (-459.67 F) no heat energy remains. At absolute zero particles stop moving all together. That's pretty cold So what if we experienced absolute zero for five seconds Would the world shut down And how fast would you freeze to death Transcript and sources: https://whatifshow.com/what-if-earth-dropped-to-absolute-zero-for-5-seconds/ 00:00 Absolute zero 02:14 Room temperature 03:54 Damage to all lifeforms 04:15 Boomerang Nebula 04:35 Bose-Einstein condensate Questions or concerns Contact us at" [YouTube Link](https://youtube.com/watch?v=AtkEuWDPCJs) 2022-05-07T15:00Z 8.8M followers, 1.5M engagements "What If You Went Surfing on a Tsunami #Shorts It looks like another big wave at first but as it gets closer you can see it's not just big. It's HUGE It's a tsunami. Is surfing a tsunami even possible And have people done this before Watch the full episode here: https://youtu.be/dVr3m9S0cEk Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Check out our other channels: How to Survive:" [YouTube Link](https://youtube.com/watch?v=BaCcTQ4jpug) 2022-06-13T15:00Z 8.8M followers, 730.3K engagements "What If a Magnitude [--] Earthquake Hits #Shorts We're about to experience the most powerful earthquake in history a magnitude [--]. How much damage would it cause Would it break our planet into pieces Watch the full episode here: https://youtu.be/aGREN6-MRfA Watch more what-if scenarios: Planet Earth: http://bit.ly/YT-what-if-Earth The Cosmos: http://bit.ly/YT-what-if-Cosmos Technology: http://bit.ly/YT-what-if-Technology Your Body: http://bit.ly/YT-what-if-Body Humanity: http://bit.ly/YT-what-if-Humanity T-shirts and merch: http://bit.ly/whatifstore Suggest an episode:" [YouTube Link](https://youtube.com/watch?v=C4QAv11bBNs) 2022-08-08T15:00Z 8.8M followers, 1.3M engagements "What If Earth Was Inside of a Nebula If you could teleport Earth to any place in the Universe what would you want to look at in the night sky The bright explosion of a supernova A black hole passing over your house How about a nebula How would this gorgeous gas cloud look from up close Transcript and sources: https://insh.world/video/what-if-earth-was-inside-of-a-nebula/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:" [YouTube Link](https://youtube.com/watch?v=DyurFEAIxRA) 2019-05-24T15:59Z 8.8M followers, 1.1M engagements "What If You Made an Actual Model of the Periodic Table What if you took your school assignment to the next level and decided to collect physical samples of as many elements as possible How far into the periodic table could you get Would you be breaking any laws At what point would your periodic table start killing you If youre willing to spend $1700 you could actually buy a ready-made set of the elements online. But where is the fun in that if you can make your own collection from scratch About What If: Presented by INSH and Hashem al Ghaili What If asks some of the most provocative" [YouTube Link](https://youtube.com/watch?v=E1hiCeEqLTo) 2018-10-17T17:06Z 8.8M followers, 168.3K engagements "What If We Actually Colonized Mars #Space #Doge #Shorts If you want to learn more about House of Doge (NASDAQ: $TBH) and CleanCore (NYSE: $ZONE) the Official Doge Coin Treasury go to https://www.houseofdoge.com/ and https://www.cleancoresol.com/ What if humanity actually colonized Mars and realized our money the foundation of everything on our planet doesnt work there This distribution was conducted on behalf of CleanCore Solutions Inc. (NYSE: ZONE) and was funded by Outside The Box Capital Inc. after Underknown Inc. was engaged by Outside The Box Capital Inc. to advertise for CleanCore" [YouTube Link](https://youtube.com/watch?v=G5F68gRIjs4) 2025-10-21T21:00Z 8.8M followers, 27.3K engagements "What If Teleportation Was Possible Welcome to a world of teleportation A world where you can wake up in a remote corner of the world teleport to work in Tokyo meet for lunch in Mexico City and end your day by catching the opera in Rome This idea of beaming yourself from one location to another used to be just the stuff of science fiction but now scientists are starting to uncover the technologies that can make it a reality. Transcript and sources: https://insh.world/science/what-if-teleportation-was-possible/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch" [YouTube Link](https://youtube.com/watch?v=Hvqtzt8O_fw) 2019-04-12T18:23Z 8.8M followers, 499.9K engagements "What If The Earth Was Shaped Like a Cube #Earth #Space #Shorts Are cubic planets possible Could humans live on a cubic world How would our climate change How would gravity be affected Could we stand it Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com Our other channels: How to Survive: https://bit.ly/how-to-survive-show" [YouTube Link](https://youtube.com/watch?v=IZBViLei-kI) 2025-12-10T16:00Z 8.8M followers, 39.9K engagements "What If You Were Swallowed by a Hippo #Shorts Hippos are large loud and dangerous. Hippo attacks are vicious. So if youre around one keep your guard up. Could your whole body fit in its mouth Watch the full episode here: https://youtu.be/xklNdnkOYFw Watch more what-if scenarios: Planet Earth: http://bit.ly/YT-what-if-Earth The Cosmos: http://bit.ly/YT-what-if-Cosmos Technology: http://bit.ly/YT-what-if-Technology Your Body: http://bit.ly/YT-what-if-Body Humanity: http://bit.ly/YT-what-if-Humanity T-shirts and merch: http://bit.ly/whatifstore Suggest an episode: http://bit.ly/suggest-whatif" [YouTube Link](https://youtube.com/watch?v=IjobmyLfk34) 2022-07-30T00:04Z 8.8M followers, 6M engagements "What Did Scientists Discover on Jupiter Jupiter is a massive terrifying planet. Despite being studied for centuries and even visited by nine space probes in the last [--] years the undisputed king of the Solar System has managed to keep some things hidden from us. Until now. 00:00 What Did Scientists Discover on Jupiter 00:38 Jupiter's Storm 01:08 The Great Cold Spot 02:00 Jupiter's auroras 04:34 Jupiter's Great Black Hole 05:57 Winds Questions or concerns Contact us at https://underknown.com/contact/ Interested in sponsoring our episodes or collaborating Email us: inquiries@underknown.com Get" [YouTube Link](https://youtube.com/watch?v=J9pIScsOai0) 2023-04-29T15:00Z 8.8M followers, 372.5K engagements "What If We Found Alien Life on K2-18b The Super-Earth Exoplanet #Space #Science #Shorts Imagine discovering life beyond Earth right on a distant exoplanet In this video we explore K2-18b a Super-Earth located [---] light-years away in the habitable zone of its star. Could this alien world host life What would it look like And how would humanity react to such a discovery Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:" [YouTube Link](https://youtube.com/watch?v=JQ96YItyXwk) 2026-01-25T16:00Z 8.8M followers, 28.1K engagements "What If the Universe Is Conscious Go to https://www.blinkist.com/whatif to receive free unlimited access for [--] week and 25% off a premium membership to this video's sponsor Blinkist. This is our Universe an ever-expanding network of stars and galaxies. And this is your brain. Don't they look eerily similar to one another Why are they so alike Could your brain be a mini-version of the cosmos Or could the Universe actually be part of some larger consciousness Transcript and sources: https://whatifshow.com/conscious-universe/ 00:00 Is the universe conscious 01:37 Thanks Blinkist 02:48" [YouTube Link](https://youtube.com/watch?v=Jw7APb4YH_s) 2022-12-23T00:52Z 8.8M followers, 359.5K engagements "What If China Invaded Taiwan Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 02:11 - What If China Invaded Taiwan (Host Read at 02:47) 12:39 - What If Latin America Was a Single Country 21:38 - What If the U.S. Started World War III 28:14 - What If All Nukes Exploded in Space 36:59 - What If Russia Launched a Nuke 45:31 - What If" [YouTube Link](https://youtube.com/watch?v=KK9kc-gmdVg) 2026-01-28T21:55Z 8.8M followers, 15.1K engagements "What Would Your Voice Sound Like on Different Planets #Space #Voice #Sound #Planets #Shorts In this video we're going to send you to each of the planets in the Solar System starting with the smallest world and ending with the enormous gas giants. Let's see if anyone can hear you scream. Yeah on these planets your voice would be very different. From deep and scary to no sound at all. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:" [YouTube Link](https://youtube.com/watch?v=KtIWAAtUojY) 2026-01-31T16:00Z 8.8M followers, 167.5K engagements "What If Earth Were Sucked Into a Black Hole Just [----] light-years from Earth is a black hole visible to the naked eye. Thankfully we are a safe distance from this stellar black hole and many others like it. There are approximately [---] million of them out there in our galaxy that we know of. They are the remnants of supernovae which occur when stars [--] to [--] times larger than our Sun collapse in on themselves. Could a black hole devour us all one day There are millions of them out there just waiting. And if we happened to make a black hole accidentally well you better fasten your seatbelts." [YouTube Link](https://youtube.com/watch?v=KtoefCOBcgg) 2021-04-28T15:00Z 8.8M followers, 8.7M engagements "What If Putin Died If you are able to support the Ukrainian people please tap the "Donate" button. Vladimir Putin a former intelligence officer-turned-president took Russia from a defeated Cold War relic to the most feared superpower in Eurasia. Now Putin who many have called a modern-day Adolf Hitler is dead. The consequences will be dire. Opening clip by the amazing Ctrl Shift Face: https://www.youtube.com/c/CtrlShiftFace Transcript and sources: https://whatifshow.com/what-if-putin-died/ 00:00 What If Putin Died 02:06 Power vacuum 03:11 Real life GOT 04:21 Military coup 05:45 Economy If" [YouTube Link](https://youtube.com/watch?v=MQ5TRdXOtno) 2022-03-08T18:00Z 8.8M followers, 856.9K engagements "The Most Horrifying Ways You Can Die In Space If you want to learn more about House of Doge (NASDAQ: $TBH) and CleanCore (NYSE: $ZONE) the Official Doge Coin Treasury go to https://www.houseofdoge.com/ and https://www.cleancoresol.com/ 00:00 Countdown 00:05 [--] Seconds on Mars 10:32 [--] Seconds on Mercury 19:46 Eating a Burger on the Moon 31:36 [--] Seconds on Gliese [--] b 42:20 [--] Seconds on Uranus 50:08 Swimming in Titans Lakes for [--] Seconds 58:19 Falling Into Neptune 01:11:13 Living on the Moons of Jupiter 01:25:55 The Most Painful Experiences in Space 01:42:52 [--] Seconds on the Moon of Neptune" [YouTube Link](https://youtube.com/watch?v=MSbPyeeO6H8) 2025-10-14T21:07Z 8.8M followers, 97.4K engagements "What If We Lived in a Globular Cluster Take some cosmic dust and gas then add billions and billions of planets and a whole lot of stars to the mix. Spice it all up with a handful of gravity to hold things together and you get a galaxy. Shaken not stirred. Some of those ingredients would get clumped together. The gases and dust would merge into stars. And stars would get packed together into globular clusters. Some of these clusters could count up to a million stars stuffed into an area [---] light-years across. To put that in perspective the closest star to our Sun is about [----] light-years" [YouTube Link](https://youtube.com/watch?v=MkhoKeJlqwA) 2019-08-13T14:58Z 8.8M followers, 568.4K engagements "What If a Gamma-Ray Burst Hit a Black Hole #Shorts Watch the full episode here: https://youtu.be/i93SKYp7HBs Its the most energetic light source in the Universe against a massive gravitational monster. Could this cosmic showdown reverse the flow of time Pitting a black hole against a gamma-ray could spell some serious danger for our Universe. Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:" [YouTube Link](https://youtube.com/watch?v=N2egGSbUn9s) 2023-01-05T16:00Z 8.8M followers, 499K engagements "What If Earth's Core Stopped Spinning Deep under the Earth's surface there's a scorching hot ball of metal. Scientists just discovered that something very wrong is happening to it. Did Earth's inner core really stop spinning What apocalyptic events could this trigger And are we doomed to become as lifeless as Mars Transcript and sources: https://whatifshow.com/what-if-earths-core-stopped-spinning/ 00:00 What If Earth's Core Stopped Spinning 00:36 Earth's Layers 02:10 How Could Earth Become Like Mars 03:53 Negative Impact on Earth 06:08 The Reality Questions or concerns Contact us at" [YouTube Link](https://youtube.com/watch?v=NJSIeNXADKQ) 2023-03-22T15:12Z 8.8M followers, 183.1K engagements "What If World War [--] Starts Tomorrow #Shorts Watch the full episode here: https://www.youtube.com/watchv=DqHctQwqgQ0 Human history has been full of battles and wars some big and some small. But if World War [--] were to happen it might be humanity's biggest battle yet. Advanced technology massive troops and more intensive strategy would all be involved. Why would something like this happen And how would this war be fought Questions or concerns Contact us at https://underknown.com/contact/ Interested in sponsoring our episodes or collaborating Email us: inquiries@underknown.com Get our [---] best" [YouTube Link](https://youtube.com/watch?v=NVUyS_HBamQ) 2023-03-06T18:33Z 8.8M followers, 2.3M engagements "What If You Could Power a Spaceship with Antimatter Antimatter is the most potent fuel source known to humanity. And it could be the secret to faster-than-light space travel. But where in the Universe would we find antimatter How fast could it make your spaceship travel And why would you want to stock up on bananas on your intergalactic trip Transcript and sources: https://whatifshow.com/what-if-you-could-power-a-spaceship-with-antimatter/ 00:00 Most potent fuel source 00:38 Antimatter particles 01:49 Where can we find antimatter 02:54 Producing antimatter 04:10 Positrons Questions or" [YouTube Link](https://youtube.com/watch?v=OB5eZpD1w1g) 2022-07-12T15:00Z 8.8M followers, 144.5K engagements "What If All of the Volcanoes on Earth Erupted at Once What if one day you turned on the news channel to learn that every active volcano on Earth is erupting. If all the volcanoes on Earth erupted at once would our planet survive all the ash molten lava and scorching gasses How far up into the atmosphere would the ash go Would there be anyone left to report the news Source and more: https://insh.world/science/what-if-all-of-the-volcanoes-on-earth-erupted-at-once/ About What If: Presented by INSH and Hashem al Ghaili What If asks some of the most provocative hypothetical questions in science" [YouTube Link](https://youtube.com/watch?v=OlgMWMb_Dgk) 2018-10-26T21:19Z 8.8M followers, 1.3M engagements "What If the Sun Became a Red Giant #SpaceSimulation #Space #Sun #Shorts The Sun wont shine forever in its current form. When it runs out of hydrogen it will expand into a red giantfundamentally reshaping the Solar System. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com Our other channels: How to Survive:" [YouTube Link](https://youtube.com/watch?v=PDxvvr28i7E) 2026-01-24T16:00Z 8.8M followers, 33.9K engagements "What If the Kraken Was Real Its time to release the kraken This is the legendary sea monster. Its massive terrifying and hungry. Thankfully its just a myth right What if this behemoth of the sea actually existed How would this leviathan live in the real world And how would this monster affect our lives Transcript and sources: https://whatifshow.com/what-if-the-kraken-was-real/ Join our Patreon community and help make What If better: http://bit.ly/whatif-patreon Can you translate this episode into another language Add subtitles and we will link your YouTube channel in the description:" [YouTube Link](https://youtube.com/watch?v=PtBwc86Qpjw) 2020-01-30T16:12Z 8.8M followers, 5.5M engagements "What If We Built A Ringworld In Space The Earth may not be our home forever. Eventually we may have to leave. What if instead of finding a potentially habitable exoplanet light-years away we stayed in our Solar System and built a habitat so enormous we could never overpopulate it What if we built a halo ringworld How would we go about building such a thing Where would we find enough materials to construct this cosmic megastructure How long would it take before we could move in into our new artificial home Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=QyDuk-eAFAI) 2019-05-10T15:04Z 8.8M followers, 1.4M engagements "What If Your DNA Suddenly Disappeared Every day you move breathe eat. About [--] trillion cells are working hard inside your body to keep you going. These cells are contantly replicating living and dying as directed by your deoxyribonucleic acid your DNA. What if one day you suddenly lost it When would you notice Would you feel anything at all How long could you stay alive Sources: https://insh.world/science/your-body-minus-dna-could-you-survive/ About What If: Presented by INSH What If asks some of the most provocative hypothetical questions in science and then tries to answer them with the" [YouTube Link](https://youtube.com/watch?v=RAOK40pyhxM) 2019-01-10T20:45Z 8.8M followers, 382.1K engagements "What If You Built Your Own Periodic Table This is your chance to meet the What If team Which challenge should Peter do next The best comment will have a Zoom meeting with us and get a chance to ask any questions and learn more about our show. Join Peter on his mission to try and recreate the periodic table in real life How many elements can he gather Which elements are impossible to find 00:00 We Built the Periodic Table of Elements (sort of) 01:02 Goal & Budget 02:13 Row [--] 02:45 Row [--] 03:25 Row [--] 03:57 Row [--] 06:07 Row [--] 06:56 Row [--] 08:09 Row [--] 08:53 How did Peter do 13:19 Win a t-shirt and" [YouTube Link](https://youtube.com/watch?v=Rpqi1pUHAr4) 2023-04-01T16:00Z 8.8M followers, 598.3K engagements "What If T-Rex Were Still Alive King of the tyrant lizards. It's [--] meters tall (20 feet) [--] meters (40 feet) long and it weighs upward of seven tons. You can hide from it you might even be able to outrun it but do you really want to do this every day What would it be like to live with T. rex Would we keep them in zoos Would we eat them in restaurants Would we wear them on our backs Or would we live in constant fear of being chomped clawed or trampled Transcript and sources: https://whatifshow.com/what-if-t-rex-were-still-alive/ Subscribe to our second channel called "How to Survive":" [YouTube Link](https://youtube.com/watch?v=RxMYlJd4eK8) 2020-08-28T16:00Z 8.8M followers, 1.2M engagements "What If You Had One Hundred Billion Dollars In [----] 94% of the world's population lived in extreme poverty. Today we've managed to bring that number down to roughly 10%. And if this trend continues we might even succeed in eradicating poverty by [----]. If that doesnt tell you that our world is getting richer then how about this: [----] saw the emergence of the first billion-dollar man. The idea of that much money is enough to make your head spin. But dont tell me youve never dreamed about it. Transcript and sources: https://insh.world/culture/what-if-you-had-one-billion-dollars/ About What If:" [YouTube Link](https://youtube.com/watch?v=SIhwVysyi6I) 2018-12-31T20:15Z 8.8M followers, 2M engagements "What If You Stopped Brushing Your Teeth This man didn't brush his teeth for over two years. And unfortunately he had to get a lot of his teeth removed due to them decaying.This is what would happen if you stopped brushing your teeth for two years but what would happen if you stopped forever How much bacteria lives inside your mouth How could this affect your overall health How long could you last before your teeth fell out Transcript and sources: https://whatifshow.com/what-if-you-stopped-brushing-your-teeth/ Join this channel to get access to perks:" [YouTube Link](https://youtube.com/watch?v=TBxoJMlJExc) 2020-10-27T17:57Z 8.8M followers, 1.4M engagements "What If You Dropped a Steak from Orbit #Space #ISS #Steak #Shorts Ever had a freshly cooked steak delivered straight from the International Space Station It's not going to be what you might expect. Is it possible to fry a steak in space How long would it take to give it that perfect crust And what side dish should you go with Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes" [YouTube Link](https://youtube.com/watch?v=ThpFKahstzw) 2025-12-11T16:00Z 8.8M followers, 73.7K engagements "What If You Lit a Match on Jupiter Atlas VPN 3-year offer with a 86% discount; https://atlasv.pn/WhatIf Jupiter is the largest planet in the Solar System. Its [---] times more massive than Earth. But its less dense than our home. Uh-oh. Looks like somebody left the gas running on Jupiter. Dont do anything stupid like lighting a humongous match. What would a match need to be made of to ignite the gas giant How big would it have to be And how much damage would this explosion do to our Solar System Would phosphorous be enough to cause an explosion on Jupiter Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=TvNBQ6pI0BQ) 2021-10-22T15:00Z 8.8M followers, 1.4M engagements "What If Insects Disappeared From The Planet Have you ever wished that all the insects would just die out Picnics would be much more pleasant. And so would gardening. Could the world become a better place if the insects disappear Or would this have terrible consequences not obvious for us at first glance Here's what would happen if all insects disappeared from the planet. Sources and more: https://insh.world/science/what-if-insects-disappeared-from-the-planet/ Subscribe to our channel: https://www.youtube.com/c/WhatIfScienceShowsub_confirmation=1 Suggest What-If scenarios in our Facebook" [YouTube Link](https://youtube.com/watch?v=TyLTrejawx4) 2018-12-03T13:28Z 8.8M followers, 903.6K engagements "What If We Didn't Have Bones Today were going to get rid of your skeleton. You don't need your bones . right Your skeletal system is made up of bones tendons ligaments and cartilage. It is responsible for producing blood cells stores fat in your body as well as minerals and you know supports the structure of the body. But dont worry were going to take that sucker right out. In fact were taking everyones bones out. What would your boneless lifestyle be like How would you eat without jawbones What would a life without bones be like Would the lungs be able to function without a ribcage What is" [YouTube Link](https://youtube.com/watch?v=UbIN5ZQac4U) 2021-05-19T15:00Z 8.8M followers, 4.5M engagements "What If Telekinesis Was Real What if you had the power to control things without touching them What if you could use your mind for anything from bending spoons to lifting cars and even stopping bullets right in front of you What would be the limits to what your brain could do Since the early days of spiritualism psychic mediums have claimed to contact the dead. During these sessions their clients could see objects mysteriously flying across the room. Many people believed what they saw. Only they didn't see the hidden wires that the mediums used to fool their audience. Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=VoSfu6cW8zY) 2019-10-02T16:51Z 8.8M followers, 882K engagements "What If You Spent a Day on Every Planet in Our Solar System Claim your SPECIAL OFFER for MagellanTV here: https://try.magellantv.com/whatif . Start your free trial TODAY so you can watch Exploring Venus about Earth's sister planet and the rest of MagellanTVs science collection: https://www.magellantv.com/series/exploring-venus-4k Body-crushing pressure. Toxic atmospheres. Unbearable temperatures. That's what would be in store if you visited other planets in our Solar System. But what other environmental hazards would you encounter Which planets would be the safest and which would be the most" [YouTube Link](https://youtube.com/watch?v=WOgatB4daq8) 2021-11-28T16:00Z 8.8M followers, 2.2M engagements "What If We Nuked Jupiter Get a free What If Top [--] book when you sign up for our newsletter: https://underknown.com/newsletter/ Jupiter may be the biggest planet in the Solar System but its days are numbered. Because today were using Earths biggest baddest bombs to blow the gas giant into oblivion. How many nukes would you need to do the job What obstacles would these rocket-bound bombs encounter on the way Would one nuclear explosion ignite the entire planet What are Kirkwood gaps Transcript and sources: https://whatifshow.com/what-if-we-nuked-jupiter/ 00:00 What If We Nuked Jupiter 00:47" [YouTube Link](https://youtube.com/watch?v=XM91I13ni9c) 2022-11-04T15:00Z 8.8M followers, 693.3K engagements "What If You Spent [--] Seconds on Mercury Mercury is a strange hot mess of a planet. This rock is closest to the Sun but its surface temperatures can plummet to as low as [----] C (-290 F). It has the strangest sunrises and sunsets in the entire Solar System. And one day on this planet lasts about two years. But you don't have to survive a whole day down there. We're sending our team member Chase on a mission to spend just [--] seconds on Mercury. 