@teded Avatar @teded TED-Ed

TED-Ed posts on YouTube about education, animation, ted, history 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 countries 16.15% travel destinations 7.22% finance #7089 technology brands 1.87% social networks 1.06% celebrities 0.97% stocks 0.97% automotive brands 0.89% musicians 0.57% luxury brands 0.41%

Social topic influence education #189, animation #743, ted #6, history #833, science #295, in the #4599, health #340, how to #3080, the world #1712, solve #114

Top accounts mentioned or mentioned by @vibeattractor @gracebowers @breland @voguesfashionvault @tonysuccar @godmoneycode @info @oceanx @nunesbobby @ucuvfxz23tf6dadwjyrduw @bonniemckeeofficial @taylaparx @immerseeducation @davidarchie @astrowala @learningjunction @goldbarrefiner1 @mathsphysicslovers @iteachingyou @iamsahil_02

Top Social Posts

Top posts by engagements in the last [--] hours

"Why do animals have such different lifespans - Joao Pedro de Magalhaes Check out our Patreon page: https://www.patreon.com/teded View full lesson: http://ed.ted.com/lessons/why-do-animals-have-such-different-lifespans-joao-pedro-de-magalhaes For the microscopic lab worm C. elegans life equates to just a few short weeks on Earth. The bowhead whale on the other hand can live over two hundred years. Why are these lifespans so different And what does it really mean to age' anyway Joao Pedro de Magalhaes explains why the pace of aging varies greatly across animals. Lesson by Joao Pedro de"
YouTube Link 2017-04-04T15:01Z 22.4M followers, 6.2M engagements

"Everything you need to know to read Homer's "Odyssey" - Jill Dash Dig into Homers Odyssey an epic poem which follows Odysseus on his perilous 10-year journey home after the Trojan War. -- An encounter with a man-eating giant. A sorceress who turns men into pigs. A long-lost king taking back his throne. On their own any of these make great stories. But each is just one episode in the "Odyssey" a 12000-line poem spanning years of ancient Greek history and legend. So how do we make sense of this massive text Jill Dash shares everything you need to know to read Homer's "Odyssey. Lesson by Jill"
YouTube Link 2017-01-30T16:04Z 22.4M followers, 2.7M engagements

"A brief history of dogs - David Ian Howe Trace the history of how wolves one of humanitys oldest rivals evolved into the domesticated dogs we call mans best friend. -- Since their emergence over [------] years ago modern humans have established communities all over the planet. But they didnt do it alone. Whatever corner of the globe you find humans in today youre likely to find another species as well: dogs. So how did one of our oldest rivals the wolf evolve into mans best friend David Ian Howe traces the history of humanitys first domesticated animal. Lesson by David Ian Howe directed by"
YouTube Link 2019-03-26T15:02Z 22.4M followers, 3.8M engagements

"The benefits of good posture - Murat Dalkilin View full lesson: http://ed.ted.com/lessons/the-benefits-of-good-posture-murat-dalkinic Has anyone ever told you Stand up straight or scolded you for slouching at a family dinner Comments like that might be annoyingbut theyre not wrong. Your posture is the foundation for every movement your body makes and can determine how well your body adapts to the stresses on it. Murat Dalkilin gives the pros of good posture. Lesson by Murat Dalkilin animation by Nadav Arbel. Posture Spine Center of gravity Technology Phone Computer Slouch Nadav Arbel Murat"
YouTube Link 2015-07-30T15:00Z 22.4M followers, 17.4M engagements

"Sugar: Hiding in plain sight - Robert Lustig View full lesson: http://ed.ted.com/lessons/sugar-hiding-in-plain-sight-robert-lustig While sugar is easy to spot in candy soft drinks and ice cream it also hides out in foods you might not expect -- including peanut butter pasta sauce and even bologna Robert Lustig decodes confusing labels and sugar's many aliases to help determine just how much of that sweet carbohydrate makes its way into our diets. Lesson by Robert Lustig animation by The Tremendousness Collective. Robert Lustig The Tremendousness Collective Carbohydrate sugar food TED TED-Ed"
YouTube Link 2014-03-31T15:16Z 22.4M followers, 1.4M engagements

"The ethical dilemma of self-driving cars - Patrick Lin View full lesson: http://ed.ted.com/lessons/the-ethical-dilemma-of-self-driving-cars-patrick-lin Self-driving cars are already cruising the streets today. And while these cars will ultimately be safer and cleaner than their manual counterparts they cant completely avoid accidents altogether. How should the car be programmed if it encounters an unavoidable accident Patrick Lin navigates the murky ethics of self-driving cars. Lesson by Patrick Lin animation by Yukai Du. philosophy thought experiment ethics tech ethics ethics of self-driving"
YouTube Link 2015-12-08T16:08Z 22.4M followers, 2.3M engagements

"The myth of the boiling frog Explore how greenhouse gas emissions impact global warming and why its necessary to get emissions down to net zero. -- Since [----] global average temperatures have risen by [--] degree Celsius. That may not sound like a lot but it is. Why [--] degree is an average. Many places have already gotten much warmer and if average temperatures increase one more degree the coldest nights in the Arctic might get [--] degrees warmer. So how did we get here And what can be done Explore the challenges of net zero emissions. Directed by Lisa LaBracio. Animation and art direction by Lusa"
YouTube Link 2021-02-16T16:00Z 22.4M followers, 1.7M engagements

"The Turing test: Can a computer pass for a human - Alex Gendler View full lesson: http://ed.ted.com/lessons/the-turing-test-can-a-computer-pass-for-a-human-alex-gendler What is consciousness Can an artificial machine really think For many these have been vital considerations for the future of artificial intelligence. But British computer scientist Alan Turing decided to disregard all these questions in favor of a much simpler one: Can a computer talk like a human Alex Gendler describes the Turing test and details some of its surprising results. Lesson by Alex Gendler animation by Patrick"
YouTube Link 2016-04-25T15:17Z 22.4M followers, 1.8M engagements

"The life cycle of a t-shirt - Angel Chang Trace the life cycle of a classic white t-shirt to find out how theyre made and what is their ultimate environmental impact. -- Consider the classic white t-shirt. Annually we sell and buy [--] billion t-shirts globally making it one of the most common garments in the world. But how and where is the average t-shirt made and whats its environmental impact Angel Chang traces the life cycle of a t-shirt. Lesson by Angel Chang directed by TED-Ed. Learn more about TED-Ed Student Talks: https://ed.ted.com/student_talks Support Our Non-Profit Mission"
YouTube Link 2017-09-05T15:00Z 22.4M followers, 3.4M engagements

"History vs. Christopher Columbus - Alex Gendler View full lesson: http://ed.ted.com/lessons/history-vs-christopher-columbus-alex-gendler Many people in the United States and Latin America have grown up celebrating the anniversary of Christopher Columbuss voyage. But was he an intrepid explorer who brought two worlds together or a ruthless exploiter who brought colonialism and slavery And did he even discover America at all Alex Gendler puts Columbus on the stand in History vs. Christopher Columbus. Lesson by Alex Gendler animation by Brett Underhill. Brett Underhill Alex Gendler Christopher"
YouTube Link 2014-10-13T15:05Z 22.4M followers, 5.6M engagements

"What makes a poem a poem - Melissa Kovacs View full lesson: http://ed.ted.com/lessons/what-makes-a-poem-a-poem-melissa-kovacs What exactly makes a poem a poem Poets themselves have struggled with this question often using metaphors to approximate a definition. Is a poem a little machine A firework An echo A dream Melissa Kovacs shares three recognizable characteristics of most poetry. Lesson by Melissa Kovacs animation by Ace & Son Moving Picture Co. LLC. #poetry TED TED-Ed TED Ed TED Education Ace & Son Moving Picture Co. Melissa Kovacs poetry lyric art song haiku E. E. Cummings Muhammad Ali"
YouTube Link 2017-03-20T15:06Z 22.4M followers, 4.4M engagements

"The history of tea - Shunan Teng Trace the origins of tea and find out how it became the second most consumed beverage in the world. -- Tea is the second most consumed beverage in the world after water and from sugary Turkish Rize tea to salty Tibetan butter tea there are almost as many ways of preparing the beverage as there are cultures on the globe. Where did this beverage originate and how did it become so popular Shunan Teng details teas long history. Lesson by Shunan Teng animation by Steff Lee. Support Our Non-Profit Mission ---------------------------------------------- Support us on"
YouTube Link 2017-05-16T14:59Z 22.4M followers, 7.4M engagements

"The rise and fall of historys first empire - Soraya Field Fiorio Discover historys first empire: Sumer located in Mesopotamia which built the worlds first cities and created the first writing system. -- Historys first empire rose out of a hot dry landscape without rainfall to nourish crops without trees or stones for building. In spite of all this its inhabitants built the worlds first cities with monumental architecture and large populations and they built them entirely out of mud. Soraya Field Fiorio details the rise and fall of the Sumerian empire. Lesson by Soraya Field Fiorio directed by"
YouTube Link 2020-10-15T15:00Z 22.4M followers, 1.7M engagements

"Should we get rid of standardized testing - Arlo Kempf Download a free audiobook and support TED-Ed's nonprofit mission: http://www.audible.com/teded Check out Todd Rose's "The End of Average: How We Succeed in a World That Values Sameness": https://shop.ed.ted.com/collections/ted-ed-book-recommendations/products/the-end-of-average View full lesson: https://ed.ted.com/lessons/should-we-get-rid-of-standardized-testing-arlo-kempf Although standardized testing is a particularly hot topic in education right now this approach to measurement has been in use for two millennia. And while the results"
YouTube Link 2017-09-19T15:04Z 22.4M followers, 1.3M engagements

"Can you solve the virus riddle - Lisa Winer View full lesson: http://ed.ted.com/lessons/can-you-solve-the-virus-riddle-lisa-winer Your research team has found a prehistoric virus preserved in the permafrost and isolated it for study. After a late night working youre just closing up the lab when a sudden earthquake hits and breaks all the sample vials. Will you be able to destroy the virus before the vents open and unleash a deadly airborne plague Lisa Winer shows how. Lesson by Lisa Winer animation by Artrake Studio. TED TED-Ed TED Education TED Ed Lisa Winer Artrake Studio riddle virus"
YouTube Link 2017-04-03T15:03Z 22.4M followers, 14.2M engagements

"The science of skin color - Angela Koine Flynn View full lesson: https://ed.ted.com/lessons/the-science-of-skin-color-angela-koine-flynn When ultraviolet sunlight hits our skin it affects each of us differently. Depending on skin color itll take only minutes of exposure to turn one person beetroot-pink while another requires hours to experience the slightest change. Whats to account for that difference and how did our skin come to take on so many different hues to begin with Angela Koine Flynn describes the science of skin color. Lesson by Angela Koine Flynn animation by Toms"
YouTube Link 2016-02-16T16:32Z 22.4M followers, 3.6M engagements

"What sex ed doesnt tell you about your brain - Shannon Odell Explore what we know and still dont know about puberty and its effects on the body and brain. -- While we often talk about pubertys effect on the body what gets overlooked are the fascinating changes that happen in the brain. Puberty in fact begins in the brain and lasts as long as five years. And during this extended process the brain undergoes its own transformation thanks to estrogen and testosterone. Shannon Odell details what we know and still dont know about puberty. Lesson by Shannon Odell directed by Biljana Labovi. This"
YouTube Link 2022-12-20T16:01Z 22.4M followers, 3.2M engagements