00:00 What If You Spent [--] Seconds on Mercury 00:51 Mercury's Exosphere is Almost as Thin as the Vacuum of Space 03:53 Mercury's Daytime Lasts [---] Earth" [YouTube Link](https://youtube.com/watch?v=XNVQ06l4_9A) 2024-02-24T16:00Z 8.8M followers, 966.2K engagements "What If Half the Population of Earth Was Wiped Out (Avengers: Endgame in Real Life) This episode is inspired by what will happen in Avengers: Endgame. At the ending of Avengers: Infinity War Thanos succeeded in using the Infinity Gauntlet to eliminate half of the Marvel Universe. But what if this happened in real life Would you be able to survive How would society function after such a decimation And could this end up being a good thing for humanity Avengers: Endgame is a [----] American superhero film based on the Marvel Comics superhero team the Avengers produced by Marvel Studios and" [YouTube Link](https://youtube.com/watch?v=Z61d2C4KXgM) 2019-04-24T17:17Z 8.8M followers, 2.7M engagements "Don't Do This if There Is a Spider Inside You #Shorts Theres a spider inside you Did you swallow it in your sleep How could you get the spider out Will your new arachnid visitor lay its eggs inside your body Watch the full episode here: https://youtu.be/J2Rq12Sqee4 Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Check out our other shows: How to Survive:" [YouTube Link](https://youtube.com/watch?v=ZCppA7rh8Nc) 2022-02-12T16:00Z 8.8M followers, 18.8M engagements "What If Quetzalcoatlus Were Still Alive #Animals #Prehistoric #Shorts A terrifying shadow ripples over the city. as a gigantic prehistoric beast soars over the towers moving faster than the cars on the freeway. hunting. And it's not alone. It hunts in a pack. This was. and IS Quetzalcoatlus. Because today we're bringing this horrifying creature back from extinction. How exactly did Colombian drug lord Pablo Escobar get mixed up in all this Hold on for that. Now what exactly is Quetzalcoatlus Because I know what you're thinking. that thing looks a lot like one of your favourite dinosaurs the" [YouTube Link](https://youtube.com/watch?v=ZbcrP-y87lc) 2026-01-22T19:00Z 8.8M followers, 27.1K engagements "What If the Dinosaur-Killing Asteroid Struck Earth in [----] [--] million years ago a giant asteroid struck Earth. Wiping out the dinosaurs and 75% of the other animals on Earth. Devastating yes but this was millions of years ago. What if this asteroid were to collide with us today Is there any chance we could stop it What parts of the world would be impacted most And why might this end up being a good thing This YouTube video was conducted on behalf of Calibre Mining Corp. (TSX: CXB; OTCQX: CXBMF) and was funded by Outside The Box Capital Inc. and/or affiliates after Underknown Media was engaged" [YouTube Link](https://youtube.com/watch?v=_Kq7rjkTB4E) 2024-08-10T15:41Z 8.8M followers, 313.8K engagements "What If Octopuses Are Aliens from Outer Space Watch our Discussed episode where we dive deeper into the topic with Pippa Ehrlich: https://www.youtube.com/watchv=j1o866U-QRA&t=441s What if I told you we discovered an alien species with an adaptable body Advanced intelligence And astounding camouflage skills Enter the octopus. Wait. What did you think I was talking about Could these slithery ocean dwellers really be from outer space Where did they come from And how did they get to Earth Subscribe to our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you" [YouTube Link](https://youtube.com/watch?v=_xV3z7fjgRA) 2020-10-11T16:17Z 8.8M followers, 399K engagements "What If a Magnitude [--] Earthquake Hits Pre-order the What If [---] book today: http://bit.ly/3o9aQ6J Enjoy free shipping to US and Canada Would you sleep in this earthquake-proof bed It senses when an earthquake is happening and drops you into a safe metal chamber. Yes we know how ridiculous this looks. But desperate times call for desperate measures. Because we're about to experience the most powerful earthquake in history a magnitude [--]. How much damage would it cause Would it break our planet into pieces And what could cause such a massive earthquake Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=aGREN6-MRfA) 2021-01-05T17:56Z 8.8M followers, 2M engagements "What If Another Sun Entered Our Solar System With the vastness of the Universe everything in it seems so spread out. But some objects are closer than you might realize. Every now and then a random interstellar asteroid passes through the Oort cloud the wall of icy debris at the very edge of our Solar System. But what if a rogue star unceremoniously rampaged right through the Oort cloud Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:" [YouTube Link](https://youtube.com/watch?v=bJXGt26f8ZI) 2019-10-27T15:40Z 8.8M followers, 2M engagements "What If Theia Never Crashed into Earth #Planets #SpaceSimulation #Space #Shorts Roughly [---] billion years ago a Mars-sized protoplanet called Theia slammed into early Earth an event believed to have formed the Moon and shaped life as we know it. But what if that impact never occurred Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us:" [YouTube Link](https://youtube.com/watch?v=bddWmevegBA) 2026-01-26T16:00Z 8.8M followers, 76.5K engagements "What If You Tried to Surf a Tsunami Is surfing a tsunami even possible And have people done this before Thanks Audible Start listening with a 30-day trial and your first audiobook plus two Audible Originals are free when you go to http://audible.com/whatif or text whatif to 500-500 The biggest wave that someone has surfed on was [----] meters tall (80 feet). It happened in November of [----]. Tsunamis can be around this height but for our purposes let's go a little bigger and say ours is [--] meters tall (100 feet). But if you want to surf on a tsunami and we dont recommend you do it youll most" [YouTube Link](https://youtube.com/watch?v=dVr3m9S0cEk) 2019-08-19T16:55Z 8.8M followers, 6.7M engagements "What If the Earth Was Hollow What Earth do you live on A round one Flat one Maybe your world is resting on the back of a huge cosmic turtle What about a hollow Earth Just a planet's shell levitating around absolutely nothing. How would the laws of physics work on that hollow Earth Transcript and sources: https://insh.world/science/what-if-the-earth-was-hollow/ Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos: https://www.youtube.com/watchv=gfuJyVkMH_g&list=PLZdXRHYAVxTJno6oFF9nLGuwXNGYHmE8U Technology:" [YouTube Link](https://youtube.com/watch?v=ehchYzwEc2I) 2019-05-18T15:00Z 8.8M followers, 571.9K engagements "What If a Black Hole Flew By Earth at the Speed of Light Protect your data for only $2 a month with CyberGhost VPN https://cyberghostvpn.com/WhatIf A small but incredibly fast unwanted guest is about to swing past Earth at the speed of light. Yeah this is the tiniest black hole in the Universe. But despite its small size could it rip our planet apart In this video we're sending black holes through Earth from the tiniest black hole just [--] cm (3/4 in) in diameter. to the most massive stupendously large black hole. For you on Earth things are about to get bad. Black hole simulations by" [YouTube Link](https://youtube.com/watch?v=ergFBnDog60) 2025-11-21T16:02Z 8.8M followers, 542.5K engagements "What If We Had Working Warp Drive Technology If you could travel faster than the speed of light where would you go Mars The nearest star system Alpha Centauri The distant stars in far galaxies Does faster-than-light travel have its limits For all we know nothing can travel faster than light. Lightspeed seems to be the universal speed limit for everything thats moving in space. Transcript and sources: https://insh.world/science/what-if-we-had-working-warp-drive-technology/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth:" [YouTube Link](https://youtube.com/watch?v=f0z8PXpibII) 2019-05-02T16:22Z 8.8M followers, 2.1M engagements "What If the Moon Orbited Earth Faster Get a free What If Top [--] book when you sign up for our newsletter: https://underknown.com/newsletter/ Buckle up. We're going to take the orbit of this rock and kick it into high gear. Behold the Moon breaking its planetary speed limit. How would this event flood cities What would happen to the Earth's crust Why would the Moon go rogue What's the Roche limit What is the basis of Kepler's third law Transcript and sources: https://whatifshow.com/moon-orbiting-earth-faster/ 00:00 What If the Moon Orbited Earth Faster 00:40 Moon getting closer to Earth 02:14" [YouTube Link](https://youtube.com/watch?v=fZWmAatx5EY) 2022-11-18T16:06Z 8.8M followers, 139.1K engagements "What If You Touched the Sun Calling all daredevils. Youre traveling through our Solar System when suddenly you have the opportunity to reach out and touch our biggest and brightest celestial body. Touching our Sun would require a heat-resistant spacesuit the strongest sunscreen sunglasses and a lot of courage. The risks of touching the Sun are high. You could be instantly obliterated if you touched the Sun. Could you take the heat Transcript and sources: https://whatifshow.com/what-if-you-touched-the-sun/ 00:00 Sun composition 01:42 Journey to the Sun 02:45 Outer layer 03:52 Chromosphere" [YouTube Link](https://youtube.com/watch?v=gKZDWgk1ds0) 2022-03-03T16:00Z 8.8M followers, 466.9K engagements "What If Jupiter Collided With a Black Hole It's time for one of the biggest battles our Solar System has ever seen. In this corner a gas giant and heavyweight Jupiter. And in this corner an infinitely small but truly terrifying black hole. What would happen to these rivals as they hurtled toward each other Why would this event cause Earth to be bombarded by asteroids And would it be game over for our Solar System 00:00 What If Jupiter Collided With a Black Hole 00:46 Jupiter 01:28 Black Holes 03:56 Oorth Cloud 05:18 Black Hole VS Jupiter Questions or concerns Contact us at" [YouTube Link](https://youtube.com/watch?v=gNzG9V4DMv0) 2023-05-06T15:49Z 8.8M followers, 417.4K engagements "What If Wifi Was Visible In todays tech-savvy world its all around you - an invisible world of electromagnetic signals and radio waves. Wi-Fi or Wireless Fidelity is responsible for over [--] percent of the planets internet traffic. Its seemingly everywhere yet imperceptible to the human eye. But what if you could see it What would Wi-Fi look like And what would it do to you if you could see it With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources: https://whatif.show/what-if-wifi-was-visible/ "Watch more what-if scenarios:" [YouTube Link](https://youtube.com/watch?v=gYvKt0CT9bc) 2019-12-10T16:45Z 8.8M followers, 354.9K engagements "What If [----] Determined Humanitys Future #2016 #Nostalgia #Science #Shorts What if one year quietly decided the fate of humanity [----] is often remembered for chaos shock events and a sense that something changed. But what if that year wasnt just turbulent what if it was a turning point that locked in humanitys future Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or" [YouTube Link](https://youtube.com/watch?v=gnZGoP-q5IE) 2026-02-02T16:01Z 8.8M followers, 29.4K engagements "What If Everyone in the World Went Vegan To meat or not to meat: that is the hotly debated question. How would life on Earth change if we stopped eating all things animal Subscribe to What If for more hypothetical scenarios. Sources and more at: https://bit.ly/2AbdKmL Produced by https://insh.world If you've enjoyed this episode make sure you subscribe like and comment below. Whatif Vegan world All humans are vegan What if Science Fiction Animals meat Food industry plants veganism vegan ethics science Whatif Vegan world All humans are vegan What if Science Fiction Animals meat Food industry" [YouTube Link](https://youtube.com/watch?v=gsM_CAEURKo) 2018-07-26T02:43Z 8.8M followers, 682.4K engagements "What If the Gulf Stream Current Stopped Our planet has seen this before. Its ice has already melted. Water levels have risen. Ocean currents have already stopped. The last time this happened was [-----] years ago. Humans didnt study climate back then. Now everything is coming full-circle. Transcript and sources: https://insh.world/science/what-if-the-gulf-stream-stopped/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:" [YouTube Link](https://youtube.com/watch?v=hzCvY0ENrhk) 2019-04-26T16:07Z 8.8M followers, 373.9K engagements "What If We Dumped Our Trash in the Bermuda Triangle Learn more about how you can fight climate change: http://bit.ly/Hold-Corps-Accountable It's one of the most dangerous and mysterious places on Earth. It's home to dozens of sunken ships plane crashes and dead people. It's known as the Bermuda Triangle and is shrouded in mystery. So what would happen if we decided to dump our trash into it Where would it go With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=jwXILLVA5IM) 2019-11-12T17:02Z 8.8M followers, 1.4M engagements "What If a Needle Hit YOU at The Speed Of Light #Space #SpaceSim #Shorts There's a needle approaching Earth at the speed of light. A needle Pfft That's no big deal right Well unfortunately it's a very big deal. A needle traveling this fast can cause devastating effects on Earth. But why What kind of destruction could this tiny little needle cause And in what scenario would this be possible Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:" [YouTube Link](https://youtube.com/watch?v=kBj75mjxvkM) 2025-12-15T16:01Z 8.8M followers, 41.4K engagements "What If We Created Hybrid Human-Animals If you could combine your genes with any animal in the world which one would you choose Would you want the power of a wolf The agility of a cat Or the wings of a bird Well you'd better make your mind up quickly because this technology is right around the corner. Borrowing traits from our neighbors in the animal kingdom might seem like a good way to advance our species but it could also create a lot of problems. Transcript and sources: https://insh.world/science/what-if-we-created-hybrid-human-animals/ Watch more what-if scenarios: Planet Earth:" [YouTube Link](https://youtube.com/watch?v=kLkfCX2hzsQ) 2019-11-02T16:15Z 8.8M followers, 692.1K engagements "What If Earths Oceans Evaporated What if all the oceans disappeared from the Earths surface What would a world with no high seas look like What would happen to all the creatures that live underwater Could humanity survive on the planet if there were no oceans left Transcript and sources" https://insh.world/science/what-if-earths-oceans-evaporated/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca About What If: An Underknown original web series presented by Hashem al Ghaili "Imagination will often carry us to worlds that never were. But without it we go nowhere."" [YouTube Link](https://youtube.com/watch?v=kvrAFFVVE9E) 2019-02-21T18:43Z 8.8M followers, 970K engagements "What If We Sent All Our Garbage Into Space It might be the worst date on your weekly calendar but it's a date that you definitely don't want to stand up. Garbage Day. You tie it all up into neat plastic bags haul it outside and like magic your home smells fresh again and that makes you happy. Yes we believe in the "magical world of trash"; out of sight out of mind. Did you know that the world produces [---] billion tonnes of waste every year Transcript and Sources: https://insh.world/science/what-if-we-sent-all-of-our-garbage-into-space/ Made possible with the support of Ontario Creates" [YouTube Link](https://youtube.com/watch?v=nFFLnO6e0Es) 2019-01-22T22:27Z 8.8M followers, 1.2M engagements "What If Every Asteroid Hit Earth at Once #SpaceSimulation #Space #Shorts Sixty-six million years ago this asteroid crashed into Earth and wiped out most of the life on our planet. Including the biggest baddest things that ever roamed the planet. Yeah dinosaurs. If a rock this size hit us today well humans would be on the brink of extinction. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in" [YouTube Link](https://youtube.com/watch?v=nbkp5cBRpA0) 2026-01-07T16:01Z 8.8M followers, 156.2K engagements "People Who Survived Falling Into Niagara Falls #Shorts The first person to survive a trip over Niagara Falls was Annie Edson Taylor. In [----] on her 63rd birthday she crawled into an oak and iron barrel and floated right over the edge of the falls. What if you were the one to fall into Niagara Falls https://youtu.be/au7eZtOhU20 Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ #shorts #whatif #niagara #niagarafalls #canada what if what happens if scifi science documentary what if scenario mysteries survive survival niagara niagara" [YouTube Link](https://youtube.com/watch?v=nvn7tSZJS1s) 2021-10-09T15:00Z 8.8M followers, 481.6K engagements "What If We Discovered Kraken in the Mariana Trench Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 00:05 What If We Discovered Kraken in the Mariana Trench 7:58 Prehistoric Animals You'll Be Happy Are Extinct Support us on Patreon: https://www.patreon.com/whatifshow/membership Check out our other channels: How to Survive:" [YouTube Link](https://youtube.com/watch?v=o-rrhqxBlPA) 2026-02-04T21:08Z 8.8M followers, 23.7K engagements "What If We Terraformed the Sahara Desert #AmazonFires In an effort to fight climate change the Sahara Desert could be going green. literally. Plans are being made to terraform the entire Sahara desert; changing it from a dry barren landscape to a lush green space. If successful the transformation could remove [---] billion tons of atmospheric carbon yearly. How could we change the nature of such a vast isolated landscape Transcript and sources: https://insh.world/science/what-if-we-terraformed-the-sahara-desert/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca" [YouTube Link](https://youtube.com/watch?v=oH_OK6OGr80) 2019-05-28T15:29Z 8.8M followers, 3.1M engagements "20 Things That Could Destroy Humanity Forever Nuclear war. Aliens arriving on Earth. A deadly bioengineered virus. These are just a few of the terrifying possibilities that could take place in [----]. Will any of these wipe us humans out Which scenario has the highest likelihood of causing destruction And hey what are some of the good things that could happen in [----] This YouTube video was conducted on behalf of Brazil Potash Corp. (NYSE-American: GRO) and was funded by Outside The Box Capital Inc. after Backyard Media D/B/A Underknown was engaged by Outside The Box Capital Inc. to advertise" [YouTube Link](https://youtube.com/watch?v=oK_t8L5Wx1s) 2025-01-25T16:00Z 8.8M followers, 311.9K engagements "What If We Relocated Humanity to Proxima B Even though humanity might not have to leave the Earth in your lifetime we should start preparing early on. Not only could it take centuries to set up the relocation program it would take generations to move to a potential new home. That right there is Proxima Centauri b or just Proxima b. It's the closest potentially habitable planet out there its temperatures are in the bearable range and it could just have the right breathable atmosphere. We only have to get there. How long would our journey last Subscribe to the brand-new What If Discussed" [YouTube Link](https://youtube.com/watch?v=rD_gmEw6ZyI) 2020-03-29T14:39Z 8.8M followers, 2.4M engagements "What If the Moon Exploded Is it a meteor shower Space debris No it's something much much worse. Our nearest neighbor is a full Moon no more. The Moon exploded and splintered into millions of fragments. Enormous lunar rocks are hurtling toward Earth. Could this wipe us off the face of the planet How could the Moon explode in the first place And if we do survive how would losing the Moon change life as we know it Transcript and sources: https://whatifshow.com/what-if-the-moon-exploded/ Subscribe to our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you" [YouTube Link](https://youtube.com/watch?v=rM-4ocneCEc) 2020-10-20T16:00Z 8.8M followers, 2.5M engagements "What If The T-Rex Shrank to Survive The Asteroid What if the dinosaurs that went extinct [--] million years ago were able to survive the asteroid Well with a few evolutionary modifications anything is possible. Today we're going to modify the dinosaurs that went extinct. Giving them all new traits in order to survive. Some will get big. Others might be small. Some will even get extreme rock armor capable of surviving the asteroid impact. 00:00 What If Dinosaurs Evolved to Survive the Asteroid 02:53 FROM T REX TO TINY REX 06:55 TOOTHLESS VELOCIRAPTOR 09:34 MICHAEL SPINOSAURUS PHELPS 12:10 BUTT" [YouTube Link](https://youtube.com/watch?v=rmA9846vn4s) 2024-07-06T15:00Z 8.8M followers, 168.4K engagements "The Most Extreme What If Questions Ever Asked Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 01:09 What Would Dying on Every Planet Be Like (Host read at 04:39) 29:26 What If We Dumped Our Trash into Volcanoes 33:22 What If You Were Swallowed by a Whale 37:55 What If the World Lost Oxygen for Five Seconds 41:47 What If You Fell" [YouTube Link](https://youtube.com/watch?v=s5taRqHyc38) 2025-12-17T19:49Z 8.8M followers, 40.3K engagements "What If Earth Was Near the Center of the Milky Way See that strip of stars splashed across the night sky That's our home galaxy the Milky Way. You can see it from Earth because we live on its very outskirts far away from all the fun stuff happening in its center. What would it be like to reside in its galactic downtown Would we still have our familiar Sun What would our night sky look like Would we get sucked into a black hole Transcript and sources: https://insh.world/science/what-if-earth-was-near-the-center-of-the-milky-way/ Made possible with the support of Ontario Creates" [YouTube Link](https://youtube.com/watch?v=sxcmGNbwVrw) 2019-07-13T15:43Z 8.8M followers, 2.3M engagements "What If Earths Magnetic Poles Flipped Pole reversal: its not something that will destroy all humans but you would definitely notice some big changes around the neighbourhood. Sometimes Earth likes to do a little geomagnetic pole play. When it comes to the north and south magnetic poles its usually a dalliance that over the last [--] million years occurs every 20000-300000 years on average. Source and more: https://insh.world/science/what-would-happen-if-we-swapped-the-north-and-south-poles/ Subscribe to our channel: https://www.youtube.com/c/WhatIfScienceShowsub_confirmation=1 Suggest What-If" [YouTube Link](https://youtube.com/watch?v=t5sF8GEvj5E) 2018-11-16T21:19Z 8.8M followers, 290K engagements "What If You Lived on Kepler 22-b #Shorts [---] light-years from where you are sitting way out in outer space lies a planet. The first planet to be discovered inside the habitable zone of a Sun-like star. Its name is Kepler 22-b. Watch the full episode here: https://youtu.be/3a48xkXT9p0 What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/WzkQPB3nea Twitter: http://bit.ly/whatif-twitter Facebook: http://bit.ly/facebook-whatif What If in Spanish: http://bit.ly/YT-Spanish-what-if What If in Mandarin: http://bit.ly/YT-Chinese-what-if Podcast:" [YouTube Link](https://youtube.com/watch?v=tRAxRGXTacc) 2022-07-13T15:00Z 8.8M followers, 3.4M engagements "What If You Drank Radioactive Tritium Tritium. It's that mysterious glowing element found in air water and now inside you. That's right. You're going take this radioactive isotope and chug it down. So if you drank tritium how could your body power a nuclear reactor What would happen to your DNA And would you glow in the dark Transcript and sources: https://whatifshow.com/what-if-you-drank-radioactive-tritium/ 00:00 What If You Drank Radioactive Tritium 00:48 What is tritium 02:24 Consuming the isotope 03:39 Eating phosphorus-rich food 04:16 Could you generate power 04:52 Could it already be" [YouTube Link](https://youtube.com/watch?v=u4caZBQGXJk) 2022-09-11T14:00Z 8.8M followers, 215.5K engagements "What If You Lived in the Stone Age Get your bone flute and gather around the fire. Today on What If we're taking you back to the time of woolly mammoths and saber-toothed cats. That's right. You're living in the Stone Age. If you were living day-to-day in this primitive world what would you use as tools How would you communicate with anyone And would you have to eat your family Transcript and sources: https://whatifshow.com/what-if-you-lived-in-the-stone-age/ 00:00 What If You Lived in the Stone Age 00:46 Ice ages and limited food 01:53 What would you eat 03:08 What would you hunt 05:16 What" [YouTube Link](https://youtube.com/watch?v=vS5BmHsuvvk) 2022-08-30T15:00Z 8.8M followers, 132.6K engagements "What If Earth Was the Only Planet in the Solar System With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Imagine never being able to dream of landing on Mars or traveling to Saturn. Not because it's impossible to get there but because they didn't exist. Because Earth was the only planet in our solar system. What would the night sky look like Where would Earth be located And how would humanity evolve Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:" [YouTube Link](https://youtube.com/watch?v=wmLbR6cogH0) 2019-11-18T18:43Z 8.8M followers, 3.5M engagements "What If the Internet Stopped Working Pretend for a moment that you wake up one morning to discover the Internet has disappeared. Would this be doomsday for us all What if you woke up to an unexpected Internet breakdown With no Google Maps to find your way in a strange city With a credit card unable to pay for your lunch You could argue that this kind of digital detox would be beneficial. Transcript & sources: https://insh.world/science/world-no-internet-happen/ About What If: Presented by INSH and Hashem al Ghaili What If asks some of the most provocative hypothetical questions in science and" [YouTube Link](https://youtube.com/watch?v=woaKYa9X2Ic) 2018-12-15T21:21Z 8.8M followers, 1M engagements "What If the Largest Objects in the Universe Collided #Planets #SpaceSimulation #Shorts In this video we're going to smash BIG things into each other. Why stop at smashing two gargantuan black holes when you can do the same with the most massive starts the largest planets and even two galaxies It's going to get explosive. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or" [YouTube Link](https://youtube.com/watch?v=wrv5jUbqhUQ) 2026-01-27T19:19Z 8.8M followers, 65.2K engagements "What If Columbus Never Discovered America Forget everything you know about the United States of America. It is not united anymore but divided into several independent nations. No this isn't the result of a divisive election. This is what America's borders would look like if it were never stumbled upon by Christopher Columbus. What would this mean for the Indigenous populations that already lived there Could they have become a global superpower And how would this impact the development of Europe Transcript and sources: https://whatifshow.com/what-if-columbus-never-discovered-america/ Join this" [YouTube Link](https://youtube.com/watch?v=x3igCCTSCcI) 2020-11-04T16:59Z 8.8M followers, 463.4K engagements "What If You Only Drank Coca-Cola Coca-Cola can do some pretty strange things. And the ingredients inside of it might be even more bizarre. Just imagine what it's doing inside your body after you drink it. Now take that one step further and imagine only drinking Coca-Cola for the rest of your life. What effects does Coca-Cola have on your body What would this do to your teeth And how bad would replacing coke with water be Transcript and sources: https://whatifshow.com/what-if-you-only-drank-coca-cola/ Subscribe to our second channel called "How to Survive":" [YouTube Link](https://youtube.com/watch?v=xIpeS3ncJrw) 2020-09-04T16:00Z 8.8M followers, 3.5M engagements "What If We Entered a New Ice Age Earth has gone through at least five major ice ages in its history. And you better start adapting now. Because another ice age is about to begin. Hypothetically. How would a new ice age change Earth as we know it What could you do to survive on a frozen planet And how are we already delaying another ice age Transcript and sources: https://whatifshow.com/what-if-we-entered-a-new-ice-age/ Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join this channel" [YouTube Link](https://youtube.com/watch?v=xMj06vXcHh8) 2022-09-07T18:12Z 8.8M followers, 272.9K engagements "What If We Nuked Mars #Mars #Space #SpaceSimulation #Planet #Shorts Elon Musk wants to nuke Mars. What are the consequences Without nukes life on Mars might be like this: You'd live in giant glass domes and grow small portions of food inside. And if you happen to go outside it would be in your big clunky spacesuit and you wouldn't be able to stay out for long. But it doesn't have to be like this. But Mars could end up looking and feeling a lot more like your planet Earth. But how Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:" [YouTube Link](https://youtube.com/watch?v=z9YyfcWDbRs) 2025-12-13T16:01Z 8.8M followers, 172.1K engagements "What If We Could Build an Alderson Disk This is not some DVD floating in space. It's a megastructure that might one day become humanity's home. The Earth might not remain habitable forever. It could get engulfed by a massive solar flare or become too hot due to climate change or have all its life wiped out by one enormous asteroid. What if I told you we could outlive all these disasters And that we could do that by building a space megastructure bigger than the Sun itself Just how big would we have to make it And what would life be like on a structure like that Transcript and source:" [YouTube Link](https://youtube.com/watch?v=-e2mBJ0O3Rw) 2020-03-14T16:26Z 8.8M followers, 1.5M engagements "What They Didn't Teach You About Jupiter Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 00:05 What if you fell into Jupiter 11:49 What if you lived on the moons of Jupiter 26:31 What if we found life on Jupiter's moon Europa 36:08 What If Jupiter collided with a black hole 43:52 What did scientists discover on Jupiter 52:49 [--] mind-blowing hypotheticals about Jupiter 01:12:00 What if Jupiter transformed into a rocky planet 01:18:14 What if Jupiter collided with Earth 01:26:34 What if we nuked Jupiter Check out our other channels: How to Survive:" [YouTube Link](https://youtube.com/watch?v=-pGmQCVH040) 2025-06-26T16:47Z 8.8M followers, 130.1K engagements "What If You Spent [--] Seconds on Io This is Io. One of the four largest moons of Jupiter. A terrifying inhospitable world it's got huge lakes of molten lava bigger than an average city. There are hundreds of volcanic eruptions which would dwarf a skyscraper. Oh and its surface is constantly ripped apart by the gravitational force of Jupiter itself. Yeah Io is an insanely hot ridiculously cold sulfurous wasteland. Will Chase survive there Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What" [YouTube Link](https://youtube.com/watch?v=0-2qaD1acvQ) 2024-10-12T15:00Z 8.8M followers, 867K engagements "What If a Marshmallow Hit the Earth at the Speed of Light #Shorts Watch the full episode here: https://youtu.be/HTWort9SnGE A marshmallow meteorite hurtling straight toward Earth How would this sweet space object begin its descent toward our planet Would the rapid speed of 99.9% of the speed of light which is [------] km/s (186 [---] mps) cause the marshmallow to disintegrate in mid-air What would happen if a marshmallow traveling at light speed actually made contact with Earth Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book:" [YouTube Link](https://youtube.com/watch?v=0fWKYeFZPOw) 2023-01-26T16:00Z 8.8M followers, 17.6M engagements "What If We Become a Type [--] Civilization Imagine if we could control earthquakes and tsunamis to generate power. Or maybe even terraform every planet in the solar system. These are just a couple of the things that might happen if human civilization was to advance in the future. So how can humans get to this point What other advancements will happen And what makes us think we'll even progress this far Transcript: https://whatifshow.com/what-if-we-become-a-type-1-civilization/ Check out our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you translate this" [YouTube Link](https://youtube.com/watch?v=0w2l5-FTD-0) 2020-05-11T15:55Z 8.8M followers, 2.2M engagements "What If All Continents Joined Back Together #Shorts Millions of years ago the Earth looked very different. A huge landmass called Pangea covered about a third of our planet. But about [---] million years ago the Earth broke apart into continents and formed the world we know today. Watch the full episode here: https://youtu.be/TqLSqmg8HSU Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ #shorts #whatif #pangea #supercontinent #geology what if what happens if scifi science documentary what if scenario mysteries what if earth earth" [YouTube Link](https://youtube.com/watch?v=1-pZacehAyg) 2021-10-14T15:00Z 8.8M followers, 7.4M engagements "What If You Ate a Brick of Dry Ice #Shorts Swallowing large amounts of dry ice isn't the smartest choice for your body. Although you can put it in some cocktails this freezing cold substance a solid form of carbon dioxide can get as cold as [----] C. What would dry ice feel like in your stomach And what would swallowing a brick of this chilly substance do to your skin Watch the full episode here: https://youtu.be/aCu5hN-08WM Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ #WhatIf #DryIce #CarbonDioxide what if what happens if" [YouTube Link](https://youtube.com/watch?v=1T-5gngKIAg) 2022-04-13T15:12Z 8.8M followers, 6.9M engagements "What If You Spent a Nanosecond in a Black Hole What would the outcome be if you took a leap of faith straight into a black hole Hey chase fam Its your boi Chase Today Im taking you on a journey into the heart of darknessjust one nanosecond inside a black hole. Ready to experience some wild Spaghettification Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:" [YouTube Link](https://youtube.com/watch?v=1WFfZL581Yw) 2024-11-23T16:00Z 8.8M followers, 1.7M engagements "What If We Could Open a Portal to a Parallel Universe What if there are other universes just like ours With an infinite number of Earths With uncountable versions of you And what if we don't have to look too far to find them Maybe a mirror version of our reality is right here. Our Universe began when a small but very hot singularity exploded in the Big Bang [----] billion years ago. But maybe it wasn't the only one to be born then. Transcript and sources: https://insh.world/science/what-if-we-could-open-a-portal-to-a-parallel-universe/ Watch more what-if scenarios: Planet Earth:" [YouTube Link](https://youtube.com/watch?v=2TUza5C2uJ8) 2019-09-07T17:01Z 8.8M followers, 2.8M engagements "What If We Swapped Our Moon with Other Moons #Planets #Space #SpaceSimulation #Shorts Catastrophic planet-wide tides flood cities. Pitch black nights. The ice age more powerful than Earth has ever seen. And tungsten-shaded evening skies. This is what would happen if we swapped our Moon with other moons in the Solar System. Spoiler alert - you are not surviving most of these. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:" [YouTube Link](https://youtube.com/watch?v=2g4ZdMPmUrw) 2025-12-29T16:00Z 8.8M followers, 100.2K engagements "What If the Yellowstone Volcano Erupted Tomorrow Located in the United States one of the world's largest volcanoes is gearing up to explode. It's known as the Yellowstone Volcano and it's not just any regular volcano. Instead it's a supervolcano If Yellowstone decided to erupt the results would be devastating. But just how bad would they be Is there anything we could do to stop it Could this affect the entire world And how would this change our weather Subscribe to the brand-new What If Discussed podcast: http://bit.ly/yt-what-if-show-podcast Take a deeper dive into What If episodes with the" [YouTube Link](https://youtube.com/watch?v=2iRJb15W-14) 2020-03-19T15:45Z 8.8M followers, 5.3M engagements "What If Space Was Hot Instead of Cold Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 00:05 - What If Space Was Hot Instead of Cold 10:00 - The Scariest Sounds in Space 29:13 - The Most Painful Deaths in Space 46:10 - What If Space Was Filled With Air 51:44 - [--] Lies You Were Told About Space 59:45 - What If The Biggest Nuke" [YouTube Link](https://youtube.com/watch?v=2yeQ0ZILhOw) 2025-12-24T19:35Z 8.8M followers, 86K engagements "What If You Lived on Kepler 22-b [---] light-years from where you are sitting way out in outer space lies a planet. The first planet to be discovered inside the habitable zone of a Sun-like star. Its name is Kepler 22-b. When a planet is located within a star's habitable zone it means that there is a chance that liquid water exists on its surface. And where there's water theres also the possibility of life. Human life. What would the weather be like over there Transcript and sources: https://whatifshow.com/what-if-you-lived-on-kepler-22-b/ 00:00 Could this be Earth [---] 01:10 Exoplanets 04:10" [YouTube Link](https://youtube.com/watch?v=3a48xkXT9p0) 2022-07-09T15:00Z 8.8M followers, 4.6M engagements "What If You Traveled to Pluto No one has been more bullied than Pluto. For like [--] years it was considered a planet. And then in [----] out of nowhere it became a dwarf planet. What's up with that Well I'm gonna give you three reasons proving Pluto is a real planet. Made possible with the support of Ontario Creates: https://ontariocreates.ca 00:00 Is Pluto a Real Planet 01:00 Criteria for Being a Planet 03:00 The History of Plutos Reclassification 05:00 The Debate: Should Pluto Be a Planet 07:00 Plutos Mass If It Absorbed Kuiper Belt Objects 09:00 Why Pluto Is Still a Dwarf Planet Support us on" [YouTube Link](https://youtube.com/watch?v=46EjPg7luDE) 2025-02-07T16:00Z 8.8M followers, 629K engagements "What If We Nuked a Black Hole #Space #BlackHoles #SpaceSimulation #Shorts A black hole is coming straight for Earth. We could wait for it to gobble us up but instead we're going to try to destroy it. We'll throw everything we can at this black hole. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com Our other channels: How to" [YouTube Link](https://youtube.com/watch?v=49KCPzo1oH0) 2025-12-03T16:00Z 8.8M followers, 641.4K engagements "What If You Lived in Every Prehistoric Era Support us on Patreon: https://www.patreon.com/whatifshow/membership Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Animalogic: https://www.youtube.com/@UCwg6_F2hDHYrqbNSGjmar4w Aperture: https://bit.ly/aperture-show T-shirts and merch: http://bit.ly/whatifstore What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/Bj5UnspbwE Podcast: http://bit.ly/yt-what-if-show-podcast What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and" [YouTube Link](https://youtube.com/watch?v=4uzJebuGslE) 2025-08-20T17:51Z 8.8M followers, 90.6K engagements "What If We Changed Our Sun Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 00:05 What If We Swapped Our Sun With Other Objects in The Universe 20:02 What If We Poured All of Earth's Water on the Sun 43:06 What If The Sun Was Smaller Than The Earth 46:15 What If We Refueled the Sun With Jupiter 50:34 What If the Sun Was a Blue Star 58:22 What If the Sun Collided With a Black Hole 01:04:23 What If a Black Hole Ate the Sun 01:09:09 What If Our Sun Became a Black Dwarf 01:12:41 What If the Sun Exploded Tomorrow 01:17:37 What If the Sun Suddenly Disappeared" [YouTube Link](https://youtube.com/watch?v=53Q2oR7Q69Y) 2025-09-03T18:22Z 8.8M followers, 192K engagements "What If You Were the Last Human on Earth #Humanity #Earth #Shorts So you wake up one day and find that you're the only person left in the world. Kind of cool right No obligations no rules no limits. Go nuts Actually go for the exotic fruits first. If your mangos and bananas are imported from overseas chances are they'll be hard to get to. So eat them while you can and enjoy every last bite. You might think that with no one stopping you you could go anywhere Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join" [YouTube Link](https://youtube.com/watch?v=53h-MBWeLuk) 2025-12-24T16:00Z 8.8M followers, 56K engagements "What If The Megalodon Never Stopped Evolving Twenty million years ago the Megalodon was king of the oceans. The largest shark that ever lived. It ate other mega sharks for breakfast. But as an ice age engulfed the world this enormous sea giant's time came to an end. What if through a miraculous twist of fate the Megalodon had managed to survive Just how large and scary would the Megalodon be today And what would happen to humans who went into the ocean Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this" [YouTube Link](https://youtube.com/watch?v=5DR2Q2TzHbg) 2024-11-19T16:31Z 8.8M followers, 2.4M engagements "What If We Traveled One Billion Years Into the Past Sign up for the Great Courses Plus and get a 14-day FREE trial: https://thegreatcoursesplus.com/whatif You dont want to pass this up so go now Imagine if you could take in all of human history in the blink of an eye. Well from the first steps on the moon to the first steps out of the slime that's exactly what we are in cosmic terms. But in that short amount of time we have done quite a bit. If you could travel through time you could witness the rise and fall of the many species that existed long before we were here. What would you see if you" [YouTube Link](https://youtube.com/watch?v=5IyGQIgfgBc) 2021-05-07T18:14Z 8.8M followers, 1.4M engagements "What If We Destroyed a Black Hole A black hole is coming straight for Earth. We could wait for it to gobble us up but instead we're going to try to destroy it. We'll throw everything we can at this black hole. From nukes to advanced technology we might not even have access to yet. Maybe we'll even try to throw a white hole at it. Is it even possible to destroy a black hole Y'know what enough questions. We have a serious mission to accomplish. If we don't humanity will be go extinct. Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon:" [YouTube Link](https://youtube.com/watch?v=6oyoWRNXsH0) 2024-12-30T16:30Z 8.8M followers, 1.2M engagements "What If the Largest Asteroid Hit Earth Some seriously large asteroids have threatened Earth before. Some of these asteroids have little chance of hitting us but there are a few with very real chances of making contact. What happens if a large asteroid or comet hits Earth And what are the chances something like Oumuamua or Bennu could actually hit our planet 00:00 Asteroids 1:37 Chelyabinsk 02:31 Chicxulub 03:46 Oumuamua 04:54 Bennu 05:30 Shoemaker-Levy [--] 06:29 Ceres Transcript and sources: https://whatifshow.com/what-if-the-largest-asteroid-hit-earth/ Questions or concerns Contact us at" [YouTube Link](https://youtube.com/watch?v=7_sVAcX-ueE) 2022-04-03T15:00Z 8.8M followers, 1.9M engagements "What If We Found Alien Life on K2-18 b Scientists might have discovered life outside the Solar System. Welcome to planet K2-18 b. This exoplanet is [---] light-years away from us and it has the most promising evidence for life we've ever found. 00:00 What If We Found Alien Life on K2-18 b 01:04 K2-18b Overview 02:58 Is K2-18b a super-Earth or mini-Neptune 05:46 Temperature on K2-18 b 08:37 Volcanic Islands 09:52 Atmosphere Analysis 11:31 Alien search begins 13:03 Fermi paradox discussion 15:16 Great Filter Theory 16:53 Biosignatures 19:45 Escape Support us on Patreon:" [YouTube Link](https://youtube.com/watch?v=7hvCJmjOg9Y) 2025-07-04T15:00Z 8.8M followers, 642.6K engagements "What If the Mosasaurus Never Went Extinct Download and play Warhammer [-----] Tacticus for free today: https://play.tacticusgame.com/WhatIf Use the code HELLOJAN" to get [----] gold [--] Blackstones. Available until Feb 1st. There's a giant vicious lizard monster lurking in the ocean. It's more massive than any creature that exists today. Say hello to the modern-day Mosasaurus. This creature went extinct [--] million years ago. But what if it evolved to live today In this episode we're going to look at the special traits the Mosasaurus would need in order to avoid extinction. 00:00 What if the" [YouTube Link](https://youtube.com/watch?v=8By0jj9soWw) 2025-01-22T16:00Z 8.8M followers, 728.9K engagements "What If You Were Attacked by a Giant Squid Imagine youre out for a blissful swim trying to catch a glimpse of some beautiful whales. The sun is shining the water feels refreshing and uh oh something just brushed past your leg. Something slimy something slithery something really really big. A giant squid has decided youre its next meal. How did a giant squid get the drop on you Are you going to be next on the dinner menu And how can your measly two arms take on eight Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=8NTP53a-3FI) 2020-10-22T16:00Z 8.8M followers, 1.3M engagements "What If You Fell Into the Sun Last year you loved watching me push the limits of science in the most extreme environments imaginable. In the name of discovery and exploration across every planet in our Solar System the WHAT IF team is backand this time were raising the stakes even higher. Get ready for bigger questions crazier scenarios and some of the most hostile places in the Universe. Were talking supernovas black holes and entire galactic clusters reaching temperatures of over [---] million Kevins (thats a LOT of Kevins). How extreme can things really get And what would happen if we went" [YouTube Link](https://youtube.com/watch?v=8ZM18bKrCfM) 2026-01-16T16:43Z 8.8M followers, 446.2K engagements "Scientists Discovered a Planet That Could Host Alien Life One hundred twenty light-years from us there is an exoplanet that can potentially host life. It's called K2-18b and it's the world you'd want to visit. K2-18b isn't exactly like Earth. It's more like a Super-Earth. Yeah it's [---] times larger and almost nine times more massive than our planet. Transcript and sources: https://whatifshow.com/scientists-discovered-a-strange-exoplanet-that-could-host-life/ Made possible with the support of Ontario Creates: https://ontariocreates.ca Get the What if book:" [YouTube Link](https://youtube.com/watch?v=8oEwXZYMfn0) 2023-10-21T16:24Z 8.8M followers, 369.4K engagements "The Kardashev Scale: Type I to Type VII Civilizations Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Thumbnail artwork by https://gtgraphics.de Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture: https://bit.ly/aperture-show Your Body On: https://bit.ly/your-body-on-show T-shirts and merch: http://bit.ly/whatifstore Newsletter: http://bit.ly/whatif-newsletter What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/Bj5UnspbwE Podcast:" [YouTube Link](https://youtube.com/watch?v=9J2K-KQ2psk) 2023-11-01T18:46Z 8.8M followers, 3.1M engagements "What If the Earth Was a Moon of Jupiter There are [--] known moons of Jupiter. What if we move Earth into its orbit too How would Jupiter's super-strong gravity affect our lives What would our skies look like How long could you survive on a freezing planet that's full of volcanoes With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources: https://insh.world/science/what-if-the-earth-was-a-moon-of-jupiter/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth:" [YouTube Link](https://youtube.com/watch?v=9VYgI79nFtw) 2019-02-13T22:17Z 8.8M followers, 3.7M engagements "The Future of Humanity Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture: https://bit.ly/aperture-show T-shirts and merch: http://bit.ly/whatifstore What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/Bj5UnspbwE Podcast: http://bit.ly/yt-what-if-show-podcast What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure" [YouTube Link](https://youtube.com/watch?v=9l9stNsMdds) 2024-07-10T18:24Z 8.8M followers, 1M engagements "What If We Killed All Mosquitoes They're the deadliest thing on Earth. They suck your blood and spread disease killing nearly one million people each year. Are we talking about vampires Lions Gorillas Actually none of these things. We're talking about mosquitoes. Are mosquitoes really this deadly What would happen if they all disappeared Would humanity be better off With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources: https://insh.world/science/what-if-we-killed-all-mosquitoes/ Watch more what-if scenarios: Planet" [YouTube Link](https://youtube.com/watch?v=9w-5wJYVmcw) 2019-10-23T15:47Z 8.8M followers, 6.6M engagements "What If We Settled on Mars or Venus Visit todays sponsor http://strawberry.me/whatif to start coaching with a $50 credit. Mars or Venus What planet would be better for human life to populate one day The obvious answer might be Mars but what if I told you Venus is actually a way better option Venus has a potentially better atmosphere and less harsh gravity. But on the other hand Mars has a better surface and could potentially be terraformed. So let's figure out which planet is really better for humans. Today we'll walk you through [--] different categories to determine which planet is the best." [YouTube Link](https://youtube.com/watch?v=Agf6Bi_SF5g) 2025-05-30T15:00Z 8.8M followers, 118.1K engagements "What If We Nuked the Moon #Space #SpaceSimulation #Moon #Shorts What if humans detonated a nuclear device on the Moon Would Earth be in danger Would the Moon change forever Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com Our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture:" [YouTube Link](https://youtube.com/watch?v=AvhUfgnr6vw) 2025-12-08T16:00Z 8.8M followers, 207.6K engagements "What If You Were Sucked Into a Whirlpool What a wonderful day for some kayaking out on the open sea. Wait a second. Why is the water spiraling Is this a whirlpool How could you end up getting sucked in What would spinning down that drain feel like And what would happen if you had a bigger boat What are the Lofoten Islands in Norway known for How dangerous is the Moskstraumen maelstrom Transcript and sources: https://whatifshow.com/what-if-you-were-sucked-into-a-whirlpool/ 00:00 Getting sucked into a whirlpool. 00:40 How do whirlpools form 01:52 Stumbling onto Moskstraumen maelstrom. 03:06 The" [YouTube Link](https://youtube.com/watch?v=BKvMD307rGM) 2022-01-23T16:00Z 8.8M followers, 307.9K engagements "What If the Neanderthals Had Not Gone Extinct Neanderthal DNA is 99.7% identical to our own and researchers claim that some humans might be carrying as much as 2% of the Neanderthal genome. Making things even weirder is that scientists recently recovered a nearly complete DNA sequence from a 50000-year-old Neanderthal skeleton. So in theory Neanderthals could make a comeback. But how would they adapt And how long would they survive Transcript and sources: https://insh.world/science/what-if-the-neanderthals-had-not-gone-extinct/ Made possible with the support of Ontario Creates" [YouTube Link](https://youtube.com/watch?v=CSgkeyqRvIY) 2019-07-01T14:28Z 8.8M followers, 1.7M engagements "What If Earth Was Shaped Like a Donut More Earths including Cubic Flat and Hollow Earth: https://www.youtube.com/watchv=WhT7XIZh7vM&list=PLZdXRHYAVxTLYYHcnBePxwYHuR_p-iRoX On our hypothetical journey we've already tested out living on a flat Earth a cubical Earth even a hollow Earth. What do you say we try to survive on an Earth with a giant hole in the middle Would a planet like this even have a chance of being habitable With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=CcRd38ztM8M) 2019-12-06T18:00Z 8.8M followers, 3.6M engagements "What If We Built an O'Neill Cylinder Watch our What If Discussed episode with Dr.Ronke Olabisi: https://bit.ly/discussed-life-in-space Tired of living on an overpopulated Earth Why not move to the O'Neill Cylinder An artificial state-of-the-art space habitat where we can control everything including the weather. What would it take to build a space station like this How big would it be And how would we make it suitable for life Transcript and sources: https://whatifshow.com/what-if-we-built-oneill-cylinder/ Subscribe to our second channel called "How to Survive":" [YouTube Link](https://youtube.com/watch?v=CeD0bP6m6ZM) 2020-07-04T16:35Z 8.8M followers, 791.9K engagements "What If Earth Was the Size of Jupiter Cut down on editing time and write more confidently with Grammarly Premium. Get 20% off Grammarly Premium by signing up at Grammarly.com/WHATIF Ever feel like the Earth is just too small for the Solar System Well lets make it bigger Welcome to a new Earth that is just as big as Jupiter. Would the Earth get its own Great Red Spot How would it interact with other celestial bodies including Jupiter itself Would Earths growth change the composition of space On an Earth of cosmic proportions the size of Jupiter your body would get heavier with the higher" [YouTube Link](https://youtube.com/watch?v=CpI0Uf-rSVA) 2022-01-25T16:00Z 8.8M followers, 865.4K engagements "What Will Humanity Be Like [----] Years From Now Learn more about Voyageur Pharmaceuticals at https://voyageurpharmaceuticals.ca/ This distribution was conducted on behalf of Voyageur Pharmaceuticals Ltd. (TSXV: VM.V (OTC: VYYRF) and was funded by Outside The Box Capital Inc. after Backyard Media d/b/a Underknown was engaged by Outside The Box Capital Inc. to advertise for Voyageur Pharmaceuticals Ltd. (TSXV: VM.V (OTC: VYYRF). For our full disclaimer please visit: https://bit.ly/3EfbkWk In the future humans might look like THIS. They'll have long tall bodies equipped to live in space. Or they" [YouTube Link](https://youtube.com/watch?v=Czbpthg4nTk) 2025-04-25T22:00Z 8.8M followers, 461.1K engagements "The Most Terrifying Planets in the Universe From small eerie rocks to massive nightmare-inducing worlds we journey through the most terrifying planets in the universe Watch as we rank them from Level [--] to 100each more terrifying than the last. Can you handle the horrors of space 00:00 Level [--] to [---] - Terrifying Planets 00:04 TOI 849b: The Largest Rocky Planet 00:50 TrES-2b: The Planet of Eternal Night 02:04 KOI-55.01 (Kepler 70b): The Evaporating Planet 03:11 Gliese 1214-b: The Hot Steamy Waterworld 04:12 Kelt 9b: The Hottest Exoplanet 05:35 WASP 12b: The Planet Being Torn Apart 06:45 AU Mic" [YouTube Link](https://youtube.com/watch?v=D59xKWJEb2Q) 2025-02-28T16:00Z 8.8M followers, 1.1M engagements "What If Earth Suddenly Lost Its Atmosphere Would we still be able to breathe Could our atmosphere ever come back Just how important is the atmosphere to our planet It's absolutely vital. It protects us from asteroids and solar radiation. It regulates our climate. It makes life on Earth possible Our nearest neighbor Mars lost most of its atmosphere some [--] billion years ago and look what's become of it. Once warm and wet it ain't the planet it used to be. Transcript and sources: https://insh.world/science/what-if-earth-suddenly-lost-its-atmosphere/ This video was in part inspired by Randall" [YouTube Link](https://youtube.com/watch?v=Ehzzm4rjJj8) 2018-12-21T19:50Z 8.8M followers, 604K engagements "Biggest Lies and Conspiracies About Dinosaurs Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 00:05 What If Humans Were Dinosaur Size 00:11 Evolution of Dinosaurs in [--] Minutes 00:21 Things You Were Lied to About Dinosaurs 00:30 What Was Earth Like Before the Dinosaurs 00:39 What If You Lived in the Prehistoric Era 00:48 What Happened Immediately After the Dinosaurs Went Extinct 00:55 What If Dinosaurs Never Stopped Evolving 01:04:02 [--] Ancient Animals Scarier Than Dinosaurs 01:12:27 What If We Brought Dinosaurs Back From Extinction 01:18:56 What If" [YouTube Link](https://youtube.com/watch?v=Er2PH3xiuYo) 2025-09-25T16:56Z 8.8M followers, 49.9K engagements "What If You Lived on the Moons of Jupiter Did you know that Jupiter has [--] moons And some of them are really big like planet-sized big. I'm going to populate these big moons of Jupiter and see which one isn't gonna kill me. 00:00 What If You Lived on the Moons of Jupiter 01:14 Building on Callisto 03:29 Radiation on Callisto 05:11 Moving to Ganymede 08:39 Arriving on Europa 11:58 Exploring Io Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:" [YouTube Link](https://youtube.com/watch?v=Era4XppnU4k) 2025-02-21T16:00Z 8.8M followers, 629.5K engagements "What Would Different Planets Look Like If They Became Our Moons #Shorts Imagine if one day you looked up into the night sky and saw Mars or Saturn where the Moon was supposed to be. How would replacing the Moon change the Earth's orbit Watch the full episode here: https://youtu.be/jOQ1shrpz9w Produced with love by Underknown in Toronto: https://underknown.com #Shorts #Whatif #Moon #TidalSystem #BinarySystem what if what happens if scifi science documentary what if scenario mysteries what if cosmos hypothetical hypothetical scenario Moon predictable weather ocean currents important nutrients" [YouTube Link](https://youtube.com/watch?v=FVMxv8l5ukw) 2021-06-05T15:00Z 8.8M followers, 5.1M engagements "What If the Largest Black Hole Entered Our Solar System Download the Speakly app at https://speakly.app.link/Speakly and get a 60% discount if you join the annual subscription Its invisible deadly and sucking up every bit of matter in its path. The most massive black hole in the known Universe is headed right toward Earth. What would you see as it started to slurp up the Milky Way Galaxy What kind of tasty dish would Earth become And once its finished with us where would it go next Maybe the Orion Arm Or perhaps the Oort Cloud Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=FdRnyh4kL-A) 2022-10-08T14:58Z 8.8M followers, 296K engagements "What If a Needle Hit The Earth At The Speed Of Light Get [--] FREE months of iScanner PRO and [--] GB of cloud storage here: https://myfiles.iscanner.com/apply-promocode/WhatIf To activate: [--]. Go to the iScanner link above. [--]. Create an account on the webpage. [--]. Install the app and sign in with the same account. There's a needle approaching Earth at the speed of light. A needle Pfft That's no big deal right Well unfortunately it's a very big deal. A needle traveling this fast can cause devastating effects on Earth. But why What kind of destruction could this tiny little needle cause And in what" [YouTube Link](https://youtube.com/watch?v=Fzi39NMYWO4) 2025-09-12T22:58Z 8.8M followers, 749.5K engagements "What If The Earth Had Two Moons What if our Moon had a twin Seeing not just one but two of these satellites in the night sky might be spectacular. Lets assume our second moon would be around [----] km (620 miles) wide and about one-thirtieth the mass of our current Moon. It would be about the same distance from Earth too. Just like the sister satellite our Moon had [---] billion years ago. Would we see this double-moon from Earth Absolutely The second moon would just appear about three times smaller. Still it would be a spectacular view. Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=GPVoIoj4saY) 2019-01-30T19:57Z 8.8M followers, 2.2M engagements "What If Megalodon Sharks Never Went Extinct Would you ever venture into the ocean if you knew this creature could be lurking beneath you It's twice the size of a T. rex its jaws are big enough to crush cars and it can swallow multiple humans at a time This ancient beast is called a megalodon shark and if it had never become extinct it would have a surprisingly large impact on our lives. How would they change the way we use our oceans Check out our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Correction at 4:33 - Yes you are correct the megalodon was indeed" [YouTube Link](https://youtube.com/watch?v=GcSTjxe0G74) 2019-11-16T17:32Z 8.8M followers, 11.1M engagements "What If Jupiter Collided With the Smallest Star Install Raid for Free ✅ IOS/ANDROID/PC: https://clcr.me/WhatIf_Raid and get a special starter pack 💥 Available only for the next [--] days The biggest planet in the Solar System. And the smallest star in the known Universe. Today they are on a collision course. EBLM J0555-57Ab is a red dwarf and the smallest star we've ever discovered. Jupiter is huge. It's about [--] times larger than Earth. But because it's mostly made of hydrogen it's not massive enough to be a star. So what would happen if these two giants collided Transcript and sources:" [YouTube Link](https://youtube.com/watch?v=GzhVnp0trPY) 2022-07-28T17:34Z 8.8M followers, 1.2M engagements "2026 Could Be Worse Than You Think Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 00:51 - Everything That Could Go Wrong in [----] 08:28 - What If 3I/ATLAS Collided with Earth 26:56 - What If a Black Hole Flew By Earth at the Speed of Light 44:45 - What If a Needle Hit The Earth At The Speed Of Light 56:13 - What If We Swapped Our" [YouTube Link](https://youtube.com/watch?v=HV_mO5K2VDY) 2025-12-31T01:44Z 8.8M followers, 97.6K engagements "What If All of Antarctica's Ice Suddenly Melted Underneath Anarctica's ice there's a deep dark secret. Today we're going to melt all that ice to find out how it would transform Earth. What mysteries lie buried deep under its thick frozen surface As the ice melts and sea levels rise what would happen to our coastal cities And why might this lead to some unexpected diseases This YouTube video was conducted on behalf of Gelteq Limited (NASDAQ: GELS) and was funded by Outside The Box Capital Inc. after Backyard Media D/B/A Underknown was engaged by Outside The Box Capital Inc. to advertise for" [YouTube Link](https://youtube.com/watch?v=HesXeHI0vEU) 2024-11-30T16:00Z 8.8M followers, 2.5M engagements "What If We Settled on Titan Are you ready for a new start Are you sick and tired of Earth and all its problems Well heres your chance to start fresh by moving to Titan Titan Saturns largest moon could be your new home away from home. How would we power our new home What would we eat And how would we handle crime Subscribe to our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you translate this episode into another language Add subtitles and we will link your YouTube channel in the description: https://www.youtube.com/timedtext_videov=ILQ5X97Ak18 Watch" [YouTube Link](https://youtube.com/watch?v=ILQ5X97Ak18) 2020-08-19T16:44Z 8.8M followers, 1.2M engagements "What If You Swallowed All Elements of the Periodic Table For dinner tonight you are being treated to the tasting menu of a lifetime. The periodic table of elements. Which elements would you be able to eat Which ones would taste or smell funny And which elements would ruin the fun by killing you Which of these [---] elements is the most dangerous What is copper toxicity 00:00 Eating the Periodic Table 00:39 What's an element 01:27 Basic Building Blocks (Oxygen Hydrogen Nitrogen Calcium Phosphorus) 01:57 Sodium Potassium Magnesium Selenium Iron Copper 02:52 Noble Gases (Helium Argon) 03:30" [YouTube Link](https://youtube.com/watch?v=Iko-XX1mPUg) 2021-11-30T16:00Z 8.8M followers, 489K engagements "What Happens If You Don't Shower for a Month Every morning or every night. Before going out. Definitely after the big game. For most people showering is routine. But for some it's religion. But if lots of showering makes you feel divine your body might be the real miracle worker. The average human spends more than a year of their life in the shower. And according to most dermatologists that's way too much. But how else are you supposed to keep looking and smelling your best Transcript and sources: https://insh.world/science/what-happens-if-you-dont-shower-for-a-month/ Made possible with the" [YouTube Link](https://youtube.com/watch?v=IyC_DTFdIdI) 2019-07-26T16:22Z 8.8M followers, 4.6M engagements "What If We Swapped Our Moon With Other Planets Check out LARQ's PureVis [--] here: https://bylarq.com/WhatIf Having a potentially habitable planet in orbit around Earth would change things and violently. But in this video we're not just placing Kepler-22 b in the sky. We're going to swap our Moon for some of the most dangerous alien planets too. We'll start easy with a potentially habitable exoplanet. And then we'll see what life on Earth would be like if a super-hot planet larger than Jupiter was wreaking havoc in our orbit. And the first on the list is Proxima Centauri b. Don't worry we'll get" [YouTube Link](https://youtube.com/watch?v=JYih3Jn0YFM) 2025-12-12T16:00Z 8.8M followers, 113.9K engagements "What If You Fell Into Jupiter We don't know for sure what Jupiter's core is made of. But we do know that Jupiter is the largest and oldest planet in our Solar System. It has more than twice the mass of all the other planets combined. And with a radius of [-----] km (44000 mi) it's [--] times wider than Earth. This planet is also a gas giant made up of the leftovers from the formation of the Sun four and a half billion years ago. This endorsement was provided for compensation this included a formal agreement between Backyard Media D/B/A Underknown and Outside The Box Capital Inc. for a one-time" [YouTube Link](https://youtube.com/watch?v=K3XgtgpxzoY) 2024-12-18T16:00Z 8.8M followers, 1.4M engagements Limited data mode. Full metrics available with subscription: lunarcrush.com/pricing
@whatifscienceshow What If
What If posts on YouTube about science, cosmos, solar, if you the most. They currently have [---------] followers and [---] posts still getting attention that total [-------] engagements in the last [--] hours.
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Social Influence
Social category influence technology brands 19.24% countries 9.78% social networks 7.57% celebrities 4.1% travel destinations 2.52% finance 1.89% stocks 1.58% cryptocurrencies 1.26% gaming 0.63% automotive brands 0.32%
Social topic influence science #426, cosmos #26, solar #79, if you #2497, space #230, sun #531, spacex #149, theory #497, what is #2079, earth earth #13
Top accounts mentioned or mentioned by @underknowncom @ucwg6f2hdhyrqbnsgjmar4w @dkstudentoo @thescienceenigma @dokie @pavelsevecek @mineappcompany @trueclassic @explore @thepaintexplainer @astrobites_21 @factswithrohel @visioninfinitybysadhana @framecraftacademy
Top assets mentioned Trex Company, Inc. (TREX) OORT (OORT)
Top Social Posts
Top posts by engagements in the last [--] hours
"Uranus or Ur-A-nus #Shorts What's the right way to pronounce it Uranus or Ur-A-nus How do famous scientists pronounce the name of this planet Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ #Shorts #Whatif #Uranus #Cosmos #Planet #SolarSystem #Pronunciation what if what happens if scifi science documentary what if scenario mysteries what if cosmos cosmos hypothetical hypothetical scenario hypothetical scenarios uranus planet planets solar system pronounce pronunciation uranus for kids space uranus facts planet uranus uranus"
YouTube Link 2022-02-07T16:00Z 8.8M followers, 1.1M engagements
"What If We Terraformed the Moon What if we colonized and lived on the Moon Obviously we cant just pack our stuff and move there today. But what if we terraformed it reshaped it into an Earths image How long would it take us to turn our natural satellite into a habitable place How would this Earth-like Moon look Would this even be possible Sources and more at https://insh.world/science/what-would-it-take-to-terraform-the-moon/ Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:"
YouTube Link 2018-09-19T20:11Z 8.8M followers, 1.7M engagements
"What If Alien Life Was Silicon-Based Thanks CuriosityStream for sponsoring this episode Go to http://bit.ly/whatif-curiositystream for unlimited access to the worlds top documentaries and nonfiction series. Enter the promo code whatif' during the signup process and your membership is completely free for the first [--] days. Thumbnail from the amazing short about silicon based life by zeyi (): https://youtu.be/iUdNk5LYj70 https://www.behance.net/gallery/87268925/Primitive-THE-CONCEPT-ART-OF-SILICON-BASED-LIFE There are billions of planets in the Universe that theoretically can support life. But"
YouTube Link 2019-10-21T17:18Z 8.8M followers, 1.3M engagements
"What Would Dying on Every Planet Be Like If you landed on Venus this hot planet would crush you - like a plastic bottle. It would be painful. But don't worry it would only last five seconds. The longest five seconds of your life. And just wait till you see what happens on Mars. It's unsettling. 00:00 Venus 04:07 Mercury 10:06 Mars 14:16 Jupiter 16:33 Saturn 18:24 Uranus 20:29 Neptune 22:52 Pluto Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:"
YouTube Link 2024-12-25T16:00Z 8.8M followers, 16.3M engagements
"What If Uranus Collided With Earth #Shorts Watch the full episode: https://www.youtube.com/watchv=ghyUIOibp3A It's been [--] days since Uranus first appeared in the sky. At first it looked like our Moon had found itself a stellar partner. But then we understood something much much bigger was headed our way. What caused Uranus to become so unstable How could this epic collision change the ice giant And what's with this horrific stink Ugh. Questions or concerns Contact us at https://underknown.com/contact/ Interested in sponsoring our episodes or collaborating Email us: inquiries@underknown.com"
YouTube Link 2023-03-07T16:04Z 8.8M followers, 114.3K engagements
"What Was Earth Like Before the Dinosaurs Let's get personal on Whatsapp: https://whatsapp.com/channel/0029Va8VC502ER6r1yk1yP2Y Millions of years ago Earth looked very different. All the continents were fused into one teeming with life that was both beautiful and terrifying. When you think of prehistoric times you might picture a T. rex rampaging through the jungle with its razor-sharp teeth. But even before the dinosaurs there were other giant creatures ruling the Earth. 00:00 What Was Earth Like Before the Dinosaurs 01:54 [---] Million Years Ago 02:50 [---] Million Years Ago 04:53 [---] Million"
YouTube Link 2023-04-26T15:00Z 8.8M followers, 7.5M engagements
"What If The Largest Objects in the Universe Collided In this video we're going to smash BIG things into each other. Why stop at smashing two gargantuan black holes when you can do the same with the most massive starts the largest planets and even two galaxies It's going to get explosive. 00:00 What If The Largest Objects in the Universe Collided 01:18 Largest Black Holes 06:39 Galaxies 10:04 Largest Planets 13:10 Largest Stars Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to"
YouTube Link 2025-12-26T16:00Z 8.8M followers, 458.8K engagements
"What If You Watched a Sunset on Every Planet (SIMULATION) Take your personal data back with Incogni Use code WHAT at the link below and get 60% off an annual plan: https://incogni.com/what You see there are [--] trillion galaxies out there in the Universe. And within them there are billions upon billions - well trillions upon trillions - of stars. The Universe is a strange place and the view is about to get spectacular. So buckle up. We are traveling from Mercury to the edge of the known Universe to witness the most beautiful and deadly alien sunsets you've ever seen. 00:00 Watching The Sunset"
YouTube Link 2026-01-30T16:00Z 8.8M followers, 146.5K engagements
"What If You Lived in Ancient Egypt Watch our Discussed episode where we dive deeper into life in Ancient Egypt with Dr. Salima Ikram: https://bit.ly/discussed-life-in-ancient-egypt Imagine a time of scientific and mathematical innovation magic and fertile land irrigated by the great Nile River. Ancient Egypt was a successful and intelligent civilization that lasted for [----] years. What do you think your life would be like if you were an Egyptian during this time period Subscribe to our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you translate this"
YouTube Link 2020-07-18T16:01Z 8.8M followers, 2.3M engagements
"What If We Nuked Mars Elon Musk wants to nuke Mars. What are the consequences Without nukes life on Mars might be like this: You'd live in giant glass domes and grow small portions of food inside. And if you happen to go outside it would be in your big clunky spacesuit and you wouldn't be able to stay out for long. But it doesn't have to be like this. But Mars could end up looking and feeling a lot more like your planet Earth. But how Well. Transcript and sources: https://insh.world/science/what-if-we-nuked-mars/ Watch more what-if scenarios: Planet Earth:"
YouTube Link 2019-08-23T14:37Z 8.8M followers, 3M engagements
"What If a Black Hole Opened at CERN Let's roll back a few days. This is CERN the Nuclear Research laboratory on the border of France and Switzerland. It features the most powerful particle accelerator on Earth the Large Hadron Collider or LHC. What does it do It accelerates and collides particles at 99.99% of the speed of light. And maybe it could produce the very first lab-grown black hole. How big would that black hole be What precautions would you need to take not to get sucked in it And how long would it take it to destroy the entire planet Transcript and sources:"
YouTube Link 2020-08-12T16:00Z 8.8M followers, 973.1K engagements
"What If Humans Were Silicon-Based Instead of Carbon-Based Carbon is the primary building block of all life on Earth. Without it humans would have no DNA. What if we tried replacing human life with silicon instead of carbon. What would silicon-based humans look and act like Transcript and sources: https://whatifshow.com/what-if-humans-were-silicon-based-instead-of-carbon-based/ 00:00 Silicon-based life 00:53 Carbon life 02:32 Weak double bonds 03:42 Molecule movement 04:19 Sulphuric acid oceans Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one"
YouTube Link 2022-05-13T15:00Z 8.8M followers, 458.4K engagements
"What If Uranus Collided With Earth It's been [--] days since Uranus first appeared in the sky. At first it looked like our Moon had found itself a stellar partner. But then we understood something much much bigger was headed our way. What caused Uranus to become so unstable How could this epic collision change the ice giant And what's with this horrific stink Ugh. Transcript and sources: https://whatifshow.com/what-if-uranus-collided-with-earth/ Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Subscribe to our second channel called "How to"
YouTube Link 2020-11-26T17:00Z 8.8M followers, 11M engagements
"What If Earth Was Shaped Like a Donut #Shorts What would happen to the Moon if Earth was shaped like a donut The good news is we'd still have it. Most likely it would be pulled towards the hole and bob up and down in the middle of the planet. Or it could be affected by the gravity of the donut's outer edges and create a figure eight orbit around Earth. Watch the full episode here: https://youtu.be/CcRd38ztM8M #Shorts #Whatif #Earth Produced with love by Underknown in Toronto: https://underknown.com what if what happens if scifi science documentary what if scenario mysteries what if earth"
YouTube Link 2021-04-09T20:03Z 8.8M followers, 51.6M engagements
"Living in the Paleozoic Era #Shorts Its a Paleozoic party Were throwing it back [---] million years. When the Earth woke up from an ice age the Paleozoic Era began. This era lasted for [---] million years but you might not even last five minutes in a Paleozoic climate. Watch the full episode here: https://youtu.be/02Ixe4yXWdY Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ References: Paleozoic Era: Facts & Information - https://www.livescience.com/37584-paleozoic-era.html Cambrian Period: Facts & Information -"
YouTube Link 2022-02-10T16:03Z 8.8M followers, 8.3M engagements
"How Many Earths Can Fit In Each Planet SIMULATION Did you know. that the largest planet in the Solar System can fit [----] Earths inside of it Yeah today we're going to run some planetary simulations to give you an idea of just how big some planets really are. It's going to be mind-blowing. 00:00 How Many Earths Can Fit In Each Planet 00:50 Mercury 02:20 Mars 02:55 Venus 04:10 Neptune 04:50 Uranus 05:12 Saturn 06:30 Jupiter Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:"
YouTube Link 2024-10-02T15:30Z 8.8M followers, 1.2M engagements
"What If Saturn Replaced our Moon Go to @Dokie to start building your next professional presentation: https://bit.ly/3NYzM2F A huge gas giant suddenly appears in the sky. You look up in wonder. It's beautiful. And terrifying. The second Saturn replaces our Moon in its orbit Earth would just as suddenly stop being a planet. We would become a moon. Yeah scientists would have to reclassify Earth. That is if any scientist or any humans at all could survive this planetary switch. Because Earth days would now be numbered. 00:00 What If Saturn Replaced our Moon 03:24 [--] Hour Later 12:26 [--] Hours Later"
YouTube Link 2026-02-06T17:51Z 8.8M followers, 115.7K engagements
"What REALLY Happens When a Dengue Mosquito Bites You #Shorts Dengue is a deadly virus that gets worse with every infection and theres no cure. With [---] million cases a year and a quadrillion mosquitoes spreading it this is a global threat. But new AI tech may have just cracked the code for a universal vaccine. This distribution was conducted on behalf of ImmunoPrecise Antibodies Ltd. (NASDAQ: IPA) and was funded by Outside The Box Capital Inc. after Underknown Inc. was engaged by Outside The Box Capital Inc. to advertise for ImmunoPrecise Antibodies Ltd. (NASDAQ: IPA). For our full disclaimer"
YouTube Link 2025-08-03T12:01Z 8.8M followers, 43K engagements
"Lies Elon Musk Has Told About Mars Step up your style game with Gentlebands' unique rings made from rare materials like retired spacecraft and genuine dinosaur fossils. Visit: https://bit.ly/3U0lzBy and use code WHATIF for an exclusive 25% discount at checkout. Elon Musk's claim of having a million people on Mars by [----] is just one of his many bold yet dubious statements about Mars. This video will review his assertions over the years including ideas like Martians not needing to worry about radiation and the benefits of dropping nukes on Mars. We'll evaluate the truth behind these claims and"
YouTube Link 2024-05-18T15:00Z 8.8M followers, 230.8K engagements
"What If You Swallowed Liquid Mercury This metal can exist in all three states as a liquid a vapor and a solid. And this toxic substance might be lurking inside you already. So what would happen if you swallowed liquid mercury Could too much mercury alter your brain chemistry Or would it cleanse your system And what foods contain the highest amount of mercury Why is it considered a form of laxative Transcript and sources: https://whatifshow.com/what-if-you-swallowed-liquid-mercury/ Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing"
YouTube Link 2021-09-29T15:00Z 8.8M followers, 375.4K engagements
"What If the World Lost Oxygen for Five Seconds #Planets #Earth #Oxygen #Shorts Imagine if all the Earths oxygen disappeared. Not forever just for say [--] seconds Would we just hold our breath What would happen to the atmosphere What would happen to the environment Heres what would happen if the world lost oxygen for just [--] seconds. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our"
YouTube Link 2026-02-05T18:18Z 8.8M followers, 174K engagements
"What If World War III Happened Tomorrow Human history has been full of battles and wars some big and some small. But if World War [--] were to happen it might be humanity's biggest battle yet. Advanced technology massive troops and more intensive strategy would all be involved. Why would something like this happen And how would this war be fought Join our Patreon community and help make What If better: http://bit.ly/whatif-patreon Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:"
YouTube Link 2020-01-08T18:31Z 8.8M followers, 6M engagements
"I Tried to Land on Venus Get your book here: https://mdsh.io/whatiflastbook and use the code WhatIfLastBook for 10% off (valid for [--] month) This is Venus. Some say it's Earth's twin. But really this world is hell. And our mission Well we're going to try to survive on it for [---] days. Surviving on Venus would be difficult. This inferno-beast of a planet packs lead-melting heat acid clouds and crushing pressure. Oh - and also. lightning. If you were tasked with surviving Venus for [---] days how do you think you'd do it 00:00 What If You Survived on Venus for [---] days 01:18 Chase heads to Venus"
YouTube Link 2025-10-17T15:00Z 8.8M followers, 122.6K engagements
"You've Been Lied to About Space AND Dinosaurs Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 01:11 Lies You Were Told About Space 09:52 Things You Were Lied to About Dinosaurs 20:01 More Things You Were Lied to About Space 29:42 Is Everything We Know About The Universe Wrong Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Animalogic: https://www.youtube.com/@UCwg6_F2hDHYrqbNSGjmar4w Aperture: https://bit.ly/aperture-show T-shirts and merch: http://bit.ly/whatifstore What If elsewhere: Instagram:"
YouTube Link 2025-07-18T16:38Z 8.8M followers, 237.1K engagements
"What If We Dumped Our Trash into Volcanoes Watch an updated version of this episode: https://www.youtube.com/watchv=Nz1tal4_UUo A volcano is one of the most unforgiving natural phenomenons on Earth. If you were to fall into its magma-filled center your body would quickly bubble up and disappear without a trace. So if they're so good at getting rid of things why aren't we using them to get rid of our garbage Has anyone tried it before How would we transport all our trash to them Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet"
YouTube Link 2019-04-16T19:09Z 8.8M followers, 18.2M engagements
"What If You Fell Into the Biggest Void in the Universe It's a place where nothing exists. A place without stars planets or galaxies. A place where you wouldn't meet a soul for hundreds of millions of light-years. This place is called the Botes Void. Or as I like to call it The Great Nothing. And unless you find your way back to your ship you'll be drifting through the perplexing dark of this mysterious nothing for billions of years. That is your frozen desiccated body would drift through this expanse for billions of years. Because there's nobody out here to retrieve you. 00:00 What If You"
YouTube Link 2026-01-23T16:15Z 8.8M followers, 563.2K engagements
"What If You Tried to Survive in the Clouds of Venus Protect your data for only $2 a month with CyberGhost VPN https://cyberghostvpn.com/WhatIf VENUS. Hellscape of the Solar System. I made it through the trial by fire and was reborn like the phoenix from the ashes. I ran the gauntlet from the atmosphere dealt with problem. after problem. after problem. and finally. I was defeated. By the way watch Part [--] of this Venerial adventure before you dive into this one. Okay let's go. 00:00 What Would Happen If You Landed on Venus Part [--] 01:33 New Hope: The HAVOC Plan 02:45 Life Above the Clouds 04:00"
YouTube Link 2025-10-24T15:00Z 8.8M followers, 284.8K engagements
"What If the Earth Stopped Spinning for [--] Seconds Hang on because were about to screech to a halt. Thats right. The Earth is going to stop spinning for five seconds. How much damage would this sudden stoppage cause What would you experience in different parts of the world And when the Earth starts spinning again would it still be habitable How would the day and night cycle be affected Why would there be strong winds Transcript and sources: https://whatifshow.com/what-if-the-earth-stopped-spinning-for-5-seconds/ 00:00 Earth Stops Spinning for [--] Seconds 00:40 Earth's Rotation 01:45 Strong Winds"
YouTube Link 2021-12-05T16:00Z 8.8M followers, 6.7M engagements
"Things You Were Lied to About Dinosaurs You might have heard that all dinosaurs were wiped out [--] million years ago when a [--] km wide asteroid crashed into Earth and caused a mass extinction event. But that - is entirely false. 00:00 Myth: All Dinosaurs Became Extinct 02:32 Myth: Dinosaurs Were All Cold-Blooded 05:35 Myth: The T-Rex Stood Upright 07:35 Myth: Dinosaurs Made Terrifying Noises Transcript and sources: https://whatifshow.com/things-you-were-lied-to-about-dinosaurs/ Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:"