"The murderous medieval king who inspired "Macbeth" - Benjamin Hudson Dig into the history that inspired Shakespeares tragedy Macbeth and find out just how much of the play is based on real events. -- Of all Shakespeares plays perhaps none is stranger than Macbeth a parable on power rife with supernatural elements. But according to texts from the 11th century this tragedy has its roots in reality. Whats more other accounts mention witches prophecies and arboreal armies. Which raises the question: just how much of Shakespeares strange story is true Benjamin Hudson investigates. Lesson by"
YouTube Link 2025-03-27T15:01Z 22.4M followers, 429.8K engagements

"How stretching actually changes your muscles - Malachy McHugh Dig into the science of stretching and find out what it actually does to your muscles and how you can improve your flexibility. -- An athlete is preparing for a game. Theyve put on their gear and done their warmup and now its time for one more routine stretching. Typically athletes stretch before physical activity to avoid injuries like strains and tears. But does stretching actually prevent these issues And if so how long do the benefits of stretching last Malachy McHugh explores the finer points of flexibility. Lesson by Malachy"
YouTube Link 2023-03-30T15:01Z 22.4M followers, 11.8M engagements

"The Pangaea Pop-up - Michael Molina View full lesson: http://ed.ted.com/lessons/the-pangaea-pop-up-michael-molina/ The supercontinent Pangaea with its connected South America and Africa broke apart [---] million years ago. But the continents haven't stopped shifting -- the tectonic plates beneath our feet (in Earth's two top layers the lithosphere and the asthenosphere) are still traveling at about the rate your fingernails grow. Michael Molina discusses the catalysts and consequences of continental drift. Lesson by Michael Molina animation by TED-Ed. Michael Molina TED-Ed Biljana Labovic Lisa"
YouTube Link 2014-02-03T16:24Z 22.4M followers, 937.7K engagements

"Could you survive the real Twilight Zone - Philip Renaud and Kenneth Kostel Find out how a hatchetfish survives its daily journey from the depths of the oceans Twilight Zone to the resource-rich surface. -- Youre traveling deep beneath the oceans surface where faint lights flicker and toothy grins flash. Your mission is to survive these depths and journey to the surface after sundown to feed. And as a hatchetfish almost every other deep-sea creature is trying to eat you. Can you complete the quest Philip Renaud and Kenneth Kostel share how to survive the ocean's Twilight Zone. Lesson by"
YouTube Link 2021-05-25T15:00Z 22.4M followers, 655.8K engagements

"Why can parrots talk - Grace Smith-Vidaurre and Tim Wright Explore the specialized anatomy that allows parrots to talk scream curse and recite facts like humans. -- Whether theyre belting Beyonc head-banging to classic rock or rattling off curse words at zoo-goers parrots are constantly astounding us. They are among the only animals that produce human speech and some parrots do it almost uncannily well. How is this possible Grace Smith-Vidaurre and Tim Wright dig into the anatomy that allows parrots to talk scream curse and recite facts. Lesson by Grace Smith-Vidaurre and Tim Wright directed"
YouTube Link 2022-06-23T15:01Z 22.4M followers, 1.8M engagements

"From enslavement to rebel gladiator: The life of Spartacus - Fiona Radford Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletter View full lesson: https://ed.ted.com/lessons/from-slave-to-rebel-gladiator-the-life-of-spartacus-fiona-radford Spartacus was enslaved one of millions taken from territories conquered by Rome to work the mines till the fields or fight for a crowds entertainment. Imprisoned for deserting the Roman Army he and other enslaved people fought their way free and started a rebellion. How did an enslaved man become synonymous with freedom and"
YouTube Link 2018-12-17T16:01Z 22.4M followers, 6.5M engagements

"How blood pressure works - Wilfred Manzano Travel into the circulatory system to see how blood pressure helps deliver oxygen and nutrients to your bodys tissues. -- If you lined up all the blood vessels in your body theyd be [--] thousand miles long. And every day they carry the equivalent of over two thousand gallons of blood to the bodys tissues. What effect does this pressure have on the walls of the blood vessels Wilfred Manzano gives the facts on blood pressure. Lesson by Wilfred Manzano animation by Fox Animation Domination High-Def. Support Our Non-Profit Mission"
YouTube Link 2015-07-23T15:05Z 22.4M followers, 18M engagements

"What causes yeast infections and how do you get rid of them - Liesbeth Demuyser Explore the common causes and treatments of yeast infections which affect [--] out of every [--] people with a vagina. -- The vagina harbors hundreds of different kinds of microorganisms. Candida yeasts are usually present in small quantities and most of the time these fungi are harmless. But under certain conditions Candida yeasts can cause infections. One species in particular is the usual culprit of vaginal yeast infections. So how exactly does a yeast infection happen Liesbeth Demuyser investigates. Lesson by"
YouTube Link 2022-07-14T15:01Z 22.4M followers, 1.6M engagements

"Is there a reproducibility crisis in science - Matt Anticole View full lesson: http://ed.ted.com/lessons/is-there-a-reproducibility-crisis-in-science-matt-anticole Published scientific studies can motivate research inspire products and inform policy. However recent studies that examined dozens of published pharmaceutical papers managed to replicate the results of less than 25% of them and similar results have been found in other scientific disciplines. How do we combat this crisis of scientific irreproducibility Matt Anticole investigates. Lesson by Matt Anticole animation by Brett Underhill."
YouTube Link 2016-12-05T16:09Z 22.4M followers, 472.2K engagements

"Why plague doctors wore beaked masks Explore the history of the European plague doctor and find out where their iconic outfit of a beaked mask and robe came from. -- The year is [----]. Your body is wracked by violent chills. Your head pounds and you're too weak to sit up. In your feverish state you see a strange-looking man wearing a beak-like mask his body covered from head to toe. Without seeing his face you know: you have the plague. So where did these iconic outfits come from Stephanie Honchell Smith explores the history of plague doctors. Directed by Anton Bogaty. This video made possible"
YouTube Link 2022-11-22T16:00Z 22.4M followers, 2.2M engagements

"Can 100% renewable energy power the world - Federico Rosei and Renzo Rosei Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/can-100-renewable-energy-power-the-world-federico-rosei-and-renzo-rosei Every year the world uses [--] billion barrels of oil. This massive scale of fossil fuel dependence pollutes the earth and it wont last forever. On the other hand we have abundant sun water and wind which are all renewable energy sources. So why dont we exchange our fossil fuel dependence for an existence based only on renewables Federico Rosei and"
YouTube Link 2017-12-07T15:58Z 22.4M followers, 2.8M engagements

"Schrdinger's cat: A thought experiment in quantum mechanics - Chad Orzel View full lesson: http://ed.ted.com/lessons/schrodinger-s-cat-a-thought-experiment-in-quantum-mechanics-chad-orzel Austrian physicist Erwin Schrdinger one of the founders of quantum mechanics posed this famous question: If you put a cat in a sealed box with a device that has a 50% chance of killing the cat in the next hour what will be the state of the cat when that time is up Chad Orzel investigates this thought experiment. Lesson by Chad Orzel animation by Agota Vegso. Chad Orzel Agota Vegso Schrdinger's Cat physics"
YouTube Link 2014-10-14T15:02Z 22.4M followers, 9.2M engagements

"Would you opt for a life with no pain - Hayley Levitt and Bethany Rickwald View full lesson: http://ed.ted.com/lessons/would-you-opt-for-a-life-with-no-pain-hayley-levitt-and-bethany-rickwald Imagine if you could plug your brain into a machine that would bring you ultimate pleasure for the rest of your life. The only catch You have to permanently leave reality behind. Hayley Levitt and Bethany Rickwald explore Robert Nozicks thought experiment that he called the Experience Machine. Lesson by Hayley Levitt and Bethany Rickwald animation by Avi Ofer. TED TED-Ed TEDx TED Education Philosophy"
YouTube Link 2015-11-17T16:08Z 22.4M followers, 3.4M engagements

"Where did English come from - Claire Bowern View full lesson: http://ed.ted.com/lessons/where-did-english-come-from-claire-bowern When we talk about English we often think of it as a single language. But what do the dialects spoken in dozens of countries around the world have in common with each other or with the writings of Chaucer Claire Bowern traces the language from the present day back to its ancient roots showing how English has evolved through generations of speakers. Lesson by Claire Bowern animation by Patrick Smith. English Old English Norman conquest Anglo-saxons Celtic languages"
YouTube Link 2015-07-16T15:05Z 22.4M followers, 6.2M engagements

"The plot to overthrow the Inca Empire - Gabriel Prieto Follow Maxo a warrior of the Chimu Empire as he navigates the Inca-conquered streets of Chan Chan to receive a secret message. -- Its daybreak in the city of Chan Chan and former soldier Maxo has been up all night fretting. Last night a friend stopped by and instructed him to go to the plaza at noon to receive an important message. But with the recent defeat of their army and the overthrow of the king answering this mysterious summons will be dangerous. Gabriel Prieto outlines a day in the life of a Chimu warrior. Lesson by Gabriel Prieto"
YouTube Link 2023-09-28T15:00Z 22.4M followers, 272.6K engagements

"How does heart transplant surgery work - Roni Shanoada Dig into the science of how heart transplants happen how donors are matched and find out how this complex surgery saves lives. -- Your heart beats more than [------] times a day. In just a minute it pumps over five liters of blood throughout your body. But unlike skin and bones the heart has a limited ability to repair itself. So if this organ is severely damaged theres often only one medical solution: replacing it. Roni Shanoada explores how this complex and intricate procedure works. Lesson by Roni Shanoada directed by Alexia Roider Zedem"
YouTube Link 2022-05-24T15:01Z 22.4M followers, 4.1M engagements

"How does the Nobel Peace Prize work - Adeline Cuvelier and Toril Rokseth View full lesson: http://ed.ted.com/lessons/how-does-the-nobel-peace-prize-work-adeline-cuvelier-and-toril-rokseth Among the top prestigious awards in the world the Nobel Peace Prize has honored some of the most celebrated and revered international figures and organizations in history. But how does the nomination process work And who exactly is eligible Adeline Cuvelier and Toril Rokseth detail the specifics of the Nobel Peace Prize. Lesson by Toril Rokseth and Adeline Cuvelier (of Nobel Peace Center) animation by Zedem"
YouTube Link 2016-10-06T15:04Z 22.4M followers, 2.7M engagements

"Making sense of irrational numbers - Ganesh Pai View full lesson: http://ed.ted.com/lessons/making-sense-of-irrational-numbers-ganesh-pai Like many heroes of Greek myths the philosopher Hippasus was rumored to have been mortally punished by the gods. But what was his crime Did he murder guests or disrupt a sacred ritual No Hippasus's transgression was mathematically proving the hitherto unprovable. Ganesh Pai describes the history and math behind irrational numbers. Lesson by Ganesh Pai animation by Anton Trofimov. Ganesh Pai Anton Trofimov Pen-Pen Chen Irrational Numbers Root [--] Square root"
YouTube Link 2016-05-23T15:01Z 22.4M followers, 2M engagements