YouTube Link 2023-09-03T15:00Z 8.8M followers, 1.2M engagements
"What If Earth Lost 1% of Oxygen Every Second You wouldnt notice it at first. But every second the air around you is thinning little by little. After [--] seconds youre gasping. Engines fail. Hospitals go dark. By minute two planes are crashing oceans are suffocating and the sky is turning deadly. If Earth started losing 1% of its oxygen every second this is exactly how fast the world would end. But how long would it take until we completely run out Can anything survive in a zero oxygen world And is there hope for humans to some day repopulate the Earth 00:00 What If Earth Lost 1% of Oxygen"
YouTube Link 2025-06-20T15:00Z 8.8M followers, 294K engagements
"What If You Fell Into Niagara Falls They're not the biggest falls on Earth not by a long shot. But they're certainly among the most famous. Niagara Falls attracts millions of visitors from around the world every year. People come for the history they come for romance they come for the spectacular view But some people just can't get close enough. Transcript and source: https://whatifshow.com/what-if-you-fell-into-niagara-falls/ Subscribe to the brand-new What If Discussed podcast: http://bit.ly/yt-what-if-show-podcast Take a deeper dive into What If episodes with the help from the world's top"
YouTube Link 2020-02-24T15:48Z 8.8M followers, 6.6M engagements
"What If the Sun Exploded Tomorrow #Shorts That star at the center of our Solar System that superhot ball of plasma that gives us heat and energy and amazing complexions.well it's a ticking time bomb. #Shorts #WhatIf #Sun Produced by Underknown: https://underknown.com what if what happens if scifi science documentary what if scenario mysteries sun sun explosion cosmos what if cosmos what if sun star cosmic star documentaries hypothetical hypothetical scenario interesting facts earth astronomy space exploration space time cosmology sun documentary sun exploding solar system orbit supernova red"
YouTube Link 2021-04-01T19:02Z 8.8M followers, 12M engagements
"What Happened Immediately After the Dinosaurs Went Extinct Watch the amazing rewilding videos from our friends at Planet Wild: Cleaning up the oceans: https://planetwild.com/go/mission2utm_campaign=whatif_2306&utm_source=Youtube Saving a dying forest: https://planetwild.com/go/mission3utm_campaign=whatif_2306&utm_source=Youtube 00:00 What Happened Immediately After the Dinosaurs Went Extinct 00:52 [--] Seconds Before the Impact 01:40 The Impact 02:00 Check out Planet Wild 06:06 Ather The Impact 07:47 Check out Planet Wild Questions or concerns Contact us at https://underknown.com/contact/"
YouTube Link 2023-06-24T15:02Z 8.8M followers, 3.7M engagements
"Avatars Pandora in Real Life is Terrifying Avatar's Pandora is the wildest most beautiful and most deadly place in the galaxy. I mean who wouldn't want to live here But how could the air be lethal What elements could make your body glow How could a gas giant destroy Pandora's surface What is tidal heating Why wouldn't you be able to watch Netflix Transcript and sources: https://whatifshow.com/living-on-pandora/ 00:00 Avatars Pandora in Real Life is Terrifying 00:41 Pandora 01:30 Polyphemus 03:00 Pandora's atmosphere 04:48 The Alpha Centauri star system Questions or concerns Contact us at"
YouTube Link 2022-12-14T16:10Z 8.8M followers, 525.6K engagements
"What If We Swapped Our Moon With Other Moons Grab your free seat to the 2-Day AI Mastermind: https://link.outskill.com/WHATIFNOV2 100% Discount for the first [----] people Dive deep into AI and Learn Automations Build AI Agents Make videos & images all for free Bonuses worth $5100+ if you join and attend Catastrophic planet-wide tides flood cities. Pitch black nights. The ice age more powerful than Earth has ever seen. And tungsten-shaded evening skies. This is what would happen if we swapped our Moon with other moons in the Solar System. Spoiler alert - you are not surviving most of these."
YouTube Link 2025-11-03T16:00Z 8.8M followers, 1.1M engagements
"What If 3I/ATLAS Collided with Earth This is a simulation of what would happen if an interstellar harbinger of doom smashed into Earth. That odd cigar-shaped asteroid is Oumuamua. It's the very first interstellar rock on record 'interstellar' which means it came to us from outside the Solar System. And the sheer force of a collision with this rock would carve a crater the size of a city vaporizing everything in its vicinity. But as far as interstellar rocks go Oumuamua is not the worst. 00:00 What If 3I/ATLAS Collided with Earth 01:32 Understanding 3I/Atlas (vs Oumuamua) 03:24 The Third"
YouTube Link 2025-11-14T16:34Z 8.8M followers, 388.4K engagements
"What If a Quasar Entered Our Solar System Join our Patreon community and help make What If better: http://bit.ly/whatif-patreon Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos: https://www.youtube.com/watchv=gfuJyVkMH_g&list=PLZdXRHYAVxTJno6oFF9nLGuwXNGYHmE8U Technology: https://www.youtube.com/watchv=CS3bBO05fpU&list=PLZdXRHYAVxTIeRY3JtgXgoGqSEB7kDdKO Your Body: https://www.youtube.com/watchv=QmXR46TrbA8&list=PLZdXRHYAVxTJNsV9FFeNAKl2ySsHj8GZO Humanity:"
YouTube Link 2019-12-25T16:00Z 8.8M followers, 1.4M engagements
"What If You Were Injected With Graphene This transparent strip is made of one of the strongest materials on Earth. And now were going to inject this into your body. Would this help with cell regeneration Would this mineral ever leave your system And is it in you already What's the difference between graphite and graphene What's graphene oxide Transcript and sources: https://whatifshow.com/what-if-you-were-injected-with-graphene/ Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join"
YouTube Link 2021-10-24T15:00Z 8.8M followers, 521.5K engagements
"What If You Spent [--] Seconds on Mars Spending [--] seconds on Mars without a helmet is NOT a good idea. But let me tell you how we got there. Ah the red sky of Mars. The red planet and our potential new home. Well Mars isn't as hospitable as it sounds. It's really inhospitable. Made possible with the support of Ontario Creates: https://ontariocreates.ca Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us:"
YouTube Link 2023-11-18T16:15Z 8.8M followers, 1.6M engagements
"What If You Dropped a Black Hole into a Pool of Water #BlackHole #SpaceSim #Simulation #Shorts A calm pool of water. A single splash. And suddenly one of the most dangerous objects in the universe is sitting inches from your feet. Black holes destroy galaxies. Water fills swimming pools. So what happens when you put them together Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our"
YouTube Link 2026-02-07T16:01Z 8.8M followers, 55.5K engagements
"What If You Travelled [--] Billion Years into the Future #Evolution #TimeTravel #Future #Shorts What would Earth look like [--] billion years from now If you could time-travel far beyond human civilization you wouldnt find futuristic cities or advanced technology youd find a planet almost unrecognizable. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us:"
YouTube Link 2026-02-10T21:36Z 8.8M followers, 42.8K engagements
"What If Cthulhu Was Real Get a free What If Top [--] book when you sign up for our newsletter: https://underknown.com/newsletter/ The night is dark and stormy at the beach. A crowd prays to the thunder in the skies. All hail the god of chaos who sleeps no more. Cthulhu the great green bringer of madness rises A colossal shadow emerges from the ocean. Wielding tentacles wings and eyes that reach deep into your soul and your mind. If Cthulhu the terrifying demi-god from classic literature was here who would it attack first What would happen when you looked at it And why would you bring out the"
YouTube Link 2022-11-02T15:00Z 8.8M followers, 224.8K engagements
"What If the World Lost Oxygen for Five Seconds Imagine if all the Earths oxygen disappeared. Not forever just for say [--] seconds Would we just hold our breath What would happen to the atmosphere What would happen to the environment Heres what would happen if the world lost oxygen for just [--] seconds. With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources: https://insh.world/science/what-if-the-world-lost-oxygen-for-five-seconds/ Watch more what-if scenarios: Planet Earth:"
YouTube Link 2019-02-27T22:22Z 8.8M followers, 15.4M engagements
"What If These Exoplanets Orbited Our Sun What if we took some of the most fascinating exoplanets ever discovered and dropped them straight into our own Solar System In this episode we drag distant worlds thousands of light-years closer to home and test what would really happen if they orbited our Sun instead of their native stars. From the promising Earth-like TRAPPIST-1 e to massive super-Earths frozen rogue worlds and a jaw-dropping super-Saturn with rings wider than Mercurys orbit things get wild fast. 00:00 What If These Exoplanets Orbited Our Sun 00:18 TRAPPIST-1e 06:49 Kepler-442 b"
YouTube Link 2026-01-09T16:01Z 8.8M followers, 149.9K engagements
"What If the Sahara Desert Suddenly Turned Green To learn more about Avicanna Inc.👉 https://ir.avicanna.com/ Terraforming the Sahara Desert would have a good side and a potential terrible side. In this episode we'll take a look at what the single biggest challenge would be during this mega project. And whether or not doing this could save or destroy the world. This YouTube video was conducted on behalf of Avicanna Inc. (TSE:AVCN.TO OTC:AVCNF) and was funded by Outside The Box Capital Inc. after Backyard Media D/B/A Underknown was engaged by Outside The Box Capital Inc. to advertise for"
YouTube Link 2024-10-05T15:01Z 8.8M followers, 160.6K engagements
"What If We Nuked Venus #Planets #Space #Venus #Shorts Venus is often called Earths evil twin similar in size but completely hostile to life. With crushing pressure surface temperatures hot enough to melt lead and a runaway greenhouse effect gone wild its one of the most extreme worlds in the Solar System. But what would actually happen if we detonated nuclear weapons on Venus Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:"
YouTube Link 2026-02-04T18:47Z 8.8M followers, 479.6K engagements
"What If You ONLY Ate Protein #Protein #Science #Shorts This distribution was conducted on behalf of Immix Biopharma Inc. (NASDAQ: IMMX) and was funded by Outside The Box Capital Inc. and/or affiliates after Underknown Inc. was engaged by Outside The Box Capital Inc. to advertise for Immix Biopharma Inc. (NASDAQ: IMMX). For our full disclaimer please visit: https://bit.ly/48DNmPE What would really happen if you cut out carbs and fats and lived on protein alone Could you survive on protein only Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:"
YouTube Link 2025-12-07T16:00Z 8.8M followers, 29.2K engagements
"What If the Earth Collided With Another Planet Last time a stray planetoid the size of Mars smashed into Earth it scattered our planet's young crust into space where gravity glued those particles into what we now call the Moon. This time it would be all hellfire and brimstone with no survivors left. And here's a timeline of how things break down. Thumbnail artwork by Vadim Sadowski: https://www.artstation.com/artwork/XzyvR With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources:"
YouTube Link 2019-06-25T14:38Z 8.8M followers, 3.5M engagements
"What If an Asteroid Cracked the Moon in Half Enter at https://www.omaze.com/whatif for your chance to win a Superformance MKIII-R and support a great cause The Petersen Automotive Museum. A giant asteroid is headed our way. But no it won't hit the Earth. This asteroid is about to slam into the Moon and crack it right in half. What would it be like to witness this epic collision Would the Moon break clean in two Or would it shatter into a million pieces And how could one of these pieces wipe out life here on Earth Transcript and sources:"
YouTube Link 2022-07-15T15:40Z 8.8M followers, 428.1K engagements
"What If We Swapped Our Moon With Ganymede #Planets #Space #Shorts What would happen if Earths Moon suddenly vanished and Jupiters giant moon Ganymede took its place Ganymede is bigger than Mercury packed with ice and rock and powerful enough to generate its own magnetic field. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com"
YouTube Link 2026-02-03T22:02Z 8.8M followers, 57.4K engagements
"What If Water and Land Suddenly Switched Places 🌎 Help Save the Planet with Solar Slice 🌞 Go to https://solarslice.com/whatif and become a part of the clean energy future by sponsoring a slice of a large-scale solar farm with Solar Slice. For just $1.20/day you can offset your carbon footprint reduce harmful emissions and track your impact in real time with their app. 🚀 Your support fuels real change. Earn eco rewards like planting trees protecting pollinators or adding more Slices to your clean energy portfolio. Imagine a world where the cities we know are underwater. And what used to be"
YouTube Link 2024-07-20T15:06Z 8.8M followers, 802K engagements
"What If You Could Shapeshift Imagine you had the power to take any shape you wanted. And we mean any shape from changing the way you look all the way to changing into a different species The idea of shapeshifting has fascinated us for centuries ranging from Greek mythology to the X-Men. Science fiction right But what if we could pull it off How could you get your body to shapeshift And once you did would you use the powers for good Or evil Transcript and sources: https://whatifshow.com/what-if-you-could-shapeshift/ Subscribe to our second channel called "How to Survive":"
YouTube Link 2020-06-07T16:00Z 8.8M followers, 654.6K engagements
"What If Oxygen Doubled in Earths Atmosphere Take a deep breath. We take [-----] breaths a day trying to get oxygen to our brain and cells. Oxygen is essential to our survival. But it's only a small percentage of what's in the air we breathe. So what if there was more of it What would happen Would it cause giant insects to roam the streets Would everything catch fire Would it make you superhuman Transcript and sources: https://insh.world/science/what-if-oxygen-doubled-earth/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth:"
YouTube Link 2019-06-09T10:53Z 8.8M followers, 3.1M engagements
"What If the Sun Collided With a Black Hole You've heard the Soundgarden song but how about a real Black Hole Sun collision Most black holes are the remnants of massive stars. Would our Sun survive the collision or could a black hole make some serious cosmic trouble for the ruler of our Solar System Transcript and sources: https://whatifshow.com/what-if-the-sun-collided-with-a-black-hole/ 00:00 Black hole Sun. 01:18 Singularity 02:09 Oort Cloud 03:45 Solar matter Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book:"
YouTube Link 2022-04-21T15:00Z 8.8M followers, 659K engagements
"What If We Could Create a New Planet Claim your SPECIAL OFFER for MagellanTV here:https://try.magellantv.com/whatif. Start your free trial TODAY so you can watch Undiscovered Worlds about Secrets of the Universe and the rest of MagellanTVs science collection: https://www.magellantv.com/series/secrets-of-the-universe/undiscovered-worlds Welcome to the Solar System construction zone. Today youll be using our cosmic sandbox to build a brand new planet. What would you need to create a rocky planet like Earth Where should this planet be located to be habitable And how would this affect the rest of"
YouTube Link 2022-01-14T16:00Z 8.8M followers, 283.8K engagements
"What If Pangea Never Broke Apart Millions of years ago the Earth looked very different. A huge landmass called Pangea covered about a third of our planet. But about [---] million years ago the Earth broke apart into continents and formed the world we know today. But what if that had never happened Where would your country be located And how different would your life be Thumbnail credit: Ian Webster https://dinosaurpictures.org/ancient-earth/#240 With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources:"
YouTube Link 2019-09-09T15:28Z 8.8M followers, 4.7M engagements
"What If Earths Atmosphere Was Pure Oxygen Imagine striking a match and having everything around you catch on fire even if you were standing in a wet forest. And while that's happening imagine being chased by giant insects. These are just a few of the things that would happen if you lived in a world where the atmosphere is pure oxygen. What other things would happen on Earth Transcript and sources: https://insh.world/science/what-if-earths-atmosphere-was-pure-oxygen/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth:"
YouTube Link 2019-06-29T15:22Z 8.8M followers, 768.1K engagements
"What Would Happen if the Moon Fell Out of the Sky Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 00:05 Moon Landings 19:13 Fly Me to the Moon 39:13 Jumping Into Saturn Black Holes and Disco Moons Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture: https://bit.ly/aperture-show T-shirts and merch: http://bit.ly/whatifstore What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/Bj5UnspbwE Podcast: http://bit.ly/yt-what-if-show-podcast What If is a mini-documentary web series that takes"
YouTube Link 2025-04-16T18:47Z 8.8M followers, 96.2K engagements
"What If the Speed of Light and Sound Were Switched Nothing can travel faster than light. But what if we switched the rules a little Imagine a world where the speed of light was slower. Way slower. About the speed that sound travels at. In turn the sound in that hypothetical world would be accelerated until it reached the speed of light. How would the sound and the light look Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:"
YouTube Link 2019-07-03T15:33Z 8.8M followers, 1.1M engagements
"What If We Replaced Fiat Money With Crypto #Money #Crypto #Gold #Shorts If you want to learn more about CleanCore (NYSE: $ZONE) the Official Doge Coin Treasury go to https://www.cleancoresol.com/ What if we got rid of all money and crypto became the only currency on Earth Here is the disclaimer: This distribution was conducted on behalf of CleanCore Solutions Inc. (NYSE: ZONE) and was funded by Outside The Box Capital Inc. after Underknown Inc. was engaged by Outside The Box Capital Inc. to advertise for CleanCore Solutions Inc. (NYSE: ZONE). For our full disclaimer please visit:"
YouTube Link 2025-11-04T16:00Z 8.8M followers, 25.1K engagements
"What if Earth Dropped to Absolute Zero for [--] Seconds At [--] Kelvin or [-------] C (-459.67 F) no heat energy remains. At absolute zero particles stop moving all together. That's pretty cold So what if we experienced absolute zero for five seconds Would the world shut down And how fast would you freeze to death Transcript and sources: https://whatifshow.com/what-if-earth-dropped-to-absolute-zero-for-5-seconds/ 00:00 Absolute zero 02:14 Room temperature 03:54 Damage to all lifeforms 04:15 Boomerang Nebula 04:35 Bose-Einstein condensate Questions or concerns Contact us at"
YouTube Link 2022-05-07T15:00Z 8.8M followers, 1.5M engagements
"What If You Went Surfing on a Tsunami #Shorts It looks like another big wave at first but as it gets closer you can see it's not just big. It's HUGE It's a tsunami. Is surfing a tsunami even possible And have people done this before Watch the full episode here: https://youtu.be/dVr3m9S0cEk Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Check out our other channels: How to Survive:"
YouTube Link 2022-06-13T15:00Z 8.8M followers, 730.3K engagements
"What If a Magnitude [--] Earthquake Hits #Shorts We're about to experience the most powerful earthquake in history a magnitude [--]. How much damage would it cause Would it break our planet into pieces Watch the full episode here: https://youtu.be/aGREN6-MRfA Watch more what-if scenarios: Planet Earth: http://bit.ly/YT-what-if-Earth The Cosmos: http://bit.ly/YT-what-if-Cosmos Technology: http://bit.ly/YT-what-if-Technology Your Body: http://bit.ly/YT-what-if-Body Humanity: http://bit.ly/YT-what-if-Humanity T-shirts and merch: http://bit.ly/whatifstore Suggest an episode:"
YouTube Link 2022-08-08T15:00Z 8.8M followers, 1.3M engagements
"What If Earth Was Inside of a Nebula If you could teleport Earth to any place in the Universe what would you want to look at in the night sky The bright explosion of a supernova A black hole passing over your house How about a nebula How would this gorgeous gas cloud look from up close Transcript and sources: https://insh.world/video/what-if-earth-was-inside-of-a-nebula/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:"
YouTube Link 2019-05-24T15:59Z 8.8M followers, 1.1M engagements
"What If You Made an Actual Model of the Periodic Table What if you took your school assignment to the next level and decided to collect physical samples of as many elements as possible How far into the periodic table could you get Would you be breaking any laws At what point would your periodic table start killing you If youre willing to spend $1700 you could actually buy a ready-made set of the elements online. But where is the fun in that if you can make your own collection from scratch About What If: Presented by INSH and Hashem al Ghaili What If asks some of the most provocative"
YouTube Link 2018-10-17T17:06Z 8.8M followers, 168.3K engagements
"What If We Actually Colonized Mars #Space #Doge #Shorts If you want to learn more about House of Doge (NASDAQ: $TBH) and CleanCore (NYSE: $ZONE) the Official Doge Coin Treasury go to https://www.houseofdoge.com/ and https://www.cleancoresol.com/ What if humanity actually colonized Mars and realized our money the foundation of everything on our planet doesnt work there This distribution was conducted on behalf of CleanCore Solutions Inc. (NYSE: ZONE) and was funded by Outside The Box Capital Inc. after Underknown Inc. was engaged by Outside The Box Capital Inc. to advertise for CleanCore"
YouTube Link 2025-10-21T21:00Z 8.8M followers, 27.3K engagements
"What If Teleportation Was Possible Welcome to a world of teleportation A world where you can wake up in a remote corner of the world teleport to work in Tokyo meet for lunch in Mexico City and end your day by catching the opera in Rome This idea of beaming yourself from one location to another used to be just the stuff of science fiction but now scientists are starting to uncover the technologies that can make it a reality. Transcript and sources: https://insh.world/science/what-if-teleportation-was-possible/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch"
YouTube Link 2019-04-12T18:23Z 8.8M followers, 499.9K engagements
"What If The Earth Was Shaped Like a Cube #Earth #Space #Shorts Are cubic planets possible Could humans live on a cubic world How would our climate change How would gravity be affected Could we stand it Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com Our other channels: How to Survive: https://bit.ly/how-to-survive-show"
YouTube Link 2025-12-10T16:00Z 8.8M followers, 39.9K engagements
"What If You Were Swallowed by a Hippo #Shorts Hippos are large loud and dangerous. Hippo attacks are vicious. So if youre around one keep your guard up. Could your whole body fit in its mouth Watch the full episode here: https://youtu.be/xklNdnkOYFw Watch more what-if scenarios: Planet Earth: http://bit.ly/YT-what-if-Earth The Cosmos: http://bit.ly/YT-what-if-Cosmos Technology: http://bit.ly/YT-what-if-Technology Your Body: http://bit.ly/YT-what-if-Body Humanity: http://bit.ly/YT-what-if-Humanity T-shirts and merch: http://bit.ly/whatifstore Suggest an episode: http://bit.ly/suggest-whatif"
YouTube Link 2022-07-30T00:04Z 8.8M followers, 6M engagements
"What Did Scientists Discover on Jupiter Jupiter is a massive terrifying planet. Despite being studied for centuries and even visited by nine space probes in the last [--] years the undisputed king of the Solar System has managed to keep some things hidden from us. Until now. 00:00 What Did Scientists Discover on Jupiter 00:38 Jupiter's Storm 01:08 The Great Cold Spot 02:00 Jupiter's auroras 04:34 Jupiter's Great Black Hole 05:57 Winds Questions or concerns Contact us at https://underknown.com/contact/ Interested in sponsoring our episodes or collaborating Email us: inquiries@underknown.com Get"
YouTube Link 2023-04-29T15:00Z 8.8M followers, 372.5K engagements
"What If We Found Alien Life on K2-18b The Super-Earth Exoplanet #Space #Science #Shorts Imagine discovering life beyond Earth right on a distant exoplanet In this video we explore K2-18b a Super-Earth located [---] light-years away in the habitable zone of its star. Could this alien world host life What would it look like And how would humanity react to such a discovery Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:"
YouTube Link 2026-01-25T16:00Z 8.8M followers, 28.1K engagements
"What If the Universe Is Conscious Go to https://www.blinkist.com/whatif to receive free unlimited access for [--] week and 25% off a premium membership to this video's sponsor Blinkist. This is our Universe an ever-expanding network of stars and galaxies. And this is your brain. Don't they look eerily similar to one another Why are they so alike Could your brain be a mini-version of the cosmos Or could the Universe actually be part of some larger consciousness Transcript and sources: https://whatifshow.com/conscious-universe/ 00:00 Is the universe conscious 01:37 Thanks Blinkist 02:48"
YouTube Link 2022-12-23T00:52Z 8.8M followers, 359.5K engagements
"What If China Invaded Taiwan Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 02:11 - What If China Invaded Taiwan (Host Read at 02:47) 12:39 - What If Latin America Was a Single Country 21:38 - What If the U.S. Started World War III 28:14 - What If All Nukes Exploded in Space 36:59 - What If Russia Launched a Nuke 45:31 - What If"
YouTube Link 2026-01-28T21:55Z 8.8M followers, 15.1K engagements
"What Would Your Voice Sound Like on Different Planets #Space #Voice #Sound #Planets #Shorts In this video we're going to send you to each of the planets in the Solar System starting with the smallest world and ending with the enormous gas giants. Let's see if anyone can hear you scream. Yeah on these planets your voice would be very different. From deep and scary to no sound at all. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:"
YouTube Link 2026-01-31T16:00Z 8.8M followers, 167.5K engagements
"What If Earth Were Sucked Into a Black Hole Just [----] light-years from Earth is a black hole visible to the naked eye. Thankfully we are a safe distance from this stellar black hole and many others like it. There are approximately [---] million of them out there in our galaxy that we know of. They are the remnants of supernovae which occur when stars [--] to [--] times larger than our Sun collapse in on themselves. Could a black hole devour us all one day There are millions of them out there just waiting. And if we happened to make a black hole accidentally well you better fasten your seatbelts."
YouTube Link 2021-04-28T15:00Z 8.8M followers, 8.7M engagements
"What If Putin Died If you are able to support the Ukrainian people please tap the "Donate" button. Vladimir Putin a former intelligence officer-turned-president took Russia from a defeated Cold War relic to the most feared superpower in Eurasia. Now Putin who many have called a modern-day Adolf Hitler is dead. The consequences will be dire. Opening clip by the amazing Ctrl Shift Face: https://www.youtube.com/c/CtrlShiftFace Transcript and sources: https://whatifshow.com/what-if-putin-died/ 00:00 What If Putin Died 02:06 Power vacuum 03:11 Real life GOT 04:21 Military coup 05:45 Economy If"
YouTube Link 2022-03-08T18:00Z 8.8M followers, 856.9K engagements
"The Most Horrifying Ways You Can Die In Space If you want to learn more about House of Doge (NASDAQ: $TBH) and CleanCore (NYSE: $ZONE) the Official Doge Coin Treasury go to https://www.houseofdoge.com/ and https://www.cleancoresol.com/ 00:00 Countdown 00:05 [--] Seconds on Mars 10:32 [--] Seconds on Mercury 19:46 Eating a Burger on the Moon 31:36 [--] Seconds on Gliese [--] b 42:20 [--] Seconds on Uranus 50:08 Swimming in Titans Lakes for [--] Seconds 58:19 Falling Into Neptune 01:11:13 Living on the Moons of Jupiter 01:25:55 The Most Painful Experiences in Space 01:42:52 [--] Seconds on the Moon of Neptune"
YouTube Link 2025-10-14T21:07Z 8.8M followers, 97.4K engagements
"What If We Lived in a Globular Cluster Take some cosmic dust and gas then add billions and billions of planets and a whole lot of stars to the mix. Spice it all up with a handful of gravity to hold things together and you get a galaxy. Shaken not stirred. Some of those ingredients would get clumped together. The gases and dust would merge into stars. And stars would get packed together into globular clusters. Some of these clusters could count up to a million stars stuffed into an area [---] light-years across. To put that in perspective the closest star to our Sun is about [----] light-years"
YouTube Link 2019-08-13T14:58Z 8.8M followers, 568.4K engagements
"What If a Gamma-Ray Burst Hit a Black Hole #Shorts Watch the full episode here: https://youtu.be/i93SKYp7HBs Its the most energetic light source in the Universe against a massive gravitational monster. Could this cosmic showdown reverse the flow of time Pitting a black hole against a gamma-ray could spell some serious danger for our Universe. Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:"
YouTube Link 2023-01-05T16:00Z 8.8M followers, 499K engagements
"What If Earth's Core Stopped Spinning Deep under the Earth's surface there's a scorching hot ball of metal. Scientists just discovered that something very wrong is happening to it. Did Earth's inner core really stop spinning What apocalyptic events could this trigger And are we doomed to become as lifeless as Mars Transcript and sources: https://whatifshow.com/what-if-earths-core-stopped-spinning/ 00:00 What If Earth's Core Stopped Spinning 00:36 Earth's Layers 02:10 How Could Earth Become Like Mars 03:53 Negative Impact on Earth 06:08 The Reality Questions or concerns Contact us at"
YouTube Link 2023-03-22T15:12Z 8.8M followers, 183.1K engagements
"What If World War [--] Starts Tomorrow #Shorts Watch the full episode here: https://www.youtube.com/watchv=DqHctQwqgQ0 Human history has been full of battles and wars some big and some small. But if World War [--] were to happen it might be humanity's biggest battle yet. Advanced technology massive troops and more intensive strategy would all be involved. Why would something like this happen And how would this war be fought Questions or concerns Contact us at https://underknown.com/contact/ Interested in sponsoring our episodes or collaborating Email us: inquiries@underknown.com Get our [---] best"
YouTube Link 2023-03-06T18:33Z 8.8M followers, 2.3M engagements
"What If You Could Power a Spaceship with Antimatter Antimatter is the most potent fuel source known to humanity. And it could be the secret to faster-than-light space travel. But where in the Universe would we find antimatter How fast could it make your spaceship travel And why would you want to stock up on bananas on your intergalactic trip Transcript and sources: https://whatifshow.com/what-if-you-could-power-a-spaceship-with-antimatter/ 00:00 Most potent fuel source 00:38 Antimatter particles 01:49 Where can we find antimatter 02:54 Producing antimatter 04:10 Positrons Questions or"
YouTube Link 2022-07-12T15:00Z 8.8M followers, 144.5K engagements
"What If All of the Volcanoes on Earth Erupted at Once What if one day you turned on the news channel to learn that every active volcano on Earth is erupting. If all the volcanoes on Earth erupted at once would our planet survive all the ash molten lava and scorching gasses How far up into the atmosphere would the ash go Would there be anyone left to report the news Source and more: https://insh.world/science/what-if-all-of-the-volcanoes-on-earth-erupted-at-once/ About What If: Presented by INSH and Hashem al Ghaili What If asks some of the most provocative hypothetical questions in science"
YouTube Link 2018-10-26T21:19Z 8.8M followers, 1.3M engagements
"What If the Sun Became a Red Giant #SpaceSimulation #Space #Sun #Shorts The Sun wont shine forever in its current form. When it runs out of hydrogen it will expand into a red giantfundamentally reshaping the Solar System. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com Our other channels: How to Survive:"
YouTube Link 2026-01-24T16:00Z 8.8M followers, 33.9K engagements
"What If the Kraken Was Real Its time to release the kraken This is the legendary sea monster. Its massive terrifying and hungry. Thankfully its just a myth right What if this behemoth of the sea actually existed How would this leviathan live in the real world And how would this monster affect our lives Transcript and sources: https://whatifshow.com/what-if-the-kraken-was-real/ Join our Patreon community and help make What If better: http://bit.ly/whatif-patreon Can you translate this episode into another language Add subtitles and we will link your YouTube channel in the description:"
YouTube Link 2020-01-30T16:12Z 8.8M followers, 5.5M engagements
"What If We Built A Ringworld In Space The Earth may not be our home forever. Eventually we may have to leave. What if instead of finding a potentially habitable exoplanet light-years away we stayed in our Solar System and built a habitat so enormous we could never overpopulate it What if we built a halo ringworld How would we go about building such a thing Where would we find enough materials to construct this cosmic megastructure How long would it take before we could move in into our new artificial home Transcript and sources:"
YouTube Link 2019-05-10T15:04Z 8.8M followers, 1.4M engagements
"What If Your DNA Suddenly Disappeared Every day you move breathe eat. About [--] trillion cells are working hard inside your body to keep you going. These cells are contantly replicating living and dying as directed by your deoxyribonucleic acid your DNA. What if one day you suddenly lost it When would you notice Would you feel anything at all How long could you stay alive Sources: https://insh.world/science/your-body-minus-dna-could-you-survive/ About What If: Presented by INSH What If asks some of the most provocative hypothetical questions in science and then tries to answer them with the"
YouTube Link 2019-01-10T20:45Z 8.8M followers, 382.1K engagements
"What If You Built Your Own Periodic Table This is your chance to meet the What If team Which challenge should Peter do next The best comment will have a Zoom meeting with us and get a chance to ask any questions and learn more about our show. Join Peter on his mission to try and recreate the periodic table in real life How many elements can he gather Which elements are impossible to find 00:00 We Built the Periodic Table of Elements (sort of) 01:02 Goal & Budget 02:13 Row [--] 02:45 Row [--] 03:25 Row [--] 03:57 Row [--] 06:07 Row [--] 06:56 Row [--] 08:09 Row [--] 08:53 How did Peter do 13:19 Win a t-shirt and"
YouTube Link 2023-04-01T16:00Z 8.8M followers, 598.3K engagements
"What If T-Rex Were Still Alive King of the tyrant lizards. It's [--] meters tall (20 feet) [--] meters (40 feet) long and it weighs upward of seven tons. You can hide from it you might even be able to outrun it but do you really want to do this every day What would it be like to live with T. rex Would we keep them in zoos Would we eat them in restaurants Would we wear them on our backs Or would we live in constant fear of being chomped clawed or trampled Transcript and sources: https://whatifshow.com/what-if-t-rex-were-still-alive/ Subscribe to our second channel called "How to Survive":"
YouTube Link 2020-08-28T16:00Z 8.8M followers, 1.2M engagements
"What If You Had One Hundred Billion Dollars In [----] 94% of the world's population lived in extreme poverty. Today we've managed to bring that number down to roughly 10%. And if this trend continues we might even succeed in eradicating poverty by [----]. If that doesnt tell you that our world is getting richer then how about this: [----] saw the emergence of the first billion-dollar man. The idea of that much money is enough to make your head spin. But dont tell me youve never dreamed about it. Transcript and sources: https://insh.world/culture/what-if-you-had-one-billion-dollars/ About What If:"
YouTube Link 2018-12-31T20:15Z 8.8M followers, 2M engagements
"What If You Stopped Brushing Your Teeth This man didn't brush his teeth for over two years. And unfortunately he had to get a lot of his teeth removed due to them decaying.This is what would happen if you stopped brushing your teeth for two years but what would happen if you stopped forever How much bacteria lives inside your mouth How could this affect your overall health How long could you last before your teeth fell out Transcript and sources: https://whatifshow.com/what-if-you-stopped-brushing-your-teeth/ Join this channel to get access to perks:"
YouTube Link 2020-10-27T17:57Z 8.8M followers, 1.4M engagements
"What If You Dropped a Steak from Orbit #Space #ISS #Steak #Shorts Ever had a freshly cooked steak delivered straight from the International Space Station It's not going to be what you might expect. Is it possible to fry a steak in space How long would it take to give it that perfect crust And what side dish should you go with Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes"
YouTube Link 2025-12-11T16:00Z 8.8M followers, 73.7K engagements
"What If You Lit a Match on Jupiter Atlas VPN 3-year offer with a 86% discount; https://atlasv.pn/WhatIf Jupiter is the largest planet in the Solar System. Its [---] times more massive than Earth. But its less dense than our home. Uh-oh. Looks like somebody left the gas running on Jupiter. Dont do anything stupid like lighting a humongous match. What would a match need to be made of to ignite the gas giant How big would it have to be And how much damage would this explosion do to our Solar System Would phosphorous be enough to cause an explosion on Jupiter Transcript and sources:"
YouTube Link 2021-10-22T15:00Z 8.8M followers, 1.4M engagements
"What If Insects Disappeared From The Planet Have you ever wished that all the insects would just die out Picnics would be much more pleasant. And so would gardening. Could the world become a better place if the insects disappear Or would this have terrible consequences not obvious for us at first glance Here's what would happen if all insects disappeared from the planet. Sources and more: https://insh.world/science/what-if-insects-disappeared-from-the-planet/ Subscribe to our channel: https://www.youtube.com/c/WhatIfScienceShowsub_confirmation=1 Suggest What-If scenarios in our Facebook"
YouTube Link 2018-12-03T13:28Z 8.8M followers, 903.6K engagements
"What If We Didn't Have Bones Today were going to get rid of your skeleton. You don't need your bones . right Your skeletal system is made up of bones tendons ligaments and cartilage. It is responsible for producing blood cells stores fat in your body as well as minerals and you know supports the structure of the body. But dont worry were going to take that sucker right out. In fact were taking everyones bones out. What would your boneless lifestyle be like How would you eat without jawbones What would a life without bones be like Would the lungs be able to function without a ribcage What is"
YouTube Link 2021-05-19T15:00Z 8.8M followers, 4.5M engagements
"What If Telekinesis Was Real What if you had the power to control things without touching them What if you could use your mind for anything from bending spoons to lifting cars and even stopping bullets right in front of you What would be the limits to what your brain could do Since the early days of spiritualism psychic mediums have claimed to contact the dead. During these sessions their clients could see objects mysteriously flying across the room. Many people believed what they saw. Only they didn't see the hidden wires that the mediums used to fool their audience. Transcript and sources:"
YouTube Link 2019-10-02T16:51Z 8.8M followers, 882K engagements
"What If You Spent a Day on Every Planet in Our Solar System Claim your SPECIAL OFFER for MagellanTV here: https://try.magellantv.com/whatif . Start your free trial TODAY so you can watch Exploring Venus about Earth's sister planet and the rest of MagellanTVs science collection: https://www.magellantv.com/series/exploring-venus-4k Body-crushing pressure. Toxic atmospheres. Unbearable temperatures. That's what would be in store if you visited other planets in our Solar System. But what other environmental hazards would you encounter Which planets would be the safest and which would be the most"
YouTube Link 2021-11-28T16:00Z 8.8M followers, 2.2M engagements
"What If We Nuked Jupiter Get a free What If Top [--] book when you sign up for our newsletter: https://underknown.com/newsletter/ Jupiter may be the biggest planet in the Solar System but its days are numbered. Because today were using Earths biggest baddest bombs to blow the gas giant into oblivion. How many nukes would you need to do the job What obstacles would these rocket-bound bombs encounter on the way Would one nuclear explosion ignite the entire planet What are Kirkwood gaps Transcript and sources: https://whatifshow.com/what-if-we-nuked-jupiter/ 00:00 What If We Nuked Jupiter 00:47"
YouTube Link 2022-11-04T15:00Z 8.8M followers, 693.3K engagements
"What If You Spent [--] Seconds on Mercury Mercury is a strange hot mess of a planet. This rock is closest to the Sun but its surface temperatures can plummet to as low as [----] C (-290 F). It has the strangest sunrises and sunsets in the entire Solar System. And one day on this planet lasts about two years. But you don't have to survive a whole day down there. We're sending our team member Chase on a mission to spend just [--] seconds on Mercury. 00:00 What If You Spent [--] Seconds on Mercury 00:51 Mercury's Exosphere is Almost as Thin as the Vacuum of Space 03:53 Mercury's Daytime Lasts [---] Earth"
YouTube Link 2024-02-24T16:00Z 8.8M followers, 966.2K engagements
"What If Half the Population of Earth Was Wiped Out (Avengers: Endgame in Real Life) This episode is inspired by what will happen in Avengers: Endgame. At the ending of Avengers: Infinity War Thanos succeeded in using the Infinity Gauntlet to eliminate half of the Marvel Universe. But what if this happened in real life Would you be able to survive How would society function after such a decimation And could this end up being a good thing for humanity Avengers: Endgame is a [----] American superhero film based on the Marvel Comics superhero team the Avengers produced by Marvel Studios and"
YouTube Link 2019-04-24T17:17Z 8.8M followers, 2.7M engagements
"Don't Do This if There Is a Spider Inside You #Shorts Theres a spider inside you Did you swallow it in your sleep How could you get the spider out Will your new arachnid visitor lay its eggs inside your body Watch the full episode here: https://youtu.be/J2Rq12Sqee4 Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Check out our other shows: How to Survive:"
YouTube Link 2022-02-12T16:00Z 8.8M followers, 18.8M engagements
"What If Quetzalcoatlus Were Still Alive #Animals #Prehistoric #Shorts A terrifying shadow ripples over the city. as a gigantic prehistoric beast soars over the towers moving faster than the cars on the freeway. hunting. And it's not alone. It hunts in a pack. This was. and IS Quetzalcoatlus. Because today we're bringing this horrifying creature back from extinction. How exactly did Colombian drug lord Pablo Escobar get mixed up in all this Hold on for that. Now what exactly is Quetzalcoatlus Because I know what you're thinking. that thing looks a lot like one of your favourite dinosaurs the"
YouTube Link 2026-01-22T19:00Z 8.8M followers, 27.1K engagements
"What If the Dinosaur-Killing Asteroid Struck Earth in [----] [--] million years ago a giant asteroid struck Earth. Wiping out the dinosaurs and 75% of the other animals on Earth. Devastating yes but this was millions of years ago. What if this asteroid were to collide with us today Is there any chance we could stop it What parts of the world would be impacted most And why might this end up being a good thing This YouTube video was conducted on behalf of Calibre Mining Corp. (TSX: CXB; OTCQX: CXBMF) and was funded by Outside The Box Capital Inc. and/or affiliates after Underknown Media was engaged"
YouTube Link 2024-08-10T15:41Z 8.8M followers, 313.8K engagements
"What If Octopuses Are Aliens from Outer Space Watch our Discussed episode where we dive deeper into the topic with Pippa Ehrlich: https://www.youtube.com/watchv=j1o866U-QRA&t=441s What if I told you we discovered an alien species with an adaptable body Advanced intelligence And astounding camouflage skills Enter the octopus. Wait. What did you think I was talking about Could these slithery ocean dwellers really be from outer space Where did they come from And how did they get to Earth Subscribe to our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you"
YouTube Link 2020-10-11T16:17Z 8.8M followers, 399K engagements
"What If a Magnitude [--] Earthquake Hits Pre-order the What If [---] book today: http://bit.ly/3o9aQ6J Enjoy free shipping to US and Canada Would you sleep in this earthquake-proof bed It senses when an earthquake is happening and drops you into a safe metal chamber. Yes we know how ridiculous this looks. But desperate times call for desperate measures. Because we're about to experience the most powerful earthquake in history a magnitude [--]. How much damage would it cause Would it break our planet into pieces And what could cause such a massive earthquake Transcript and sources:"
YouTube Link 2021-01-05T17:56Z 8.8M followers, 2M engagements
"What If Another Sun Entered Our Solar System With the vastness of the Universe everything in it seems so spread out. But some objects are closer than you might realize. Every now and then a random interstellar asteroid passes through the Oort cloud the wall of icy debris at the very edge of our Solar System. But what if a rogue star unceremoniously rampaged right through the Oort cloud Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:"
YouTube Link 2019-10-27T15:40Z 8.8M followers, 2M engagements
"What If Theia Never Crashed into Earth #Planets #SpaceSimulation #Space #Shorts Roughly [---] billion years ago a Mars-sized protoplanet called Theia slammed into early Earth an event believed to have formed the Moon and shaped life as we know it. But what if that impact never occurred Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us:"
YouTube Link 2026-01-26T16:00Z 8.8M followers, 76.5K engagements
"What If You Tried to Surf a Tsunami Is surfing a tsunami even possible And have people done this before Thanks Audible Start listening with a 30-day trial and your first audiobook plus two Audible Originals are free when you go to http://audible.com/whatif or text whatif to 500-500 The biggest wave that someone has surfed on was [----] meters tall (80 feet). It happened in November of [----]. Tsunamis can be around this height but for our purposes let's go a little bigger and say ours is [--] meters tall (100 feet). But if you want to surf on a tsunami and we dont recommend you do it youll most"
YouTube Link 2019-08-19T16:55Z 8.8M followers, 6.7M engagements
"What If the Earth Was Hollow What Earth do you live on A round one Flat one Maybe your world is resting on the back of a huge cosmic turtle What about a hollow Earth Just a planet's shell levitating around absolutely nothing. How would the laws of physics work on that hollow Earth Transcript and sources: https://insh.world/science/what-if-the-earth-was-hollow/ Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos: https://www.youtube.com/watchv=gfuJyVkMH_g&list=PLZdXRHYAVxTJno6oFF9nLGuwXNGYHmE8U Technology:"
YouTube Link 2019-05-18T15:00Z 8.8M followers, 571.9K engagements
"What If a Black Hole Flew By Earth at the Speed of Light Protect your data for only $2 a month with CyberGhost VPN https://cyberghostvpn.com/WhatIf A small but incredibly fast unwanted guest is about to swing past Earth at the speed of light. Yeah this is the tiniest black hole in the Universe. But despite its small size could it rip our planet apart In this video we're sending black holes through Earth from the tiniest black hole just [--] cm (3/4 in) in diameter. to the most massive stupendously large black hole. For you on Earth things are about to get bad. Black hole simulations by"
YouTube Link 2025-11-21T16:02Z 8.8M followers, 542.5K engagements
"What If We Had Working Warp Drive Technology If you could travel faster than the speed of light where would you go Mars The nearest star system Alpha Centauri The distant stars in far galaxies Does faster-than-light travel have its limits For all we know nothing can travel faster than light. Lightspeed seems to be the universal speed limit for everything thats moving in space. Transcript and sources: https://insh.world/science/what-if-we-had-working-warp-drive-technology/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth:"
YouTube Link 2019-05-02T16:22Z 8.8M followers, 2.1M engagements
"What If the Moon Orbited Earth Faster Get a free What If Top [--] book when you sign up for our newsletter: https://underknown.com/newsletter/ Buckle up. We're going to take the orbit of this rock and kick it into high gear. Behold the Moon breaking its planetary speed limit. How would this event flood cities What would happen to the Earth's crust Why would the Moon go rogue What's the Roche limit What is the basis of Kepler's third law Transcript and sources: https://whatifshow.com/moon-orbiting-earth-faster/ 00:00 What If the Moon Orbited Earth Faster 00:40 Moon getting closer to Earth 02:14"
YouTube Link 2022-11-18T16:06Z 8.8M followers, 139.1K engagements
"What If You Touched the Sun Calling all daredevils. Youre traveling through our Solar System when suddenly you have the opportunity to reach out and touch our biggest and brightest celestial body. Touching our Sun would require a heat-resistant spacesuit the strongest sunscreen sunglasses and a lot of courage. The risks of touching the Sun are high. You could be instantly obliterated if you touched the Sun. Could you take the heat Transcript and sources: https://whatifshow.com/what-if-you-touched-the-sun/ 00:00 Sun composition 01:42 Journey to the Sun 02:45 Outer layer 03:52 Chromosphere"
YouTube Link 2022-03-03T16:00Z 8.8M followers, 466.9K engagements
"What If Jupiter Collided With a Black Hole It's time for one of the biggest battles our Solar System has ever seen. In this corner a gas giant and heavyweight Jupiter. And in this corner an infinitely small but truly terrifying black hole. What would happen to these rivals as they hurtled toward each other Why would this event cause Earth to be bombarded by asteroids And would it be game over for our Solar System 00:00 What If Jupiter Collided With a Black Hole 00:46 Jupiter 01:28 Black Holes 03:56 Oorth Cloud 05:18 Black Hole VS Jupiter Questions or concerns Contact us at"
YouTube Link 2023-05-06T15:49Z 8.8M followers, 417.4K engagements
"What If Wifi Was Visible In todays tech-savvy world its all around you - an invisible world of electromagnetic signals and radio waves. Wi-Fi or Wireless Fidelity is responsible for over [--] percent of the planets internet traffic. Its seemingly everywhere yet imperceptible to the human eye. But what if you could see it What would Wi-Fi look like And what would it do to you if you could see it With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources: https://whatif.show/what-if-wifi-was-visible/ "Watch more what-if scenarios:"
YouTube Link 2019-12-10T16:45Z 8.8M followers, 354.9K engagements
"What If [----] Determined Humanitys Future #2016 #Nostalgia #Science #Shorts What if one year quietly decided the fate of humanity [----] is often remembered for chaos shock events and a sense that something changed. But what if that year wasnt just turbulent what if it was a turning point that locked in humanitys future Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or"
YouTube Link 2026-02-02T16:01Z 8.8M followers, 29.4K engagements
"What If Everyone in the World Went Vegan To meat or not to meat: that is the hotly debated question. How would life on Earth change if we stopped eating all things animal Subscribe to What If for more hypothetical scenarios. Sources and more at: https://bit.ly/2AbdKmL Produced by https://insh.world If you've enjoyed this episode make sure you subscribe like and comment below. Whatif Vegan world All humans are vegan What if Science Fiction Animals meat Food industry plants veganism vegan ethics science Whatif Vegan world All humans are vegan What if Science Fiction Animals meat Food industry"
YouTube Link 2018-07-26T02:43Z 8.8M followers, 682.4K engagements
"What If the Gulf Stream Current Stopped Our planet has seen this before. Its ice has already melted. Water levels have risen. Ocean currents have already stopped. The last time this happened was [-----] years ago. Humans didnt study climate back then. Now everything is coming full-circle. Transcript and sources: https://insh.world/science/what-if-the-gulf-stream-stopped/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:"
YouTube Link 2019-04-26T16:07Z 8.8M followers, 373.9K engagements
"What If We Dumped Our Trash in the Bermuda Triangle Learn more about how you can fight climate change: http://bit.ly/Hold-Corps-Accountable It's one of the most dangerous and mysterious places on Earth. It's home to dozens of sunken ships plane crashes and dead people. It's known as the Bermuda Triangle and is shrouded in mystery. So what would happen if we decided to dump our trash into it Where would it go With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources:"
YouTube Link 2019-11-12T17:02Z 8.8M followers, 1.4M engagements
"What If a Needle Hit YOU at The Speed Of Light #Space #SpaceSim #Shorts There's a needle approaching Earth at the speed of light. A needle Pfft That's no big deal right Well unfortunately it's a very big deal. A needle traveling this fast can cause devastating effects on Earth. But why What kind of destruction could this tiny little needle cause And in what scenario would this be possible Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:"
YouTube Link 2025-12-15T16:01Z 8.8M followers, 41.4K engagements
"What If We Created Hybrid Human-Animals If you could combine your genes with any animal in the world which one would you choose Would you want the power of a wolf The agility of a cat Or the wings of a bird Well you'd better make your mind up quickly because this technology is right around the corner. Borrowing traits from our neighbors in the animal kingdom might seem like a good way to advance our species but it could also create a lot of problems. Transcript and sources: https://insh.world/science/what-if-we-created-hybrid-human-animals/ Watch more what-if scenarios: Planet Earth:"
YouTube Link 2019-11-02T16:15Z 8.8M followers, 692.1K engagements
"What If Earths Oceans Evaporated What if all the oceans disappeared from the Earths surface What would a world with no high seas look like What would happen to all the creatures that live underwater Could humanity survive on the planet if there were no oceans left Transcript and sources" https://insh.world/science/what-if-earths-oceans-evaporated/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca About What If: An Underknown original web series presented by Hashem al Ghaili "Imagination will often carry us to worlds that never were. But without it we go nowhere.""