"How Japan saved its biggest city from collapse - Roman Krznaric Dig into Edo Japans circular economy and how it helped transform the city into a thriving ecological and cultural center. -- [---] years ago Edo was on the verge of ecological collapse. Years of intense logging had led to massive deforestation and the city faced timber shortages severe erosion and frequent flooding. But over just a few decades Edo became one of the most sustainable and efficient cities in history. So how did this come about Roman Krznaric explores Edo's transformation into a circular economy. Lesson by Roman"
YouTube Link 2026-01-06T16:01Z 22.4M followers, 331.6K engagements

"Would you pass the wallet test Dig into the experiment known as the lost wallet test and find out the surprising results of this study of honesty. -- Picture this: youre working a shift in a hotel lobby when someone approaches the front desk. They found a lost wallet around the corner but theyre in a rush and dont have time to follow up. Looking at the wallet you see it contains a key grocery list about $13 and three business cards you assume belong to the wallets owner. So what do you do Dig into the infamous lost wallet experiment. Directed by Maryna Buchynska and action creative agency."
YouTube Link 2022-08-30T15:01Z 22.4M followers, 1.5M engagements

"Why doesnt the Leaning Tower of Pisa fall over - Alex Gendler Dig into the [---] year history and architecture of the Leaning Tower of Pisa and find out what gives the tower its infamous tilt. -- In [----] the Italian government enlisted top engineers to stabilize Pisas famous Leaning Tower. Thered been many attempts during its [---] year history but computer models revealed the urgency of their situation. The tower would topple if it reached an angle of [----] degrees and it was currently leaning at [---]. What gives the tower its infamous tilt Alex Gendler explores the monument's history. Lesson by"
YouTube Link 2019-12-03T16:00Z 22.4M followers, 5.4M engagements

"Is Chandigarh a perfectly planned city - Vikramditya Praksh Explore the construction of the futurist city Chandigarh a project of Prime Minister Jawaharlal Nehru and planned by Le Corbusier. -- In [----] India achieved independence from British rule but this freedom came at a tremendous cost. Jawaharlal Nehru Indias first Prime Minister was eager to usher his country towards a brighter united future. And one of the projects that would prove most essential to realizing this vision was the construction of Chandigarh. Vikramditya Praksh details the creation of the futurist city. Lesson by"
YouTube Link 2024-02-08T16:01Z 22.4M followers, 605.8K engagements

"Is light a particle or a wave - Colm Kelleher View full lesson: http://ed.ted.com/lessons/is-light-a-particle-or-a-wave-colm-kelleher Can we accurately describe light as exclusively a wave or just a particle Are the two mutually exclusive In this third part of his series on light and color Colm Kelleher discusses wave-particle duality and its relationship to how we see light and therefore color. Lesson by Colm Kelleher animation by Nelson Diaz. Colm Kelleher Nelson Diaz light color light and color colour wave-particle duality what is light how do we see wave particle physics wave wave"
YouTube Link 2013-01-17T16:02Z 22.4M followers, 1.8M engagements

"Why do honeybees love hexagons - Zack Patterson and Andy Peterson View full lesson: http://ed.ted.com/lessons/why-do-honeybees-love-hexagons-zack-patterson-and-andy-peterson Honeybees are some of nature's finest mathematicians. Not only can they calculate angles and comprehend the roundness of the earth these smart insects build and live in one of the most mathematically efficient architectural designs around: the beehive. Zack Patterson and Andy Peterson delve into the very smart geometry behind the honeybee's home. Lesson by Zack Patterson and Andy Peterson animation by TED-Ed. TED-Ed TED"
YouTube Link 2014-06-10T15:05Z 22.4M followers, 2.8M engagements

"Do personality tests work - Merve Emre Examine how popular personality tests like the Myers-Briggs Type Indicator and the Enneagram are designed and their inconsistencies. -- In [----] a mother-daughter duo named Katherine Cook Briggs and Isabel Briggs Myers developed a questionnaire that classified peoples personalities into [--] types. Called the Myers-Briggs Type Indicator or MBTI it would go on to become one of the worlds most widely-used personality tests. But do these tests actually reveal truths about personality Merve Emre examines their design flaws. Lesson by Merve Emre directed by"
YouTube Link 2020-12-22T16:01Z 22.4M followers, 1.3M engagements

"The high-stakes race to make quantum computers work - Chiara Decaroli Get to know the unique properties of quantum computers and the obstacles that have prevented this theoretical technology from becoming a reality. -- Quantum computers could eventually outstrip the computational limits of classical computers. They rely on the behavior of atomic and subatomic particles whose quantum states are incredibly fragile and easily destroyed which is why this technology remains largely theoretical. How would quantum computers work and are they really possible Chiara Decaroli investigates. Lesson by"
YouTube Link 2019-08-13T15:01Z 22.4M followers, 420.1K engagements

"Can you solve the time travel riddle - Dan Finkel Practice more problem-solving at https://brilliant.org/TedEd/ Solution to bonus riddle: https://brilliant.org/TedEdTimeTravel/ Your professor has accidentally stepped through a time portal in his physics lab. Youve got just a minute to jump through before it closes and leaves him stranded in history. Your only way back is to grab enough colored nodules to create a new portal to open a doorway through time. Can you take the right amount of nodules to get back to the present before the portal closes Dan Finkel shows how. Lesson by Dan Finkel"
YouTube Link 2018-12-04T16:00Z 22.4M followers, 3.9M engagements

"Kiranmala: The tale of the princess who conquered Magic Mountain - Malay Bera Dig into the Bengali tale of a trio of siblings who attempt to scale the fearsome Magic Mountain to gain treasures for their home. -- Inspired by a kings visit a trio of siblings began building a palace traveling far and wide to collect rare jewels seeds and marble. A holy man stopped by and told them of a Magic Mountain east of north and north of east where theyd find their most meaningful treasures. But he said only a true hero could complete the journey. Malay Bera shares the Bengali tale of Kiranmala's quest."
YouTube Link 2026-01-15T16:00Z 22.4M followers, 166.8K engagements

"What is obesity - Mia Nacamulli View full lesson: http://ed.ted.com/lessons/what-is-obesity-mia-nacamulli Obesity is an escalating global epidemic. It substantially raises the probability of diseases like diabetes heart disease stroke high blood pressure and cancer. But what is the distinction between being overweight and being obese And how does a person become obese Mia Nacamulli explores obesity. Lesson by Mia Nacamulli animation by Kozmonot Animation Studio. Mia Nacamulli Kozmonot Animation Studio WORKPLAYWORK Cem Misirlioglu Obesity Obesity epidemic Public health healthy eating nutrition"
YouTube Link 2016-06-30T15:02Z 22.4M followers, 1.2M engagements

"How to enter flow state Explore the defining features of being in a flow state and get tips on how you can find flow in your daily life. -- Flow is more than just concentrating or paying attention; it's a unique mental state of effortless engagement. And those who more frequently experience flow report higher levels of positive emotions creativity and feelings of accomplishment. But what exactly is flow And how can we find it in our daily lives Explore steps you can take to increase your chances of finding flow. Directed by Leah Putnam. This video made possible in collaboration with Character"
YouTube Link 2023-07-27T15:01Z 22.4M followers, 2.6M engagements

"Can you solve "Einsteins Riddle" - Dan Van der Vieren View full lesson: http://ed.ted.com/lessons/can-you-solve-einstein-s-riddle-dan-van-der-vieren View all the clues here: http://ed.ted.com/lessons/can-you-solve-einstein-s-riddle-dan-van-der-vieren#digdeeper Before he turned physics upside down a young Albert Einstein supposedly showed off his genius by devising a complex riddle involving a stolen exotic fish and a long list of suspects. Can you resist tackling a brain teaser written by one of the smartest people in history Dan Van der Vieren shows how. Lesson by Dan Van der Vieren"
YouTube Link 2015-11-30T16:03Z 22.4M followers, 13.4M engagements

"Overcoming obstacles - Steven Claunch View full lesson: http://ed.ted.com/lessons/there-s-no-dishonor-in-having-a-disability-steven-claunch When faced with a bump in the road sometimes we forget we have a choice: overcome the obstacle or let it overcome you. Steven Claunch who was born without fingers on his right hand and with one leg shorter than the other and has excelled in basketball nonetheless explains why obstacles can provide an opportunity to both inspire others and develop character. Lesson by Steven Claunch animation by Avi Ofer. Steven Claunch Avi Ofer disability basketball"
YouTube Link 2013-08-21T15:08Z 22.4M followers, 1.2M engagements

"Can you solve the stolen rubies riddle - Dennis Shasha Practice more problem-solving at https://brilliant.org/TedEd/ Solution to Bonus Riddle: https://brilliant.org/TedEdRuby/ Townspeople are demanding that a corrupt merchants collection of [--] rubies be confiscated to reimburse the victims of his schemes. The king announces that the fine will be determined through a game of wits between the merchant and the kings most clever advisor you. Can you outfox the merchant and win back the greatest amount of rubies to help his victims Dennis Shasha shows how. Lesson by Dennis Shasha directed by"
YouTube Link 2018-10-25T15:02Z 22.4M followers, 4M engagements

"The sharks that hunt in forests - Luka Seamus Wright Discover the unique adaptations of marine forests the ecosystems that provide food and shelter for sharks and diverse coastal species. -- Forests dont usually come to mind as a habitat for sharks. But marine forests provide a home for 35% of the worlds sharks. Mangrove forests in particular function as an essential bridge between land and sea and have evolved various adaptations that protect them and their resident sharks. Luka Seamus Wright explores these unique and vital ecosystems. Lesson by Luka Seamus Wright directed by William"
YouTube Link 2021-06-14T15:00Z 22.4M followers, 863.2K engagements

"Which bag should you use - Luka Seamus Wright and Imogen Ellen Napper Explore the environmental impact of three types of bags plastic paper and cloth to find out how theyre made used and disposed of. -- Youve filled up your cart and made it to the front of the grocery line when youre confronted with yet another choice: what kind of bag should you use It might seem obvious that plastic is bad for the environment and that a paper bag or a cotton tote would be the better option. But is that really true Luka Seamus Wright and Imogen Ellen Napper explore the environmental impact of each material."
YouTube Link 2020-11-19T16:00Z 22.4M followers, 799K engagements

"How much of what you see is a hallucination - Elizabeth Cox Download a free audiobook version of "Hallucinations" and support TED-Ed's nonprofit mission: https://adbl.co/2Kpt43k Check out our full book recommendation: https://shop.ed.ted.com/products/hallucinations View full lesson: https://ed.ted.com/lessons/what-causes-hallucinations-elizabeth-cox A condition called Charles Bonnet Syndrome can cause blind patients to hallucinate scenes in vivid color. fMRI studies show that these hallucinations activate the same brain areas as sight areas that are not activated by imagination. Other"
YouTube Link 2018-06-26T15:02Z 22.4M followers, 4.9M engagements