YouTube Link 2019-02-21T18:43Z 8.8M followers, 970K engagements
"What If We Sent All Our Garbage Into Space It might be the worst date on your weekly calendar but it's a date that you definitely don't want to stand up. Garbage Day. You tie it all up into neat plastic bags haul it outside and like magic your home smells fresh again and that makes you happy. Yes we believe in the "magical world of trash"; out of sight out of mind. Did you know that the world produces [---] billion tonnes of waste every year Transcript and Sources: https://insh.world/science/what-if-we-sent-all-of-our-garbage-into-space/ Made possible with the support of Ontario Creates"
YouTube Link 2019-01-22T22:27Z 8.8M followers, 1.2M engagements
"What If Every Asteroid Hit Earth at Once #SpaceSimulation #Space #Shorts Sixty-six million years ago this asteroid crashed into Earth and wiped out most of the life on our planet. Including the biggest baddest things that ever roamed the planet. Yeah dinosaurs. If a rock this size hit us today well humans would be on the brink of extinction. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in"
YouTube Link 2026-01-07T16:01Z 8.8M followers, 156.2K engagements
"People Who Survived Falling Into Niagara Falls #Shorts The first person to survive a trip over Niagara Falls was Annie Edson Taylor. In [----] on her 63rd birthday she crawled into an oak and iron barrel and floated right over the edge of the falls. What if you were the one to fall into Niagara Falls https://youtu.be/au7eZtOhU20 Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ #shorts #whatif #niagara #niagarafalls #canada what if what happens if scifi science documentary what if scenario mysteries survive survival niagara niagara"
YouTube Link 2021-10-09T15:00Z 8.8M followers, 481.6K engagements
"What If We Discovered Kraken in the Mariana Trench Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 00:05 What If We Discovered Kraken in the Mariana Trench 7:58 Prehistoric Animals You'll Be Happy Are Extinct Support us on Patreon: https://www.patreon.com/whatifshow/membership Check out our other channels: How to Survive:"
YouTube Link 2026-02-04T21:08Z 8.8M followers, 23.7K engagements
"What If We Terraformed the Sahara Desert #AmazonFires In an effort to fight climate change the Sahara Desert could be going green. literally. Plans are being made to terraform the entire Sahara desert; changing it from a dry barren landscape to a lush green space. If successful the transformation could remove [---] billion tons of atmospheric carbon yearly. How could we change the nature of such a vast isolated landscape Transcript and sources: https://insh.world/science/what-if-we-terraformed-the-sahara-desert/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca"
YouTube Link 2019-05-28T15:29Z 8.8M followers, 3.1M engagements
"20 Things That Could Destroy Humanity Forever Nuclear war. Aliens arriving on Earth. A deadly bioengineered virus. These are just a few of the terrifying possibilities that could take place in [----]. Will any of these wipe us humans out Which scenario has the highest likelihood of causing destruction And hey what are some of the good things that could happen in [----] This YouTube video was conducted on behalf of Brazil Potash Corp. (NYSE-American: GRO) and was funded by Outside The Box Capital Inc. after Backyard Media D/B/A Underknown was engaged by Outside The Box Capital Inc. to advertise"
YouTube Link 2025-01-25T16:00Z 8.8M followers, 311.9K engagements
"What If We Relocated Humanity to Proxima B Even though humanity might not have to leave the Earth in your lifetime we should start preparing early on. Not only could it take centuries to set up the relocation program it would take generations to move to a potential new home. That right there is Proxima Centauri b or just Proxima b. It's the closest potentially habitable planet out there its temperatures are in the bearable range and it could just have the right breathable atmosphere. We only have to get there. How long would our journey last Subscribe to the brand-new What If Discussed"
YouTube Link 2020-03-29T14:39Z 8.8M followers, 2.4M engagements
"What If the Moon Exploded Is it a meteor shower Space debris No it's something much much worse. Our nearest neighbor is a full Moon no more. The Moon exploded and splintered into millions of fragments. Enormous lunar rocks are hurtling toward Earth. Could this wipe us off the face of the planet How could the Moon explode in the first place And if we do survive how would losing the Moon change life as we know it Transcript and sources: https://whatifshow.com/what-if-the-moon-exploded/ Subscribe to our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you"
YouTube Link 2020-10-20T16:00Z 8.8M followers, 2.5M engagements
"What If The T-Rex Shrank to Survive The Asteroid What if the dinosaurs that went extinct [--] million years ago were able to survive the asteroid Well with a few evolutionary modifications anything is possible. Today we're going to modify the dinosaurs that went extinct. Giving them all new traits in order to survive. Some will get big. Others might be small. Some will even get extreme rock armor capable of surviving the asteroid impact. 00:00 What If Dinosaurs Evolved to Survive the Asteroid 02:53 FROM T REX TO TINY REX 06:55 TOOTHLESS VELOCIRAPTOR 09:34 MICHAEL SPINOSAURUS PHELPS 12:10 BUTT"
YouTube Link 2024-07-06T15:00Z 8.8M followers, 168.4K engagements
"The Most Extreme What If Questions Ever Asked Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 01:09 What Would Dying on Every Planet Be Like (Host read at 04:39) 29:26 What If We Dumped Our Trash into Volcanoes 33:22 What If You Were Swallowed by a Whale 37:55 What If the World Lost Oxygen for Five Seconds 41:47 What If You Fell"
YouTube Link 2025-12-17T19:49Z 8.8M followers, 40.3K engagements
"What If Earth Was Near the Center of the Milky Way See that strip of stars splashed across the night sky That's our home galaxy the Milky Way. You can see it from Earth because we live on its very outskirts far away from all the fun stuff happening in its center. What would it be like to reside in its galactic downtown Would we still have our familiar Sun What would our night sky look like Would we get sucked into a black hole Transcript and sources: https://insh.world/science/what-if-earth-was-near-the-center-of-the-milky-way/ Made possible with the support of Ontario Creates"
YouTube Link 2019-07-13T15:43Z 8.8M followers, 2.3M engagements
"What If Earths Magnetic Poles Flipped Pole reversal: its not something that will destroy all humans but you would definitely notice some big changes around the neighbourhood. Sometimes Earth likes to do a little geomagnetic pole play. When it comes to the north and south magnetic poles its usually a dalliance that over the last [--] million years occurs every 20000-300000 years on average. Source and more: https://insh.world/science/what-would-happen-if-we-swapped-the-north-and-south-poles/ Subscribe to our channel: https://www.youtube.com/c/WhatIfScienceShowsub_confirmation=1 Suggest What-If"
YouTube Link 2018-11-16T21:19Z 8.8M followers, 290K engagements
"What If You Lived on Kepler 22-b #Shorts [---] light-years from where you are sitting way out in outer space lies a planet. The first planet to be discovered inside the habitable zone of a Sun-like star. Its name is Kepler 22-b. Watch the full episode here: https://youtu.be/3a48xkXT9p0 What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/WzkQPB3nea Twitter: http://bit.ly/whatif-twitter Facebook: http://bit.ly/facebook-whatif What If in Spanish: http://bit.ly/YT-Spanish-what-if What If in Mandarin: http://bit.ly/YT-Chinese-what-if Podcast:"
YouTube Link 2022-07-13T15:00Z 8.8M followers, 3.4M engagements
"What If You Drank Radioactive Tritium Tritium. It's that mysterious glowing element found in air water and now inside you. That's right. You're going take this radioactive isotope and chug it down. So if you drank tritium how could your body power a nuclear reactor What would happen to your DNA And would you glow in the dark Transcript and sources: https://whatifshow.com/what-if-you-drank-radioactive-tritium/ 00:00 What If You Drank Radioactive Tritium 00:48 What is tritium 02:24 Consuming the isotope 03:39 Eating phosphorus-rich food 04:16 Could you generate power 04:52 Could it already be"
YouTube Link 2022-09-11T14:00Z 8.8M followers, 215.5K engagements
"What If You Lived in the Stone Age Get your bone flute and gather around the fire. Today on What If we're taking you back to the time of woolly mammoths and saber-toothed cats. That's right. You're living in the Stone Age. If you were living day-to-day in this primitive world what would you use as tools How would you communicate with anyone And would you have to eat your family Transcript and sources: https://whatifshow.com/what-if-you-lived-in-the-stone-age/ 00:00 What If You Lived in the Stone Age 00:46 Ice ages and limited food 01:53 What would you eat 03:08 What would you hunt 05:16 What"
YouTube Link 2022-08-30T15:00Z 8.8M followers, 132.6K engagements
"What If Earth Was the Only Planet in the Solar System With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Imagine never being able to dream of landing on Mars or traveling to Saturn. Not because it's impossible to get there but because they didn't exist. Because Earth was the only planet in our solar system. What would the night sky look like Where would Earth be located And how would humanity evolve Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watchv=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos:"
YouTube Link 2019-11-18T18:43Z 8.8M followers, 3.5M engagements
"What If the Internet Stopped Working Pretend for a moment that you wake up one morning to discover the Internet has disappeared. Would this be doomsday for us all What if you woke up to an unexpected Internet breakdown With no Google Maps to find your way in a strange city With a credit card unable to pay for your lunch You could argue that this kind of digital detox would be beneficial. Transcript & sources: https://insh.world/science/world-no-internet-happen/ About What If: Presented by INSH and Hashem al Ghaili What If asks some of the most provocative hypothetical questions in science and"
YouTube Link 2018-12-15T21:21Z 8.8M followers, 1M engagements
"What If the Largest Objects in the Universe Collided #Planets #SpaceSimulation #Shorts In this video we're going to smash BIG things into each other. Why stop at smashing two gargantuan black holes when you can do the same with the most massive starts the largest planets and even two galaxies It's going to get explosive. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or"
YouTube Link 2026-01-27T19:19Z 8.8M followers, 65.2K engagements
"What If Columbus Never Discovered America Forget everything you know about the United States of America. It is not united anymore but divided into several independent nations. No this isn't the result of a divisive election. This is what America's borders would look like if it were never stumbled upon by Christopher Columbus. What would this mean for the Indigenous populations that already lived there Could they have become a global superpower And how would this impact the development of Europe Transcript and sources: https://whatifshow.com/what-if-columbus-never-discovered-america/ Join this"
YouTube Link 2020-11-04T16:59Z 8.8M followers, 463.4K engagements
"What If You Only Drank Coca-Cola Coca-Cola can do some pretty strange things. And the ingredients inside of it might be even more bizarre. Just imagine what it's doing inside your body after you drink it. Now take that one step further and imagine only drinking Coca-Cola for the rest of your life. What effects does Coca-Cola have on your body What would this do to your teeth And how bad would replacing coke with water be Transcript and sources: https://whatifshow.com/what-if-you-only-drank-coca-cola/ Subscribe to our second channel called "How to Survive":"
YouTube Link 2020-09-04T16:00Z 8.8M followers, 3.5M engagements
"What If We Entered a New Ice Age Earth has gone through at least five major ice ages in its history. And you better start adapting now. Because another ice age is about to begin. Hypothetically. How would a new ice age change Earth as we know it What could you do to survive on a frozen planet And how are we already delaying another ice age Transcript and sources: https://whatifshow.com/what-if-we-entered-a-new-ice-age/ Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join this channel"
YouTube Link 2022-09-07T18:12Z 8.8M followers, 272.9K engagements
"What If We Nuked Mars #Mars #Space #SpaceSimulation #Planet #Shorts Elon Musk wants to nuke Mars. What are the consequences Without nukes life on Mars might be like this: You'd live in giant glass domes and grow small portions of food inside. And if you happen to go outside it would be in your big clunky spacesuit and you wouldn't be able to stay out for long. But it doesn't have to be like this. But Mars could end up looking and feeling a lot more like your planet Earth. But how Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:"
YouTube Link 2025-12-13T16:01Z 8.8M followers, 172.1K engagements
"What If We Could Build an Alderson Disk This is not some DVD floating in space. It's a megastructure that might one day become humanity's home. The Earth might not remain habitable forever. It could get engulfed by a massive solar flare or become too hot due to climate change or have all its life wiped out by one enormous asteroid. What if I told you we could outlive all these disasters And that we could do that by building a space megastructure bigger than the Sun itself Just how big would we have to make it And what would life be like on a structure like that Transcript and source:"
YouTube Link 2020-03-14T16:26Z 8.8M followers, 1.5M engagements
"What They Didn't Teach You About Jupiter Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 00:05 What if you fell into Jupiter 11:49 What if you lived on the moons of Jupiter 26:31 What if we found life on Jupiter's moon Europa 36:08 What If Jupiter collided with a black hole 43:52 What did scientists discover on Jupiter 52:49 [--] mind-blowing hypotheticals about Jupiter 01:12:00 What if Jupiter transformed into a rocky planet 01:18:14 What if Jupiter collided with Earth 01:26:34 What if we nuked Jupiter Check out our other channels: How to Survive:"
YouTube Link 2025-06-26T16:47Z 8.8M followers, 130.1K engagements
"What If You Spent [--] Seconds on Io This is Io. One of the four largest moons of Jupiter. A terrifying inhospitable world it's got huge lakes of molten lava bigger than an average city. There are hundreds of volcanic eruptions which would dwarf a skyscraper. Oh and its surface is constantly ripped apart by the gravitational force of Jupiter itself. Yeah Io is an insanely hot ridiculously cold sulfurous wasteland. Will Chase survive there Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What"
YouTube Link 2024-10-12T15:00Z 8.8M followers, 867K engagements
"What If a Marshmallow Hit the Earth at the Speed of Light #Shorts Watch the full episode here: https://youtu.be/HTWort9SnGE A marshmallow meteorite hurtling straight toward Earth How would this sweet space object begin its descent toward our planet Would the rapid speed of 99.9% of the speed of light which is [------] km/s (186 [---] mps) cause the marshmallow to disintegrate in mid-air What would happen if a marshmallow traveling at light speed actually made contact with Earth Questions or concerns Contact us at https://underknown.com/contact/ Get our [---] best episodes in one mind-blowing book:"
YouTube Link 2023-01-26T16:00Z 8.8M followers, 17.6M engagements
"What If We Become a Type [--] Civilization Imagine if we could control earthquakes and tsunamis to generate power. Or maybe even terraform every planet in the solar system. These are just a couple of the things that might happen if human civilization was to advance in the future. So how can humans get to this point What other advancements will happen And what makes us think we'll even progress this far Transcript: https://whatifshow.com/what-if-we-become-a-type-1-civilization/ Check out our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you translate this"
YouTube Link 2020-05-11T15:55Z 8.8M followers, 2.2M engagements
"What If All Continents Joined Back Together #Shorts Millions of years ago the Earth looked very different. A huge landmass called Pangea covered about a third of our planet. But about [---] million years ago the Earth broke apart into continents and formed the world we know today. Watch the full episode here: https://youtu.be/TqLSqmg8HSU Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ #shorts #whatif #pangea #supercontinent #geology what if what happens if scifi science documentary what if scenario mysteries what if earth earth"
YouTube Link 2021-10-14T15:00Z 8.8M followers, 7.4M engagements
"What If You Ate a Brick of Dry Ice #Shorts Swallowing large amounts of dry ice isn't the smartest choice for your body. Although you can put it in some cocktails this freezing cold substance a solid form of carbon dioxide can get as cold as [----] C. What would dry ice feel like in your stomach And what would swallowing a brick of this chilly substance do to your skin Watch the full episode here: https://youtu.be/aCu5hN-08WM Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/ #WhatIf #DryIce #CarbonDioxide what if what happens if"
YouTube Link 2022-04-13T15:12Z 8.8M followers, 6.9M engagements
"What If You Spent a Nanosecond in a Black Hole What would the outcome be if you took a leap of faith straight into a black hole Hey chase fam Its your boi Chase Today Im taking you on a journey into the heart of darknessjust one nanosecond inside a black hole. Ready to experience some wild Spaghettification Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:"
YouTube Link 2024-11-23T16:00Z 8.8M followers, 1.7M engagements
"What If We Could Open a Portal to a Parallel Universe What if there are other universes just like ours With an infinite number of Earths With uncountable versions of you And what if we don't have to look too far to find them Maybe a mirror version of our reality is right here. Our Universe began when a small but very hot singularity exploded in the Big Bang [----] billion years ago. But maybe it wasn't the only one to be born then. Transcript and sources: https://insh.world/science/what-if-we-could-open-a-portal-to-a-parallel-universe/ Watch more what-if scenarios: Planet Earth:"
YouTube Link 2019-09-07T17:01Z 8.8M followers, 2.8M engagements
"What If We Swapped Our Moon with Other Moons #Planets #Space #SpaceSimulation #Shorts Catastrophic planet-wide tides flood cities. Pitch black nights. The ice age more powerful than Earth has ever seen. And tungsten-shaded evening skies. This is what would happen if we swapped our Moon with other moons in the Solar System. Spoiler alert - you are not surviving most of these. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks:"
YouTube Link 2025-12-29T16:00Z 8.8M followers, 100.2K engagements
"What If the Yellowstone Volcano Erupted Tomorrow Located in the United States one of the world's largest volcanoes is gearing up to explode. It's known as the Yellowstone Volcano and it's not just any regular volcano. Instead it's a supervolcano If Yellowstone decided to erupt the results would be devastating. But just how bad would they be Is there anything we could do to stop it Could this affect the entire world And how would this change our weather Subscribe to the brand-new What If Discussed podcast: http://bit.ly/yt-what-if-show-podcast Take a deeper dive into What If episodes with the"
YouTube Link 2020-03-19T15:45Z 8.8M followers, 5.3M engagements
"What If Space Was Hot Instead of Cold Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 00:05 - What If Space Was Hot Instead of Cold 10:00 - The Scariest Sounds in Space 29:13 - The Most Painful Deaths in Space 46:10 - What If Space Was Filled With Air 51:44 - [--] Lies You Were Told About Space 59:45 - What If The Biggest Nuke"
YouTube Link 2025-12-24T19:35Z 8.8M followers, 86K engagements
"What If You Lived on Kepler 22-b [---] light-years from where you are sitting way out in outer space lies a planet. The first planet to be discovered inside the habitable zone of a Sun-like star. Its name is Kepler 22-b. When a planet is located within a star's habitable zone it means that there is a chance that liquid water exists on its surface. And where there's water theres also the possibility of life. Human life. What would the weather be like over there Transcript and sources: https://whatifshow.com/what-if-you-lived-on-kepler-22-b/ 00:00 Could this be Earth [---] 01:10 Exoplanets 04:10"
YouTube Link 2022-07-09T15:00Z 8.8M followers, 4.6M engagements
"What If You Traveled to Pluto No one has been more bullied than Pluto. For like [--] years it was considered a planet. And then in [----] out of nowhere it became a dwarf planet. What's up with that Well I'm gonna give you three reasons proving Pluto is a real planet. Made possible with the support of Ontario Creates: https://ontariocreates.ca 00:00 Is Pluto a Real Planet 01:00 Criteria for Being a Planet 03:00 The History of Plutos Reclassification 05:00 The Debate: Should Pluto Be a Planet 07:00 Plutos Mass If It Absorbed Kuiper Belt Objects 09:00 Why Pluto Is Still a Dwarf Planet Support us on"
YouTube Link 2025-02-07T16:00Z 8.8M followers, 629K engagements
"What If We Nuked a Black Hole #Space #BlackHoles #SpaceSimulation #Shorts A black hole is coming straight for Earth. We could wait for it to gobble us up but instead we're going to try to destroy it. We'll throw everything we can at this black hole. Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com Our other channels: How to"
YouTube Link 2025-12-03T16:00Z 8.8M followers, 641.4K engagements
"What If You Lived in Every Prehistoric Era Support us on Patreon: https://www.patreon.com/whatifshow/membership Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Animalogic: https://www.youtube.com/@UCwg6_F2hDHYrqbNSGjmar4w Aperture: https://bit.ly/aperture-show T-shirts and merch: http://bit.ly/whatifstore What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/Bj5UnspbwE Podcast: http://bit.ly/yt-what-if-show-podcast What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and"
YouTube Link 2025-08-20T17:51Z 8.8M followers, 90.6K engagements
"What If We Changed Our Sun Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 00:05 What If We Swapped Our Sun With Other Objects in The Universe 20:02 What If We Poured All of Earth's Water on the Sun 43:06 What If The Sun Was Smaller Than The Earth 46:15 What If We Refueled the Sun With Jupiter 50:34 What If the Sun Was a Blue Star 58:22 What If the Sun Collided With a Black Hole 01:04:23 What If a Black Hole Ate the Sun 01:09:09 What If Our Sun Became a Black Dwarf 01:12:41 What If the Sun Exploded Tomorrow 01:17:37 What If the Sun Suddenly Disappeared"
YouTube Link 2025-09-03T18:22Z 8.8M followers, 192K engagements
"What If You Were the Last Human on Earth #Humanity #Earth #Shorts So you wake up one day and find that you're the only person left in the world. Kind of cool right No obligations no rules no limits. Go nuts Actually go for the exotic fruits first. If your mangos and bananas are imported from overseas chances are they'll be hard to get to. So eat them while you can and enjoy every last bite. You might think that with no one stopping you you could go anywhere Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join"
YouTube Link 2025-12-24T16:00Z 8.8M followers, 56K engagements