"Why should you read Tolstoy's "War and Peace" - Brendan Pelsue View full lesson: http://ed.ted.com/lessons/why-should-you-read-tolstoy-s-war-and-peace-brendan-pelsue "War and Peace." A tome. A slog. The sort of book you shouldnt read in bed because if you fall asleep it could give you a concussion. Right Only partly. "War and Peace" is a long book sure but its also a thrilling examination of history populated with some of the deepest most realistic characters youll find anywhere. Brendan Pelsue shares everything you need to know to read this classic book. Lesson by Brendan Pelsue animation by"
YouTube Link 2017-04-27T15:00Z 22.4M followers, 5.8M engagements

"The beauty of data visualization - David McCandless View full lesson: http://ed.ted.com/lessons/david-mccandless-the-beauty-of-data-visualization David McCandless turns complex data sets like worldwide military spending media buzz and Facebook status updates into beautiful simple diagrams that tease out unseen patterns and connections. Good design he suggests is the best way to navigate information glut -- and it may just change the way we see the world. Talk by David McCandless. TEDEducation TED-Ed TED Ed David McCandless design data data visualization Facebook media set TEDEducation TED-Ed"
YouTube Link 2012-11-23T17:14Z 22.4M followers, 1.6M engagements

"A brief history of the devil - Brian A. Pavlac Download a free audiobook version of "Devil in the White City" and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed -- Satan the beast crunching sinners bones. Lucifer the fallen angel. Mephistopheles the trickster striking deals. These three divergent devils are all based on Satan of the Old Testament. But unlike any of these literary devils the Satan of the Bible was a relatively minor character. So how did he become the ultimate antagonist with so many different forms Brian A. Pavlac investigates. Lesson by Brian A. Pavlac"
YouTube Link 2021-03-30T15:00Z 22.4M followers, 1.8M engagements

"The contributions of female explorers - Courtney Stephens View full lesson: http://ed.ted.com/lessons/the-contributions-of-female-explorers-courtney-stephens During the Victorian Age women were unlikely to become great explorers but a few intelligent gritty and brave women made major contributions to the study of previously little-understood territory. Courtney Stephens examines three women -- Marianne North Mary Kingsley and Alexandra David-Nel -- who wouldn't take no for an answer (and shows why we should be grateful that they didn't). Lesson by Courtney Stephens animation by Lizzi Akana."
YouTube Link 2013-06-12T15:10Z 22.4M followers, 488K engagements

"How to recognize a dystopia - Alex Gendler View full lesson: http://ed.ted.com/lessons/how-to-recognize-a-dystopia-alex-gendler The genre of dystopia the not good place has captured the imaginations of artists and audiences alike for centuries. But why do we bother with all this pessimism Alex Gendler explains how dystopias act as cautionary tales not about some particular government or technology but the very idea that humanity can be molded into an ideal shape. Lesson by Alex Gendler animation by TED-Ed. Alex Gendler TED-Ed animation Jeremiah Dickey dystopia utopia do we live in a dystopia"
YouTube Link 2016-11-15T16:03Z 22.4M followers, 6.2M engagements

"Is soy bad for you - Francesca Bot Dig into the science of soy and discover what makes soybeans such versatile plants and whether its healthy for you and the planet. -- Soybeans have been cultivated in Asia for thousands of years and have since spread across the globe. Today soy is in so many foods that most people consume it every day without even knowing it. So what makes soybeans so versatile And is our global obsession healthy or harmful Francesca Bot explores why this single plant is used in everything from mayonnaise to biodegradable plastic. Lesson by Francesca Bot directed by"
YouTube Link 2022-03-03T16:00Z 22.4M followers, 649.9K engagements

"Can you solve the passcode riddle - Ganesh Pai View full lesson: http://ed.ted.com/lessons/can-you-solve-the-passcode-riddle-ganesh-pai In a dystopian world your resistance group is humanitys last hope. Unfortunately youve all been captured by the tyrannical rulers and brought to the ancient coliseum for their deadly entertainment. Will you be able to solve the passcode riddle and get everyone out safely Ganesh Pai shows how. Lesson by Ganesh Pai animation by Jun Zee Myers. Ganesh Pai Jun Zee Myers Addison Anderson Can you solve the passcode riddle passcode riddle escape from hell riddle"
YouTube Link 2016-07-07T14:59Z 22.4M followers, 10.2M engagements

"Can saunas make you live longer - Max G. Levy Explore how saunas can affect your body and dig into the health benefits and limitations of this millennia-old tradition. -- Finnish sauna Roman balneae Japanese onsen and Indigenous American sweat lodges are just a few examples of how cultures across the globe have long considered exposure to extreme temperatures therapeutic. But today scientists are only just beginning to unravel how and why this may be the case. So what exactly is happening in your body when you feel the heat Max G. Levy investigates. Lesson by Max G. Levy directed by Noam"
YouTube Link 2025-08-21T15:00Z 22.4M followers, 1.3M engagements

"Why do people get so anxious about math - Orly Rubinsten View full lesson: http://ed.ted.com/lessons/why-do-people-get-so-anxious-about-math-orly-rubinsten Have you ever sat down to take a math test and immediately felt your heart beat faster and your palms start to sweat This is called math anxiety and if it happens to you youre not alone: Researchers think about [--] percent of the population suffers from it. So whats going on And can it be fixed Orly Rubinsten explores the current research and suggests ways to increase math performance. Lesson by Orly Rubinsten animation by Adriatic"
YouTube Link 2017-03-27T14:59Z 22.4M followers, 3.2M engagements

"The uncertain location of electrons - George Zaidan and Charles Morton View full lesson: http://ed.ted.com/lessons/the-uncertain-location-of-electrons-george-zaidan-and-charles-morton The tiny atoms that make up our world are made up of even tinier protons neutrons and electrons. Though the number of protons determine an atom's identity it's the electrons -- specifically their exact location outside the nucleus -- that particularly perplex scientists. George Zaidan and Charles Morton show how to make an educated guess of where those itty-bitty freewheeling electrons might be. Lesson by George"
YouTube Link 2013-10-14T15:11Z 22.4M followers, 932.9K engagements

"History vs. Napoleon Bonaparte - Alex Gendler Napoleon Bonaparte rose to prominence during the French Revolution but did he save the revolution or destroy it You decide. -- After the French Revolution erupted in [----] Europe was thrown into chaos. Neighboring countries monarchs feared they would share the fate of Louis XVI and attacked the new Republic while at home extremism and mistrust between factions led to bloodshed. In the midst of all this conflict Napoleon emerged. But did he save the revolution or destroy it Alex Gendler puts Napoleon on trial. Lesson by Alex Gendler animation by"
YouTube Link 2016-02-04T16:05Z 22.4M followers, 5.9M engagements

"Do politics make us irrational - Jay Van Bavel Dig into the psychology of political partisanship how to recognize it and what strategies can be used to combat it. -- Can someones political identity actually affect their ability to process information The answer lies in a cognitive phenomenon known as partisanship. While identifying with social groups is an essential and healthy part of life it can become a problem when the groups beliefs are at odds with reality. So how can we recognize and combat partisanship Jay Van Bavel shares helpful strategies. Lesson by Jay Van Bavel directed by"
YouTube Link 2020-02-04T16:00Z 22.4M followers, 588.2K engagements

"History vs. Vladimir Lenin - Alex Gendler View full lesson: http://ed.ted.com/lessons/history-vs-vladimir-lenin-alex-gendler Vladimir Lenin overthrew Russian Czar Nicholas II and founded the Soviet Union forever changing the course of Russian politics. But was he a hero who toppled an oppressive tyranny or a villain who replaced it with another Alex Gendler puts this controversial figure on trial exploring both sides of a nearly century-long debate. Lesson by Alex Gendler animation by Brett Underhill. Brett Underhill Alex Gendler Vladimir Lenin Lenin Russia communism Soviet Union socialism"
YouTube Link 2014-04-07T15:07Z 22.4M followers, 6.4M engagements

"Can you solve the secret werewolf riddle - Dan Finkel Practice more problem-solving at https://brilliant.org/TedEd/ Signup to receive the bonus riddle's solution: https://brilliant.org/TedEdWerewolf/ Youre on the trail of a werewolf thats been terrorizing your town. After months of detective work youve narrowed your suspects to one of five people. Youve invited them to dinner with a simple plan: to slip a square of a rare antidote into each of their dinners. Unfortunately you only have one square left. Can you divide it into perfect fifths and cure the werewolf Dan Finkel shows how. Lesson by"
YouTube Link 2018-11-08T15:59Z 22.4M followers, 4.2M engagements

"Run sail or hide How to survive the destruction of Pompeii - Gary Devore Download a free audiobook version of Into Thin Air and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed -- Its a bustling day in Pompeii. After a quick visit to the market Fabia spots her brothers Lucius and Marcus crossing the Forum. The siblings begin discussing Lucius wedding but a deafening boom interrupts them. They watch Vesuvius spew smoke ash and rock and realize theyve been living in the shadow of a volcano. Gary Devore follows the siblings as they attempt to survive the disaster. Lesson by"
YouTube Link 2021-05-20T15:00Z 22.4M followers, 2.9M engagements

"When are you actually an adult - Shannon Odell Explore how scientists define adulthood and find out if theres a specific age at which we reach maturity. -- Most countries recognize [--] as the start of adulthood by granting various freedoms and privileges. Yet theres no exact age or moment in development that we can point to as having reached full maturity. If theres no consensus on exactly when we reach maturity when do we actually become adults Shannon Odell shares how scientists define adulthood using stages of brain development. Lesson by Shannon Odell directed by Biljana Labovi. This video"
YouTube Link 2023-01-19T16:01Z 22.4M followers, 830.9K engagements

"The race to sequence the human genome - Tien Nguyen View full lesson: http://ed.ted.com/lessons/the-race-to-sequence-the-human-genome-tien-nguyen This video was created with support from the U.S. Office of Research Integrity: http://ori.hhs.gov. In [----] The Human Genome Project proposed to sequence the entire human genome over [--] years with $3 billion of public funds. Then seven years before its scheduled completion a private company called Celera announced that they could accomplish the same goal in just three years at a fraction of the cost. Tien Nguyen details the history of this race to"
YouTube Link 2015-10-12T14:59Z 22.4M followers, 656.7K engagements

"Exponential growth: How folding paper can get you to the Moon Check out our Patreon page: https://www.patreon.com/teded Can folding a piece of paper [--] times get you to the moon By seeing what happens when folding just one piece of paper we see the unbelievable potential of exponential growth. This lesson will leave you wanting to grab a piece of paper to see how many times you can fold it Lesson by Adrian Paenza animation by TED-Ed. Exponents Adrian Paenza Paper Folding Exponential Growth Math in Real Life Math TED TED-Ed TED Education Biljana Labovic Franz Palomares Celeste Lai TED-Ed"
YouTube Link 2012-04-19T14:54Z 22.4M followers, 6.9M engagements

"Rosalind Franklin: DNA's unsung hero - Cludio L. Guerra Get to know Rosalind Franklin a scientist whose work was integral to discovering the double helix structure of DNA. -- The discovery of the structure of DNA was one of the most important scientific achievements in human history. The now-famous double helix is almost synonymous with Watson and Crick two of the scientists who won the Nobel prize for figuring it out. But theres another name you may not know: Rosalind Franklin. Cludio L. Guerra shares the true story of the woman behind the helix. Lesson by Cludio L. Guerra animation by Chris"
YouTube Link 2016-07-11T15:02Z 22.4M followers, 1.9M engagements

"How much would it cost to buy the Sun - Cella Wright Dig into the monetary value of the Sun and how important it is as our energy source as Daedalus contemplates buying it. -- Daedalus hasnt been the same since losing Icarus. Suddenly he begins expressing interest in buying the Sun from Helios. Rumors say Daedalus is aspiring to destroy it to avenge Icarus or channel its immense power towards other imprudent aims. He summons a divine accountant and asks: how much would it cost to buy the Sun Cella Wright conducts a financial analysis of our stars worth. Lesson by Cella Wright directed by Igor"
YouTube Link 2025-04-22T15:00Z 22.4M followers, 467.4K engagements

"Are all of your memories real - Daniel L. Schacter Dig into the psychology of how memories are susceptible to false information and why we shouldnt treat them as truth. -- In a 1990s study participants recalled getting lost in a shopping mall as children. Some shared these memories in vivid detail but there was one problem: none of these people had actually gotten lost in a mall. They produced these false memories after psychologists told them theyd gotten lost and parents confirmed it. So whats going on Daniel L. Schacter explores the fallibility of our memory. Lesson by Daniel L. Schacter"
YouTube Link 2020-09-08T15:00Z 22.4M followers, 2.2M engagements

"Why was India split into two countries - Haimanti Roy Dig into the [----] Partition of India when Britain split the region into two states India and Pakistan and the mass migrations and violence that followed. -- In [----] the British viceroy announced that after [---] years of British rule India would gain independence and be partitioned into Hindu India and Muslim Pakistan. What followed was one of the largest and bloodiest forced migrations in history: an estimated [--] million people lost their lives. What caused this violent aftermath Haimanti Roy details the lasting legacies of the Partition of"
YouTube Link 2021-06-21T15:00Z 22.4M followers, 4.8M engagements

"How often should you get a flu shot - Melvin Sanicas Why do we need flu shots every year Dig into the science of flu viruses and what makes them different from other diseases. -- All year long researchers at hospitals around the world collect samples from flu patients and send them to top virology experts with one goal: to design the vaccine for the next flu season. But why do we need a new one every year Vaccines for diseases like mumps and rubella offer a lifetime of protection with two shots early in life; whats so special about the flu Melvin Sanicas explains. Lesson by Melvin Sanicas"
YouTube Link 2017-11-20T16:04Z 22.4M followers, 1M engagements

"Can you survive nuclear fallout - Brooke Buddemeier and Jessica S. Wieder Explore the possibility of surviving a nuclear explosion and dig into a scientifically supported plan of action in case of a detonation. -- Nuclear weapons are some of the most powerful tools of destruction on Earth and the full scope of a nuclear detonation is almost unimaginable. However there is a scientifically supported plan of action that could save thousands of lives. What is this plan and what exactly would it protect us from Brooke Buddemeier and Jessica S. Wieder explore the possibility of surviving nuclear"
YouTube Link 2019-01-08T16:01Z 22.4M followers, 2.2M engagements

"Why do buildings fall in earthquakes - Vicki V. May View full lesson: http://ed.ted.com/lessons/why-do-buildings-fall-in-earthquakes-vicki-v-may Earthquakes have always been a terrifying phenomenon and theyve become more deadly as our cities have grown with collapsing buildings posing one of the largest risks. But why do buildings collapse in an earthquake And how can it be prevented Vicki V. May explains the physics of why it is not the sturdiest buildings but the smartest that will remain standing. Lesson by Vicki V. May animation by Pew36 Animation Studios. TED TED-Ed TEDx Earthquake"
YouTube Link 2015-01-26T16:02Z 22.4M followers, 1.9M engagements

"What makes a hero - Matthew Winkler View full lesson: http://ed.ted.com/lessons/what-makes-a-hero-matthew-winkler What trials unite not only Harry Potter or Frodo Baggins but many of literature's most interesting heroes And what do ordinary people have in common with these literary heroes Matthew Winkler takes us step-by-step through the crucial events that make or break a hero. Lesson by Matthew Winkler animation by Kirill Yeretsky. TEDEducation TED-Ed TED Ed Matthew Winkler Kirill Yeretsky Joseph Campbell hero's journey Hero monomyth Harry Potter Frodo Baggins Katniss Everdeen TEDEducation"
YouTube Link 2012-12-04T16:02Z 22.4M followers, 9.8M engagements

"The chaotic brilliance of artist Jean-Michel Basquiat - Jordana Moore Saggese Learn about the life of American artist Jean-Michel Basquiat from his start as part of graffiti duo SAMO to his rise as an internationally renowned painter. -- Like Beat writers who composed their work by shredding and reassembling scraps of writing artist Jean-Michel Basquiat used similar techniques to remix his materials. Pulling in splintered anatomy reimagined historical scenes and skulls he repurposed present day experiences and art history into an inventive visual language. Jordana Moore Saggese explores the"
YouTube Link 2019-02-28T16:00Z 22.4M followers, 1.2M engagements

"What is schizophrenia - Anees Bahji Discover what we know and dont know about the symptoms causes and treatments of schizophrenia. -- Schizophrenia was first identified more than a century ago but we still dont know its exact causes. It remains one of the most misunderstood and stigmatized illnesses today. So what do we actually know about its symptoms causes and treatments Anees Bahji investigates. Lesson by Anees Bahji directed by Artrake Studio. Animator's website: https://www.artrake.com/ Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on Patreon:"
YouTube Link 2020-03-26T15:00Z 22.4M followers, 11.7M engagements

"The science of stage fright (and how to overcome it) - Mikael Cho View full lesson: http://ed.ted.com/lessons/the-science-of-stage-fright-and-how-to-overcome-it-mikael-cho Heart racing palms sweating labored breathing No you're not having a heart attack -- it's stage fright If speaking in public makes you feel like you're fighting for your life you're not alone. But the better you understand your body's reaction the more likely you are to overcome it. Mikael Cho advises how to trick your brain and steal the show. Lesson by Mikael Cho animation by KAWPA Studioworks"
YouTube Link 2013-10-08T16:00Z 22.4M followers, 1.7M engagements

"Rethinking thinking - Trevor Maber View full lesson: http://ed.ted.com/lessons/rethinking-thinking-trevor-maber Every day we meet people and process our interactions--making inferences and developing beliefs about the world around us. In this lesson Trevor Maber introduces us to the idea of a ladder of inference and a process for rethinking the way we interact. Lesson by Trevor Maber animation by TED-Ed. Trevor Maber TEDEducation TED-Ed TED Ed Ladder of Inference Ladder Inference Inference Chris Argyris Trevor Maber TEDEducation TED-Ed TED Ed Ladder of Inference Ladder Inference Inference"
YouTube Link 2012-10-15T14:59Z 22.4M followers, 1.1M engagements

"What happens when you remove the hippocampus - Sam Kean View full lesson: http://ed.ted.com/lessons/what-happens-when-you-remove-the-hippocampus-sam-kean When Henry Molaison (now widely known as H.M.) cracked his skull in an accident he began blacking out and having seizures. In an attempt to cure him daredevil surgeon Dr. William Skoville removed H.M.'s hippocampus. Luckily the seizures did go away but so did his long-term memory Sam Kean walks us through this astonishing medical case detailing everything H.M. taught us about the brain and memory. Lesson by Sam Kean animation by Anton"
YouTube Link 2014-08-26T15:27Z 22.4M followers, 5.1M engagements

"A tour of the ancient Greek Underworld - Iseult Gillespie Download a free audiobook version of The Song of Achilles" and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed -- Achilles just slain in the Trojan War arrives in the Underworld and is greeted by Sibyl of Cumae a prophetess and also the realms local guide. Though it gets a bad rap Sibyl is determined to prove to the newcomer that hell is actually a lovely place to live; bursting with historic charm and eccentric neighbors. Iseult Gillespie takes a tour of the Underworld and its most infamous inhabitants. Lesson by"
YouTube Link 2023-10-24T15:00Z 22.4M followers, 1.2M engagements

"Volcanic eruption explained - Steven Anderson Dig into the science of how new volcanoes form and what causes their unpredictable eruptions. -- In February of [----] Mexican farmer Dionisio Pulido thought he heard thunder coming from his cornfield. However the sound wasnt coming from the sky. The source was a large smoking crack emitting gas and ejecting rocks and would come to be known as the volcano Paricutin. Where do new volcanoes like this come from and what triggers their unpredictable eruption Steven Anderson investigates. Lesson by Steven Anderson directed by Cabong Studios. Animator's"
YouTube Link 2020-07-13T15:00Z 22.4M followers, 2.5M engagements

"The life cycle of a cup of coffee - A.J. Jacobs Trace the globe-spanning journey of coffee as it goes from plant to brew and the complex infrastructure that makes it possible. -- How many people does it take to make a cup of coffee For many of us all it takes is a short walk and a quick pour. But this simple staple is the result of a globe-spanning process whose cost and complexity are far greater than you might imagine. AJ Jacobs traces the journey of this caffeinated elixir from seed to cup. Lesson by A.J. Jacobs directed by Biljana Labovic. Animation by Daniella Schnitzer Support Our"
YouTube Link 2021-01-04T16:28Z 22.4M followers, 1.6M engagements

"The myth of Jason Medea and the Golden Fleece - Iseult Gillespie Follow Jason as he attempts to steal the Golden Fleece from King Aeetes and enlists the help of the king's daughter Medea. (Part Two of the myth of Jason and the Argonauts) -- In Colchis the hide of a mystical flying ram hangs from the tallest oak guarded by a dragon who never sleeps. The only way Jason can pry it from King Aeetes clutches and win back his promised throne is by facing three perilous tasks without the help of the Argonauts. Unbeknownst to the king his daughter Medea was plotting something. Iseult Gillespie shares"
YouTube Link 2020-07-21T14:59Z 22.4M followers, 1.5M engagements

"How to biohack your cells to fight cancer - Greg Foot Check out the science of biohacking where biologists go into a patients genetic code and reprogram their immune system to recognize and fight cancer cells. -- The human body is made up of about [--] trillion cells that carry a code which has been duplicated over and over for billions of years - with varying degrees of accuracy. So what happens when the system breaks down and the machinery turns on itself leading to cancer Greg Foot dives into the science of how biologists are biohacking the human body to try to fix the seemingly unfixable."
YouTube Link 2019-04-09T15:00Z 22.4M followers, 1.4M engagements

"How to sequence the human genome - Mark J. Kiel View full lesson: http://ed.ted.com/lessons/how-to-sequence-the-human-genome-mark-j-kiel Your genome every human's genome consists of a unique DNA sequence of A's T's C's and G's that tell your cells how to operate. Thanks to technological advances scientists are now able to know the sequence of letters that makes up an individual genome relatively quickly and inexpensively. Mark J. Kiel takes an in-depth look at the science behind the sequence. Lesson by Mark J. Kiel animation by Marc Christoforidis. Mark Kiel Marc Christoforidis Human Genome"
YouTube Link 2013-12-09T16:08Z 22.4M followers, 1.6M engagements