"What If The Megalodon Never Stopped Evolving Twenty million years ago the Megalodon was king of the oceans. The largest shark that ever lived. It ate other mega sharks for breakfast. But as an ice age engulfed the world this enormous sea giant's time came to an end. What if through a miraculous twist of fate the Megalodon had managed to survive Just how large and scary would the Megalodon be today And what would happen to humans who went into the ocean Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this"
YouTube Link 2024-11-19T16:31Z 8.8M followers, 2.4M engagements
"What If We Traveled One Billion Years Into the Past Sign up for the Great Courses Plus and get a 14-day FREE trial: https://thegreatcoursesplus.com/whatif You dont want to pass this up so go now Imagine if you could take in all of human history in the blink of an eye. Well from the first steps on the moon to the first steps out of the slime that's exactly what we are in cosmic terms. But in that short amount of time we have done quite a bit. If you could travel through time you could witness the rise and fall of the many species that existed long before we were here. What would you see if you"
YouTube Link 2021-05-07T18:14Z 8.8M followers, 1.4M engagements
"What If We Destroyed a Black Hole A black hole is coming straight for Earth. We could wait for it to gobble us up but instead we're going to try to destroy it. We'll throw everything we can at this black hole. From nukes to advanced technology we might not even have access to yet. Maybe we'll even try to throw a white hole at it. Is it even possible to destroy a black hole Y'know what enough questions. We have a serious mission to accomplish. If we don't humanity will be go extinct. Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon:"
YouTube Link 2024-12-30T16:30Z 8.8M followers, 1.2M engagements
"What If the Largest Asteroid Hit Earth Some seriously large asteroids have threatened Earth before. Some of these asteroids have little chance of hitting us but there are a few with very real chances of making contact. What happens if a large asteroid or comet hits Earth And what are the chances something like Oumuamua or Bennu could actually hit our planet 00:00 Asteroids 1:37 Chelyabinsk 02:31 Chicxulub 03:46 Oumuamua 04:54 Bennu 05:30 Shoemaker-Levy [--] 06:29 Ceres Transcript and sources: https://whatifshow.com/what-if-the-largest-asteroid-hit-earth/ Questions or concerns Contact us at"
YouTube Link 2022-04-03T15:00Z 8.8M followers, 1.9M engagements
"What If We Found Alien Life on K2-18 b Scientists might have discovered life outside the Solar System. Welcome to planet K2-18 b. This exoplanet is [---] light-years away from us and it has the most promising evidence for life we've ever found. 00:00 What If We Found Alien Life on K2-18 b 01:04 K2-18b Overview 02:58 Is K2-18b a super-Earth or mini-Neptune 05:46 Temperature on K2-18 b 08:37 Volcanic Islands 09:52 Atmosphere Analysis 11:31 Alien search begins 13:03 Fermi paradox discussion 15:16 Great Filter Theory 16:53 Biosignatures 19:45 Escape Support us on Patreon:"
YouTube Link 2025-07-04T15:00Z 8.8M followers, 642.6K engagements
"What If the Mosasaurus Never Went Extinct Download and play Warhammer [-----] Tacticus for free today: https://play.tacticusgame.com/WhatIf Use the code HELLOJAN" to get [----] gold [--] Blackstones. Available until Feb 1st. There's a giant vicious lizard monster lurking in the ocean. It's more massive than any creature that exists today. Say hello to the modern-day Mosasaurus. This creature went extinct [--] million years ago. But what if it evolved to live today In this episode we're going to look at the special traits the Mosasaurus would need in order to avoid extinction. 00:00 What if the"
YouTube Link 2025-01-22T16:00Z 8.8M followers, 728.9K engagements
"What If You Were Attacked by a Giant Squid Imagine youre out for a blissful swim trying to catch a glimpse of some beautiful whales. The sun is shining the water feels refreshing and uh oh something just brushed past your leg. Something slimy something slithery something really really big. A giant squid has decided youre its next meal. How did a giant squid get the drop on you Are you going to be next on the dinner menu And how can your measly two arms take on eight Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Transcript and sources:"
YouTube Link 2020-10-22T16:00Z 8.8M followers, 1.3M engagements
"What If You Fell Into the Sun Last year you loved watching me push the limits of science in the most extreme environments imaginable. In the name of discovery and exploration across every planet in our Solar System the WHAT IF team is backand this time were raising the stakes even higher. Get ready for bigger questions crazier scenarios and some of the most hostile places in the Universe. Were talking supernovas black holes and entire galactic clusters reaching temperatures of over [---] million Kevins (thats a LOT of Kevins). How extreme can things really get And what would happen if we went"
YouTube Link 2026-01-16T16:43Z 8.8M followers, 446.2K engagements
"Scientists Discovered a Planet That Could Host Alien Life One hundred twenty light-years from us there is an exoplanet that can potentially host life. It's called K2-18b and it's the world you'd want to visit. K2-18b isn't exactly like Earth. It's more like a Super-Earth. Yeah it's [---] times larger and almost nine times more massive than our planet. Transcript and sources: https://whatifshow.com/scientists-discovered-a-strange-exoplanet-that-could-host-life/ Made possible with the support of Ontario Creates: https://ontariocreates.ca Get the What if book:"
YouTube Link 2023-10-21T16:24Z 8.8M followers, 369.4K engagements
"The Kardashev Scale: Type I to Type VII Civilizations Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Thumbnail artwork by https://gtgraphics.de Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture: https://bit.ly/aperture-show Your Body On: https://bit.ly/your-body-on-show T-shirts and merch: http://bit.ly/whatifstore Newsletter: http://bit.ly/whatif-newsletter What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/Bj5UnspbwE Podcast:"
YouTube Link 2023-11-01T18:46Z 8.8M followers, 3.1M engagements
"What If the Earth Was a Moon of Jupiter There are [--] known moons of Jupiter. What if we move Earth into its orbit too How would Jupiter's super-strong gravity affect our lives What would our skies look like How long could you survive on a freezing planet that's full of volcanoes With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources: https://insh.world/science/what-if-the-earth-was-a-moon-of-jupiter/ Made possible with the support of Ontario Creates http://www.ontariocreates.ca Watch more what-if scenarios: Planet Earth:"
YouTube Link 2019-02-13T22:17Z 8.8M followers, 3.7M engagements
"The Future of Humanity Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture: https://bit.ly/aperture-show T-shirts and merch: http://bit.ly/whatifstore What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/Bj5UnspbwE Podcast: http://bit.ly/yt-what-if-show-podcast What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure"
YouTube Link 2024-07-10T18:24Z 8.8M followers, 1M engagements
"What If We Killed All Mosquitoes They're the deadliest thing on Earth. They suck your blood and spread disease killing nearly one million people each year. Are we talking about vampires Lions Gorillas Actually none of these things. We're talking about mosquitoes. Are mosquitoes really this deadly What would happen if they all disappeared Would humanity be better off With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources: https://insh.world/science/what-if-we-killed-all-mosquitoes/ Watch more what-if scenarios: Planet"
YouTube Link 2019-10-23T15:47Z 8.8M followers, 6.6M engagements
"What If We Settled on Mars or Venus Visit todays sponsor http://strawberry.me/whatif to start coaching with a $50 credit. Mars or Venus What planet would be better for human life to populate one day The obvious answer might be Mars but what if I told you Venus is actually a way better option Venus has a potentially better atmosphere and less harsh gravity. But on the other hand Mars has a better surface and could potentially be terraformed. So let's figure out which planet is really better for humans. Today we'll walk you through [--] different categories to determine which planet is the best."
YouTube Link 2025-05-30T15:00Z 8.8M followers, 118.1K engagements
"What If We Nuked the Moon #Space #SpaceSimulation #Moon #Shorts What if humans detonated a nuclear device on the Moon Would Earth be in danger Would the Moon change forever Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring our episodes or collaborating Email us: contact@underknown.com Our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture:"
YouTube Link 2025-12-08T16:00Z 8.8M followers, 207.6K engagements
"What If You Were Sucked Into a Whirlpool What a wonderful day for some kayaking out on the open sea. Wait a second. Why is the water spiraling Is this a whirlpool How could you end up getting sucked in What would spinning down that drain feel like And what would happen if you had a bigger boat What are the Lofoten Islands in Norway known for How dangerous is the Moskstraumen maelstrom Transcript and sources: https://whatifshow.com/what-if-you-were-sucked-into-a-whirlpool/ 00:00 Getting sucked into a whirlpool. 00:40 How do whirlpools form 01:52 Stumbling onto Moskstraumen maelstrom. 03:06 The"
YouTube Link 2022-01-23T16:00Z 8.8M followers, 307.9K engagements
"What If the Neanderthals Had Not Gone Extinct Neanderthal DNA is 99.7% identical to our own and researchers claim that some humans might be carrying as much as 2% of the Neanderthal genome. Making things even weirder is that scientists recently recovered a nearly complete DNA sequence from a 50000-year-old Neanderthal skeleton. So in theory Neanderthals could make a comeback. But how would they adapt And how long would they survive Transcript and sources: https://insh.world/science/what-if-the-neanderthals-had-not-gone-extinct/ Made possible with the support of Ontario Creates"
YouTube Link 2019-07-01T14:28Z 8.8M followers, 1.7M engagements
"What If Earth Was Shaped Like a Donut More Earths including Cubic Flat and Hollow Earth: https://www.youtube.com/watchv=WhT7XIZh7vM&list=PLZdXRHYAVxTLYYHcnBePxwYHuR_p-iRoX On our hypothetical journey we've already tested out living on a flat Earth a cubical Earth even a hollow Earth. What do you say we try to survive on an Earth with a giant hole in the middle Would a planet like this even have a chance of being habitable With your support we can make our show better Join our Patreon community: http://bit.ly/whatif-patreon Transcript and sources:"
YouTube Link 2019-12-06T18:00Z 8.8M followers, 3.6M engagements
"What If We Built an O'Neill Cylinder Watch our What If Discussed episode with Dr.Ronke Olabisi: https://bit.ly/discussed-life-in-space Tired of living on an overpopulated Earth Why not move to the O'Neill Cylinder An artificial state-of-the-art space habitat where we can control everything including the weather. What would it take to build a space station like this How big would it be And how would we make it suitable for life Transcript and sources: https://whatifshow.com/what-if-we-built-oneill-cylinder/ Subscribe to our second channel called "How to Survive":"
YouTube Link 2020-07-04T16:35Z 8.8M followers, 791.9K engagements
"What If Earth Was the Size of Jupiter Cut down on editing time and write more confidently with Grammarly Premium. Get 20% off Grammarly Premium by signing up at Grammarly.com/WHATIF Ever feel like the Earth is just too small for the Solar System Well lets make it bigger Welcome to a new Earth that is just as big as Jupiter. Would the Earth get its own Great Red Spot How would it interact with other celestial bodies including Jupiter itself Would Earths growth change the composition of space On an Earth of cosmic proportions the size of Jupiter your body would get heavier with the higher"
YouTube Link 2022-01-25T16:00Z 8.8M followers, 865.4K engagements
"What Will Humanity Be Like [----] Years From Now Learn more about Voyageur Pharmaceuticals at https://voyageurpharmaceuticals.ca/ This distribution was conducted on behalf of Voyageur Pharmaceuticals Ltd. (TSXV: VM.V (OTC: VYYRF) and was funded by Outside The Box Capital Inc. after Backyard Media d/b/a Underknown was engaged by Outside The Box Capital Inc. to advertise for Voyageur Pharmaceuticals Ltd. (TSXV: VM.V (OTC: VYYRF). For our full disclaimer please visit: https://bit.ly/3EfbkWk In the future humans might look like THIS. They'll have long tall bodies equipped to live in space. Or they"
YouTube Link 2025-04-25T22:00Z 8.8M followers, 461.1K engagements
"The Most Terrifying Planets in the Universe From small eerie rocks to massive nightmare-inducing worlds we journey through the most terrifying planets in the universe Watch as we rank them from Level [--] to 100each more terrifying than the last. Can you handle the horrors of space 00:00 Level [--] to [---] - Terrifying Planets 00:04 TOI 849b: The Largest Rocky Planet 00:50 TrES-2b: The Planet of Eternal Night 02:04 KOI-55.01 (Kepler 70b): The Evaporating Planet 03:11 Gliese 1214-b: The Hot Steamy Waterworld 04:12 Kelt 9b: The Hottest Exoplanet 05:35 WASP 12b: The Planet Being Torn Apart 06:45 AU Mic"
YouTube Link 2025-02-28T16:00Z 8.8M followers, 1.1M engagements
"What If Earth Suddenly Lost Its Atmosphere Would we still be able to breathe Could our atmosphere ever come back Just how important is the atmosphere to our planet It's absolutely vital. It protects us from asteroids and solar radiation. It regulates our climate. It makes life on Earth possible Our nearest neighbor Mars lost most of its atmosphere some [--] billion years ago and look what's become of it. Once warm and wet it ain't the planet it used to be. Transcript and sources: https://insh.world/science/what-if-earth-suddenly-lost-its-atmosphere/ This video was in part inspired by Randall"
YouTube Link 2018-12-21T19:50Z 8.8M followers, 604K engagements
"Biggest Lies and Conspiracies About Dinosaurs Support us on Patreon: https://www.patreon.com/whatifshow/membership 00:00 Countdown 00:05 What If Humans Were Dinosaur Size 00:11 Evolution of Dinosaurs in [--] Minutes 00:21 Things You Were Lied to About Dinosaurs 00:30 What Was Earth Like Before the Dinosaurs 00:39 What If You Lived in the Prehistoric Era 00:48 What Happened Immediately After the Dinosaurs Went Extinct 00:55 What If Dinosaurs Never Stopped Evolving 01:04:02 [--] Ancient Animals Scarier Than Dinosaurs 01:12:27 What If We Brought Dinosaurs Back From Extinction 01:18:56 What If"
YouTube Link 2025-09-25T16:56Z 8.8M followers, 49.9K engagements
"What If You Lived on the Moons of Jupiter Did you know that Jupiter has [--] moons And some of them are really big like planet-sized big. I'm going to populate these big moons of Jupiter and see which one isn't gonna kill me. 00:00 What If You Lived on the Moons of Jupiter 01:14 Building on Callisto 03:29 Radiation on Callisto 05:11 Moving to Ganymede 08:39 Arriving on Europa 11:58 Exploring Io Made possible with the support of Ontario Creates: https://ontariocreates.ca Support us on Patreon: https://www.patreon.com/whatifshow/membership Get the What if book:"
YouTube Link 2025-02-21T16:00Z 8.8M followers, 629.5K engagements
"What Would Different Planets Look Like If They Became Our Moons #Shorts Imagine if one day you looked up into the night sky and saw Mars or Saturn where the Moon was supposed to be. How would replacing the Moon change the Earth's orbit Watch the full episode here: https://youtu.be/jOQ1shrpz9w Produced with love by Underknown in Toronto: https://underknown.com #Shorts #Whatif #Moon #TidalSystem #BinarySystem what if what happens if scifi science documentary what if scenario mysteries what if cosmos hypothetical hypothetical scenario Moon predictable weather ocean currents important nutrients"
YouTube Link 2021-06-05T15:00Z 8.8M followers, 5.1M engagements
"What If the Largest Black Hole Entered Our Solar System Download the Speakly app at https://speakly.app.link/Speakly and get a 60% discount if you join the annual subscription Its invisible deadly and sucking up every bit of matter in its path. The most massive black hole in the known Universe is headed right toward Earth. What would you see as it started to slurp up the Milky Way Galaxy What kind of tasty dish would Earth become And once its finished with us where would it go next Maybe the Orion Arm Or perhaps the Oort Cloud Transcript and sources:"
YouTube Link 2022-10-08T14:58Z 8.8M followers, 296K engagements
"What If a Needle Hit The Earth At The Speed Of Light Get [--] FREE months of iScanner PRO and [--] GB of cloud storage here: https://myfiles.iscanner.com/apply-promocode/WhatIf To activate: [--]. Go to the iScanner link above. [--]. Create an account on the webpage. [--]. Install the app and sign in with the same account. There's a needle approaching Earth at the speed of light. A needle Pfft That's no big deal right Well unfortunately it's a very big deal. A needle traveling this fast can cause devastating effects on Earth. But why What kind of destruction could this tiny little needle cause And in what"
YouTube Link 2025-09-12T22:58Z 8.8M followers, 749.5K engagements
"What If The Earth Had Two Moons What if our Moon had a twin Seeing not just one but two of these satellites in the night sky might be spectacular. Lets assume our second moon would be around [----] km (620 miles) wide and about one-thirtieth the mass of our current Moon. It would be about the same distance from Earth too. Just like the sister satellite our Moon had [---] billion years ago. Would we see this double-moon from Earth Absolutely The second moon would just appear about three times smaller. Still it would be a spectacular view. Transcript and sources:"
YouTube Link 2019-01-30T19:57Z 8.8M followers, 2.2M engagements
"What If Megalodon Sharks Never Went Extinct Would you ever venture into the ocean if you knew this creature could be lurking beneath you It's twice the size of a T. rex its jaws are big enough to crush cars and it can swallow multiple humans at a time This ancient beast is called a megalodon shark and if it had never become extinct it would have a surprisingly large impact on our lives. How would they change the way we use our oceans Check out our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Correction at 4:33 - Yes you are correct the megalodon was indeed"
YouTube Link 2019-11-16T17:32Z 8.8M followers, 11.1M engagements
"What If Jupiter Collided With the Smallest Star Install Raid for Free ✅ IOS/ANDROID/PC: https://clcr.me/WhatIf_Raid and get a special starter pack 💥 Available only for the next [--] days The biggest planet in the Solar System. And the smallest star in the known Universe. Today they are on a collision course. EBLM J0555-57Ab is a red dwarf and the smallest star we've ever discovered. Jupiter is huge. It's about [--] times larger than Earth. But because it's mostly made of hydrogen it's not massive enough to be a star. So what would happen if these two giants collided Transcript and sources:"
YouTube Link 2022-07-28T17:34Z 8.8M followers, 1.2M engagements
"2026 Could Be Worse Than You Think Enjoying this video Dive even deeper into the world of science and discovery with Popular Science the free streaming channel bringing you more of what you love from What If plus epic explorations in engineering rocket launches movies space and Earth sciences https://underknown.com/popularscience/ 00:00 Countdown 00:51 - Everything That Could Go Wrong in [----] 08:28 - What If 3I/ATLAS Collided with Earth 26:56 - What If a Black Hole Flew By Earth at the Speed of Light 44:45 - What If a Needle Hit The Earth At The Speed Of Light 56:13 - What If We Swapped Our"
YouTube Link 2025-12-31T01:44Z 8.8M followers, 97.6K engagements
"What If All of Antarctica's Ice Suddenly Melted Underneath Anarctica's ice there's a deep dark secret. Today we're going to melt all that ice to find out how it would transform Earth. What mysteries lie buried deep under its thick frozen surface As the ice melts and sea levels rise what would happen to our coastal cities And why might this lead to some unexpected diseases This YouTube video was conducted on behalf of Gelteq Limited (NASDAQ: GELS) and was funded by Outside The Box Capital Inc. after Backyard Media D/B/A Underknown was engaged by Outside The Box Capital Inc. to advertise for"
YouTube Link 2024-11-30T16:00Z 8.8M followers, 2.5M engagements
"What If We Settled on Titan Are you ready for a new start Are you sick and tired of Earth and all its problems Well heres your chance to start fresh by moving to Titan Titan Saturns largest moon could be your new home away from home. How would we power our new home What would we eat And how would we handle crime Subscribe to our second channel called "How to Survive": https://bit.ly/how-to-survive-by-what-if Can you translate this episode into another language Add subtitles and we will link your YouTube channel in the description: https://www.youtube.com/timedtext_videov=ILQ5X97Ak18 Watch"
YouTube Link 2020-08-19T16:44Z 8.8M followers, 1.2M engagements
"What If You Swallowed All Elements of the Periodic Table For dinner tonight you are being treated to the tasting menu of a lifetime. The periodic table of elements. Which elements would you be able to eat Which ones would taste or smell funny And which elements would ruin the fun by killing you Which of these [---] elements is the most dangerous What is copper toxicity 00:00 Eating the Periodic Table 00:39 What's an element 01:27 Basic Building Blocks (Oxygen Hydrogen Nitrogen Calcium Phosphorus) 01:57 Sodium Potassium Magnesium Selenium Iron Copper 02:52 Noble Gases (Helium Argon) 03:30"
YouTube Link 2021-11-30T16:00Z 8.8M followers, 489K engagements
"What Happens If You Don't Shower for a Month Every morning or every night. Before going out. Definitely after the big game. For most people showering is routine. But for some it's religion. But if lots of showering makes you feel divine your body might be the real miracle worker. The average human spends more than a year of their life in the shower. And according to most dermatologists that's way too much. But how else are you supposed to keep looking and smelling your best Transcript and sources: https://insh.world/science/what-happens-if-you-dont-shower-for-a-month/ Made possible with the"
YouTube Link 2019-07-26T16:22Z 8.8M followers, 4.6M engagements
"What If We Swapped Our Moon With Other Planets Check out LARQ's PureVis [--] here: https://bylarq.com/WhatIf Having a potentially habitable planet in orbit around Earth would change things and violently. But in this video we're not just placing Kepler-22 b in the sky. We're going to swap our Moon for some of the most dangerous alien planets too. We'll start easy with a potentially habitable exoplanet. And then we'll see what life on Earth would be like if a super-hot planet larger than Jupiter was wreaking havoc in our orbit. And the first on the list is Proxima Centauri b. Don't worry we'll get"
YouTube Link 2025-12-12T16:00Z 8.8M followers, 113.9K engagements
"What If You Fell Into Jupiter We don't know for sure what Jupiter's core is made of. But we do know that Jupiter is the largest and oldest planet in our Solar System. It has more than twice the mass of all the other planets combined. And with a radius of [-----] km (44000 mi) it's [--] times wider than Earth. This planet is also a gas giant made up of the leftovers from the formation of the Sun four and a half billion years ago. This endorsement was provided for compensation this included a formal agreement between Backyard Media D/B/A Underknown and Outside The Box Capital Inc. for a one-time"
YouTube Link 2024-12-18T16:00Z 8.8M followers, 1.4M engagements
Limited data mode. Full metrics available with subscription: lunarcrush.com/pricing