"The wicked wit of Jane Austen - Iseult Gillespie English novelist Jane Austens beloved works like Pride and Prejudice explored the dependence of women on marriage in British high society. -- Whether shes describing bickering families quiet declarations of love or juicy gossip Jane Austens writing often feels as though it was written just for you. Her dry wit and cheeky playfulness informs her heroines whose conversational tone welcomes readers with a conspiratorial wink. Iseult Gillespie explores the sly societal satire and unique tongue-in-cheek humor of Jane Austen. Lesson by Iseult"
YouTube Link 2019-03-21T15:00Z 22.4M followers, 2M engagements

"What really happened during the Salem Witch Trials - Brian A. Pavlac Dig into how the infamous Salem Witch Trials began and why they remain a cautionary tale of the dangers of groupthink and scapegoating. -- Youve been accused of a crime you did not commit. Its impossible to prove your innocence. If you insist that youre innocent anyway youll likely be found guilty and executed. But if you confess apologize and implicate others youll go free. This was the choice facing those accused of witchcraft in Salem Massachusetts in the 17th century. How did this happen Brian A. Pavlac investigates."
YouTube Link 2020-05-04T15:01Z 22.4M followers, 8.1M engagements

"Mansa Musa one of the wealthiest people who ever lived - Jessica Smith Check out our Patreon page: https://www.patreon.com/teded View full lesson: http://ed.ted.com/lessons/mansa-musa-one-of-the-wealthiest-people-who-ever-lived-jessica-smith Mansa Musa the 14th century African king of the Mali Empire is said to have amassed a fortune that possibly made him one of the wealthiest people who ever lived. Jessica Smith tells the story of how Mansa Musa literally put his empire and himself on the map. Lesson by Jessica Smith animation by Sandro Katamashvili. TED TEDx TED-Ed TED Education Mansa Musa"
YouTube Link 2015-05-18T15:19Z 22.4M followers, 8.8M engagements

"How do self-driving cars see - Sajan Saini Take a look at the LIDAR and integrated photonics technologies that help self-driving cars navigate obstacles no matter the environment weather or light. -- Its late pitch dark and a self-driving car winds down a narrow country road. Suddenly three hazards appear at the same time. With no human at the wheel the car uses smart eyes sensors thatll resolve these details all in a split-second. How is this possible Sajan Saini explains how LIDAR and integrated photonics technology make self-driving cars a reality. Lesson by Sajan Saini directed by Artrake"
YouTube Link 2019-05-13T15:01Z 22.4M followers, 602.3K engagements

"The worlds most painful insect sting - Justin Schmidt Find out whether a honeybee a tarantula hawk wasp or a bullet ant has the most painful insect sting and what each of their stings feel like. -- One of these three creatures is thought to possess the worlds most painful insect sting: theres an ant that forages in rainforest canopies a bee that protects a hive of delectable honey and a wasp that paralyzes tarantulas. So which has the nastiest sting Justin Schmidt describes and ranks the pain inflicted by each insect. Lesson by Justin Schmidt directed by Nicholas Paim Alopra Studio. Support"
YouTube Link 2021-04-19T15:00Z 22.4M followers, 2M engagements

"Which voting system is the best - Alex Gendler Dive into four different voting systems: plurality instant runoff tactical and the Condorcet method and find out which is fairest. -- Imagine we want to build a new space port at one of four recently settled Martian bases and are holding a vote to choose its location. Of the [---] colonists on Mars [--] live on West Base [--] on North Base [--] on South Base and [--] on East Base. Assuming that everyone wants the port to be closest to their home base what is the fairest way to conduct the vote Alex Gendler digs into voting systems. Lesson by Alex Gendler"
YouTube Link 2020-06-11T15:00Z 22.4M followers, 1.4M engagements

"A brie(f) history of cheese - Paul Kindstedt Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/a-brie-f-history-of-cheese-paul-s-kindstedt Before empires and royalty before pottery and writing before metal tools and weapons there was cheese. As early as [----] BCE Neolithic farmers began a legacy of cheesemaking almost as old as civilization. Today the world produces roughly [--] billion kilograms of cheese a year shipped and consumed around the globe. Paul Kindstedt shares the history of one of our oldest and most beloved foods. Lesson by Paul"
YouTube Link 2018-12-13T16:00Z 22.4M followers, 20.2M engagements

"Why should you read "Hamlet" - Iseult Gillespie Explore William Shakespeares classic tragedy Hamlet a play about conspiracy deception and the tragic consequences of indecision. -- Whos there Whispered in the dark this question begins a tale of conspiracy deception and moral ambiguity. And in a play where everyone has something to hide its answer is far from simple. Written by William Shakespeare Hamlet depicts its titular character haunted by the past but immobilized by the future. Iseult Gillespie digs into the humanity and tragedy of Hamlet. Lesson by Iseult Gillespie directed by Lucy"
YouTube Link 2019-06-25T15:00Z 22.4M followers, 2.1M engagements

"When is a pandemic over Explore the three strategies governments and communities can use to contain and end a pandemic and find out which method is best. -- Consider the following scenario: a highly infectious sometimes deadly respiratory virus infects humans for the first time. It spreads rapidly worldwide and the WHO declares a pandemic. The death toll starts to rise and everyone is asking the same question: when will the pandemic end Alex Rosenthal details the three main strategies governments can use to contain and end a pandemic. Lesson by Alex Rosenthal directed by Visorama. Animator's"
YouTube Link 2020-06-01T15:00Z 22.4M followers, 5.1M engagements

"Why should you read The God of Small Things by Arundhati Roy - Laura Wright Dig into Arundhati Roys The God of Small Things and follow the story of fraternal twins whose lives are destroyed by societys Love Laws. -- Set in a small town in India The God of Small Things revolves around fraternal twins Rahel and Estha who are separated for [--] years after the fateful hours in which their cousin drowns their mothers affair is revealed and her lover is murdered. The book is set at the point of the twins reunion and confronts the social mores of India. Laura Wright dives into Arundhati Roys"
YouTube Link 2019-09-24T15:00Z 22.4M followers, 819.6K engagements

"How Thor got his hammer - Scott A. Mellor Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletter View full lesson: https://ed.ted.com/lessons/how-thor-got-his-hammer-scott-a-mellor Loki the mischief-maker writhes in Thors iron grip. The previous night hed snuck up on Thors wife and shorn off her beautiful hair. To fix what hed done Loki rushes to the dwarves and tricks them into making gifts for the gods. Wanting to best their smith rivals the dwarves make a set of golden treasures including a hammer called Mjolnir. Scott A. Mellor traces the legend of Thors"
YouTube Link 2019-01-07T16:00Z 22.4M followers, 14.1M engagements

"Four sisters in Ancient Rome - Ray Laurence Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletter How did the young wealthy women of Ancient Rome spend their days Meet Domitia and her sister Domitia and her sister Domitia and her sister Domitia. Ray Laurence sketches the domestic life of leisure that these young girls lived despite little recorded information on women from this otherwise well-documented era. Lesson by Ray Laurence animation by Cognitive Media. Ancient Rome Rome history sisters women Rome Ancient Ray Laurence Cognitive Media TED-Ed TED Ed"
YouTube Link 2013-05-14T17:31Z 22.4M followers, 10.2M engagements

"In on a secret That's dramatic irony - Christopher Warner View full lesson: http://ed.ted.com/lessons/in-on-a-secret-that-s-dramatic-irony-christopher-warner You're in a movie theater watching the new horror flick. The audience knows something that the main character does not. The audience sees the character's actions are not in his best interest. What's that feeling -- the one that makes you want to shout at the screen Christopher Warner identifies this storytelling device as dramatic irony. Lesson by Christopher Warner animation by Ben Pearce. Christopher Warner irony dramatic irony jaws"
YouTube Link 2013-01-29T16:01Z 22.4M followers, 1.9M engagements

"Should we be looking for life elsewhere in the universe - Aomawa Shields View full lesson: http://ed.ted.com/lessons/should-we-be-looking-for-life-elsewhere-in-the-universe-aomawa-shields As the number of potentially habitable planets that astronomers find continues to rise we seem ever closer to answering the question Are we alone in the universe But should we be looking for life elsewhere If we were to find life in one of these worlds should we try to contact any beings who may live there Is that wise Aomawa Shields navigates the murky waters of pursuing curiosity. Lesson by Aomawa Shields"
YouTube Link 2016-07-25T15:06Z 22.4M followers, 646.8K engagements

"The Romans flooded the Colosseum for sea battles - Janelle Peters Dig in to the history of the Roman Empires staged gladiatorial naval battles and how they flooded the Colosseum to reenact famous battles. -- Starting in [--] CE residents of Rome and visitors from across the Roman Empire would fill the stands of the Colosseum to see gladiators duel animals fight and chariots race around the arena. And for the grand finale water poured into the arena basin submerging the stage for the greatest spectacle of all: staged naval battles. Janelle Peters details the history of these mock maritime"
YouTube Link 2019-06-24T15:01Z 22.4M followers, 1.1M engagements

"Plato's allegory of the ring - Alex Gendler Download a free audiobook version of The Lord of the Rings: The Fellowship of the Ring and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed -- More than [----] years ago the Greek philosopher Plato recounted the legend of the Ring of Gyges in Republic. The story of the ring surfaces as the philosopher Socrates and his student discuss why people act justly: is it because its whats right Or because its a convention thats enforced through punishment and reward Alex Gendler shares the allegory of the ill-gotten magical ring. Lesson by"
YouTube Link 2022-09-06T15:01Z 22.4M followers, 3.3M engagements

"How pandemics spread Dig into the history of pandemics to learn how viruses and disease spreads and what we can do to stop future outbreaks. -- In our increasingly globalized world a single infected person can board a plane and spread a virus across continents. Mark Honigsbaum describes the history of pandemics and how that knowledge can help halt future outbreaks. Lesson by Mark Honigsbaum directed by Patrick Blower. Animator's website: http://www.patrickblower.com Educator's website: http://www.markhonigsbaum.co.uk Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on"
YouTube Link 2012-03-12T04:15Z 22.4M followers, 3.5M engagements

"How heavy is air - Dan Quinn View full lesson: http://ed.ted.com/lessons/how-heavy-is-air-dan-quinn Too often we think of air as empty space but compared to a vacuum air is actually pretty heavy. So just how heavy is it And if it's so heavy why doesn't it crush us Dan Quinn describes the fundamentals of air pressure and explains how it affects our bodies the weather and the universe at large. Lesson by Dan Quinn animation by Sandro Katamashvili. Sandro Katamashvili Dan Quinn air pressure air empty space atmosphere pressure TED TED-Ed TED Ed TEDEducation Sandro Katamashvili Dan Quinn air"
YouTube Link 2014-07-07T15:00Z 22.4M followers, 1.2M engagements

"Why should you read Crime and Punishment - Alex Gendler Download a free audiobook version of "Crime and Punishment" and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed Check out our full book recommendation: https://shop.ed.ted.com/products/crime-and-punishment -- What drives someone to kill in cold blood What goes through the murderers mind And what kind of a society breeds such people Over [---] years ago Fyodor Mikhailovich Dostoyevsky took these questions up in what would become one of the best-known works of Russian literature: Crime and Punishment. Alex Gendler digs"
YouTube Link 2019-05-14T15:01Z 22.4M followers, 6.1M engagements

"How turtle shells evolved. twice - Judy Cebra Thomas Check out the fascinating science behind the evolution of the turtle shell over [---] million years in the making. -- Modern turtle shells are almost as diverse as the turtles themselves. Sea turtles have flatter lighter shells for gliding through the water. Land-dwelling tortoises have domed shells that can slip free of predators jaws. Leatherback turtles have shells without the ring of bone around the edge. So how did the shell evolve Judy Cebra-Thomas explores the ancestry of the turtle. Lesson by Judy Cebra-Thomas directed by Cabong"
YouTube Link 2019-07-30T15:00Z 22.4M followers, 995K engagements

"Can you solve the secret assassin society riddle - Alex Rosenthal Practice more problem-solving at https://brilliant.org/TedEd -- Your agent has infiltrated a life or death poker game in a hidden back room of a grand casino. Your team is on the trail of an elite society of assassins each of whom carries a signature playing card corresponding to their role everyone at the table is either an assassin or a potential victim. Can you identify the assassins and save the victims Alex Rosenthal shows how. Lesson by Alex Rosenthal directed by Igor Coric Artake Studio. This video made possible in"
YouTube Link 2023-11-07T16:00Z 22.4M followers, 1.5M engagements

"How do fireflies create light - Emily A. Geest Dig into the science of how and why fireflies glow and how their bioluminescent signals differ between males and females. -- The first firefly is thought to have lived over [---] million years ago illuminating the night with a glowing green light. And today there are around [----] firefly species found all over the world from forests and grasslands to marshes and deserts. So why do these insects glow Emily A. Geest digs into the bioluminescent signals of fireflies. Lesson by Emily A. Geest directed by Lou Morton. Support Our Non-Profit Mission"
YouTube Link 2025-08-19T15:00Z 22.4M followers, 129.9K engagements

"How does your body know you're full - Hilary Coller Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-does-your-body-know-you-re-full-hilary-coller Hunger claws at your belly. It tugs at your intestines which begin to writhe aching to be fed. Being hungry generates a powerful and often unpleasant physical sensation thats almost impossible to ignore. After youve reacted by gorging on your morning pancakes you start to experience an opposing force: fullness. But how does your body actually know when youre full Hilary Coller explains."
YouTube Link 2017-11-13T16:00Z 22.4M followers, 2.9M engagements

"Can you solve the time traveling car riddle - Dan Finkel Practice more problem-solving at https://brilliant.org/TedEd You and the professor have driven your DeLorean back to the past to fix issues with the spacetime continuum caused by your time traveling. But another DeLorean appears with older versions of you and the professor. The professors panic and explain that the universe could collapse now that youre both in the same time and place. Can you merge the timestreams and travel home Dan Finkel shows how. Lesson by Dan Finkel directed by Igor Coric Artrake Studio. This video made possible"
YouTube Link 2023-07-06T15:00Z 22.4M followers, 933.1K engagements

"Can you solve the multiverse rescue mission riddle - Dan Finkel A bug in the superconductor system has trapped your team in [--] separate dimensions. Can you get them back home safely -- It was a normal Tuesday at the superconductor until a bug in the system caused your team to be trapped in [--] separate dimensions. Fortunately theres a half-finished experimental teleportation robot that may be able to get you all home. if you can figure out how to work it. Can you work out the robots design quirks and get your team back home safely Dan Finkel shows how. Lesson by Dan Finkel directed by Artrake"
YouTube Link 2019-08-15T15:00Z 22.4M followers, 1.9M engagements

"Whats the best position to sleep in - Rachel Marie E. Salas Is there a best sleep position Dig into how sleeping on your side back or stomach can impact your body and health. -- Sleep positions go by countless creative names the zombie mountain climber free faller soldier and more. Yet sleep experts typically simplify them into the basic types: side stomach or back. Individual sleep styles are highly personal but how we spend the night affects our bodies and health in several ways. So whats the best position to sleep in Rachel Marie E. Salas investigates. Lesson by Rachel Marie E. Salas"
YouTube Link 2025-12-11T16:00Z 22.4M followers, 1.5M engagements

"Is it possible to create a perfect vacuum - Rolf Landua and Anais Rassat Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/is-it-possible-to-create-a-perfect-vacuum-rolf-landua-and-anais-rassat The universe is bustling with matter and energy. Even in the vast apparent emptiness of intergalactic space theres one hydrogen atom per cubic meter. But is there such thing as a total absence of everything Is it possible to make a completely empty space Rolf Landua and Anais Rassat explain the science behind vacuums. Lesson by Rolf Landua and Anais"
YouTube Link 2017-09-12T15:02Z 22.4M followers, 1.1M engagements

"What the oil industry doesnt want you to know - Stephanie Honchell Smith Uncover the oil industrys decades-long campaign to discredit climate change science regarding the danger of fossil fuels. -- Throughout the 1980s oil industry reps discussed the dangers of burning fossil fuels acknowledging the risk their product posed to the future of humanity. However instead of warning the public or pivoting towards renewable energy sources they doubled down on oil and launched a decades-long campaign to discredit climate change science. Stephanie Honchell Smith digs into Big Oil's tactics. Lesson by"
YouTube Link 2024-07-25T15:00Z 22.4M followers, 885.7K engagements

"Can you solve the private eye riddle - Henri Picciotto Practice more problem-solving at https://brilliant.org/TedEd -- As Numberlands best detective you thought youd seen it all. But the desiccated corpses of prominent natural numbers have been showing up all over the city. A lockdown is ordered from sundown to sunrise and its still not enough to stop what can only be described as a vampiric feeding frenzy. Can you figure out why the citizens of Numberland are being attacked Henri Picciotto shows how. Lesson by Henri Picciotto directed by Igor Coric Artrake Studio. Support Our Non-Profit"
YouTube Link 2022-04-26T15:01Z 22.4M followers, 1.8M engagements

"The myth of the moon goddess - Cynthia Fay Davis Dig into the Maya myth of the moon goddess Ix Chel and follow her story as she falls in and out of love with the sun god. -- The sun god was in love with the moon goddess Ix Chel. But the goddess grandfather was very possessive and would not let the sun god anywhere near his beloved granddaughter. Desperate to be together they escaped and were ready to light up the sky with their powerful rays. Unfortunately their love story doesnt end happily ever after. Cynthia Fay Davis details the Maya myth of Ix Chel. Lesson by Cynthia Fay Davis directed"
YouTube Link 2022-03-08T15:59Z 22.4M followers, 2.2M engagements

"What is hysteria and why were so many women diagnosed with it - Mark S. Micale Download a free audiobook version of City of Girls and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed -- Do you ever feel tired Overwhelmed Depressed Do you have headaches dizziness cramps difficulty breathing From [---] BCE to the 1900s if you answered yes to any of these questions and you had a uterus a doctor would likely diagnose you with hysteria. So where did this medical diagnosis come from And why did it persist for so long Mark S. Micale traces the history of the catch-all term. Lesson by"
YouTube Link 2024-09-24T15:01Z 22.4M followers, 560.9K engagements

"How to make your stress work for you - Shannon Odell Dig into what causes your stress response to be triggered and how you can best train your mind and body to deal with stress. -- An upcoming project deadline a fight with a family member or even an embarrassing moment can easily trigger our bodys stress response. While we cant always control what life throws at us there are ways to better prepare for stressful events we may experience. So how can we train our minds and bodies to manage our stress response Shannon Odell shares best practices for dealing with stress. Lesson by Shannon Odell"
YouTube Link 2024-12-10T16:00Z 22.4M followers, 618.6K engagements

"The psychology of post-traumatic stress disorder - Joelle Rabow Maletis Get informed on the science behind post-traumatic stress disorder PTSD its symptoms and how the brain reacts to trauma. -- Many of us will experience some kind of trauma during our lifetime. Sometimes we escape with no long-term effects. But for millions of people those experiences linger causing symptoms like flashbacks nightmares and negative thoughts that interfere with everyday life. Joelle Rabow Maletis details the science behind post-traumatic stress disorder or PTSD. Lesson by Joelle Rabow Maletis directed by Toms"
YouTube Link 2018-06-25T15:00Z 22.4M followers, 3.5M engagements

"How false news can spread - Noah Tavlin Dive into the phenomenon known as circular reporting and how it contributes to the spread of false news and misinformation. -- In previous decades most news with global reach came from several major newspapers and networks with the resources to gather information directly. The speed with which information spreads now however has created the ideal conditions for something called circular reporting. Noah Tavlin sheds light on this phenomenon. Lesson by Noah Tavlin animation by Patrick Smith. Sign up for our newsletter: http://bit.ly/TEDEdNewsletter"
YouTube Link 2015-08-27T15:12Z 22.4M followers, 2.6M engagements

"How to understand power - Eric Liu View full lesson: http://ed.ted.com/lessons/how-to-understand-power-eric-liu Every day we move and operate within systems of power that other people have constructed. But were often uncomfortable talking about power. Why Eric Liu describes the six sources of power and explains how understanding them is key to being an effective citizen. Lesson by Eric Liu animation by KAPWA Studioworks. Eric Liu Power Government Civics Arab Spring Voting Vote Election TED TED-Ed TED Ed TEDEducation Barack Obama Vladimir Putin President Prime Minister Stephen Harper"
YouTube Link 2014-11-04T16:15Z 22.4M followers, 3.9M engagements

"Will laser blasters ever be possible - Christopher Baird Learn more at https://brilliant.org/TedEd -- A fleet of rebel spaceships is greeted by a frenzy of laser blasts illuminating the sector with brilliant bursts of light. Science fiction has shown us scenes like this for decades but the lasers in our daily lives seem far less dazzling and destructive. So could sci-fi laser weaponry ever exist And how do lasers even work in the first place Christopher Baird investigates. Lesson by Christopher Baird directed by Igor ori Artrake Studio. This video made possible in collaboration with Brilliant"
YouTube Link 2026-01-13T16:00Z 22.4M followers, 148.5K engagements

"One of the most epic engineering feats in history - Alex Gendler Dig into the history of the construction of the iconic Brooklyn Bridge and how John Roebling designed a hybrid suspension system to build it. -- In the mid-19th century suspension bridges were collapsing all across Europe. Their industrial cables frayed and snapped under the weight of their decks. So when German American engineer John Roebling proposed building the largest and most expensive suspension bridge ever conceived New York City officials were understandably skeptical. Alex Gendler details the building of the iconic"
YouTube Link 2020-02-11T16:00Z 22.4M followers, 1.6M engagements

"The paradox of value - Akshita Agarwal View full lesson: http://ed.ted.com/lessons/the-paradox-of-value-akshita-agarwal Imagine youre on a game show and you can choose between two prizes: a diamond or a bottle of water. Its an easy choice the diamonds are more valuable. But if given the same choice when you were dehydrated in the desert after wandering for days would you choose differently Why Arent diamonds still more valuable Akshita Agarwal explains the paradox of value. Lesson by Akshita Agarwal animation by Qa'ed Mai. Akshita Agarwal Qa'ed Mai TED TED-Ed TED Ed TEDEducation value value"
YouTube Link 2016-08-29T14:54Z 22.4M followers, 2.5M engagements

"The Chinese myth of the immortal white snake - Shunan Teng Dive into the world of Chinese folktales with the myth of the white snake a story of the demon Bai Su Zhen and her love Xu Xian. (Part One of the myth of the white snake). -- The talented herbalist Xu Xian had just started his own medicine shop where he created remedies with the help of his wife Bai Su Zhen. One day a monk named Fa Hai approached him warning him that there was a demon in his house. The demon he said was Bai Su Zhen. Xu Xian laughed. How could his kind-hearted wife be a demon Shunan Teng traces the tale of the immortal"
YouTube Link 2019-05-07T15:01Z 22.4M followers, 6.3M engagements

"Whats the smallest thing in the universe - Jonathan Butterworth Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-standard-model-of-particle-physics-jonathan-butterworth If you were to take a coffee cup and break it in half then in half again and keep carrying on where would you end up Could you keep on going forever Or would you eventually find a set of indivisible building blocks out of which everything is made Jonathan Butterworth explains the Standard Model theory and how it helps us understand the world we live in. Lesson by Jon"
YouTube Link 2018-11-15T16:02Z 22.4M followers, 1.5M engagements

"History vs. Egypts "most powerful" pharaoh - Jessica Tomkins Pharaoh Ramesses II presided over a golden age of Egyptian prosperity but was he a model leader or a master of propaganda -- Pharaoh Ramesses II reigned for almost [--] years in the 13th century BCE. He presided over a golden age of Egyptian prosperity power and wealth. But was he a model leader or a shameless egomaniac and master of propaganda Jessica Tomkins puts this controversial figure on trial in History vs. Ramesses the Great. Lesson by Jessica Tomkins directed by Brett Underhill PorkchopBob Studio. Support Our Non-Profit"
YouTube Link 2024-01-18T16:00Z 22.4M followers, 698K engagements

"The science of falling in love - Shannon Odell Travel into the brain to see what happens when you fall in love and explore how the brain responds to heartbreak. -- Love is often described as heartwarming heart-wrenching or even heartbreaking and your brain is responsible for all these feelings. The journey from first spark to the last tear is guided by a symphony of neurochemicals and brain systems. Shannon Odell explores what happens in your brain when you fall in love how it responds to a relationship and how it reacts to a breakup. Lesson by Shannon Odell directed by Biljana Labovi. This"
YouTube Link 2022-12-08T16:01Z 22.4M followers, 2.6M engagements

"Whats so great about the Great Lakes - Cheri Dobbs and Jennifer Gabrys View full lesson: http://ed.ted.com/lessons/what-s-so-great-about-the-great-lakes-cheri-dobbs-and-jennifer-gabrys The North American Great Lakes Huron Ontario Michigan Erie and Superior are so big that they border [--] states and contain [--] quadrillion liters of water. They span forest grassland and wetland habitats supporting a region thats home to [----] species. But how did such a vast and unique geological feature come to be Cheri Dobbs and Jennifer Gabrys takes us all the way back to the Ice Age to find out. Lesson by"
YouTube Link 2017-01-10T16:02Z 22.4M followers, 1.8M engagements

"One of the most banned books of all time - Mollie Godfrey Explore why Maya Angelous memoir I Know Why The Caged Bird Sings became one of the most frequently banned books of all time. -- In [----] a school district removed one of American literatures most acclaimed works from its curriculum. Parents pushing for the ban said the book was both sexually explicit and anti-white. The book at the center of this debate was Maya Angelous I Know Why The Caged Bird Sings. Why was the memoir so controversial Mollie Godfrey digs into one of the most banned books of all time. Lesson by Mollie Godfrey"
YouTube Link 2023-02-21T16:01Z 22.4M followers, 856.7K engagements

"Why is it so hard to cure cancer - Kyuson Yun Download a free audiobook of "The Emperor of All Maladies" and support TED-Ed's nonprofit mission: http://adbl.co/2gauxND -- Weve harnessed electricity sequenced the human genome and eradicated smallpox. But after billions of dollars in research we havent found a solution for a disease that affects more than [--] million people and their families at any given time. Why is it so difficult to cure cancer Kyuson Yun explains the challenges. Lesson by Kyuson Yun directed by Artrake Studio. Check out our Patreon page: https://www.patreon.com/teded View"
YouTube Link 2017-10-10T15:08Z 22.4M followers, 7.2M engagements

"Einstein's twin paradox explained - Amber Stuver Follow two astronauts into outer space to explore time dilation and Einsteins theory of relativity through the Twin Paradox thought experiment. -- On their 20th birthday identical twin astronauts volunteer for an experiment. Terra will remain on Earth while Stella will board a spaceship. Stellas ship will travel to visit a star that is [--] light-years away then return to Earth. As they prepare to part ways the twins wonder what will happen when theyre reunited. Who will be older Amber Stuver investigates the Twin Paradox. Lesson by Amber Stuver"
YouTube Link 2019-09-26T15:01Z 22.4M followers, 5.9M engagements

"Does stress affect your memory - Elizabeth Cox Explore the stages of how your memory stores information and how short-term stress impacts this process. -- You spend weeks studying for an important test. On the big day you wait nervously as your teacher hands it out. Youre working your way through when youre asked to define "ataraxia." You know youve seen the word before but your mind goes blank. What just happened Elizabeth Cox details the complex relationship between stress and memory. Lesson by Elizabeth Cox directed by Artrake Studio. Sign up for our newsletter:"
YouTube Link 2018-09-04T15:00Z 22.4M followers, 1.4M engagements

"The history of the world according to corn - Chris A. Kniesly Trace the [----] year old history of the domestication of corn or maize and its effects on global agriculture. -- Corn currently accounts for more than one tenth of our global crop production. And over 99% of cultivated corn is the exact same type: Yellow Dent #2. This means that humans grow more Yellow Dent #2 than any other plant on the planet. So how did this single variety of this single plant become the biggest success story in agricultural history Chris Kniesly investigates the rise of this wonder-crop. Lesson by Chris A."
YouTube Link 2019-11-26T16:00Z 22.4M followers, 2.7M engagements

"Why are there so many different kinds of dogs - Kathleen Morrill Pirovich Trace the evolution of dog breeds and find out why their characteristics behaviors and personalities vary so widely. -- The immense physical variety of dogs makes them among the worlds most diverse species and likely the one with the greatest range in size. A Pomeranian for example might weigh [--] kilograms while a Mastiff could tip the scale to [---]. So why is this And what does a dogs breed actually say about them Kathleen Morrill Pirovich explores the dizzying diversity of dogs. Lesson by Kathleen Morrill Pirovich"
YouTube Link 2025-08-28T15:00Z 22.4M followers, 423.2K engagements

"The best way to become good at something might surprise you - David Epstein Are we building skills the wrong way Explore how having a wide range of experience can be better than early specialization. -- Theres a common idea that it takes [-----] hours of practice to become great at something. From an early age we are encouraged to choose our path focus specifically and start racking up those hours. But what if these head starts arent helping us the way we think they do What if theres a better way to excel David Epstein shares how a different approach could set us up for greater success."
YouTube Link 2025-11-04T16:01Z 22.4M followers, 1.4M engagements

"What really happened to the Library of Alexandria - Elizabeth Cox Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/what-really-happened-to-the-library-of-alexandria-elizabeth-cox [----] years ago the rulers of Alexandria set out to fulfill a very audacious goal: to collect all the knowledge in the world under one roof. In its prime the Library of Alexandria housed an unprecedented number of scrolls and attracted some of the Greek worlds greatest minds. But by the end of the 5th century CE it had vanished. Elizabeth Cox details the rise and"
YouTube Link 2018-08-14T15:00Z 22.4M followers, 3M engagements

"How did South African Apartheid happen and how did it finally end - Thula Simpson Explore how Dutch and British colonization of South Africa led to Apartheid the strict national policy of racial segregation. -- For [--] years South Africans lived under Apartheid a strict policy of segregation that barred the countrys Black majority from skilled high-paying jobs quality education voting and much more. So how did these laws come to be And how did this era of institutionalized discrimination finally come to an end Thula Simpson explores how colonization led to the national trauma of Apartheid."
YouTube Link 2023-12-05T16:00Z 22.4M followers, 1.3M engagements

"Why do we cry The three types of tears - Alex Gendler Check out our Patreon page: https://www.patreon.com/teded View full lesson: http://ed.ted.com/lessons/why-do-we-cry-the-three-types-of-tears-alex-gendler Whether we cry during a sad movie while chopping onions or completely involuntarily our eyes are constantly producing tears. Alex Gendler tracks a particularly watery day in the life of Iris (the iris) as she cycles through basal reflex and emotional tears. Lesson by Alex Gendler animation by The Moving Company Animation Studio. Alex Gendler The Moving Company Animation Studio Iris eye"
YouTube Link 2014-02-26T17:23Z 22.4M followers, 7M engagements

"Has there ever been a good dictator - Stephanie Honchell Smith Examine the myth of the benevolent dictator which is a leader who holds absolute power yet only uses it for the common good. -- Under certain conditions the idea of a dictator can sound appealing like when a democracy isnt functioning as it should due to corruption or political polarization. People may believe the solution is a "benevolent dictator" a leader who only uses their absolute power for the common good. But can such a leader actually exist in todays world Stephanie Honchell Smith examines this common myth. Lesson by"
YouTube Link 2024-05-16T15:01Z 22.4M followers, 1.5M engagements

"The myth of Ireland's two greatest warriors - Iseult Gillespie Dive into the Irish myth of Tin B Cuailnge where Queen Meadhbh of Connaught seeks to capture the fabled brown bull of Ulster. -- C Chulainn hero of Ulster stood at the ford at Cooley ready to face an entire army single handedly all for the sake of a single bull. The army in question belonged to Queen Meadhbh of Connaught. Enraged at her husbands possession of a white bull of awesome strength she set out to capture the fabled brown bull of Ulster at any cost. Iseult Gillespie details the Irish myth Tin B Cuailnge. Lesson by Iseult"
YouTube Link 2020-08-06T15:01Z 22.4M followers, 1.4M engagements

"One of the worlds oldest condiments - Dan Kwartler Trace the history of ketchup from the condiments origins in 3rd century China to becoming a staple of American cuisine. -- In the mid-18th century England was crazy for ketchup. The sauce was a staple but this ketchup wasnt the ubiquitous red goop youre familiar with today. In fact it was a sweet and savory brown sauce that didnt even have tomatoes in it. So where did this early ketchup come from and how did it become the dip we know and love Dan Kwartler traces the condiment's history. Lesson by Dan Kwartler directed by Denys Spolitak."
YouTube Link 2024-03-12T15:01Z 22.4M followers, 1.1M engagements

"Infinity according to Jorge Luis Borges - Ilan Stavans Dive into the mind-bending works of Argentinian writer Jorge Luis Borges whose work pioneered the literary style magical realism. -- What would it be like to have a limitless memory Can the meaning of life be found in an infinite library Is time a labyrinth or a single moment Jorge Luis Borges explored these questions of infinity in his many works. His body of essays poems and stories pioneered the literary style known as magical realism and each was just a few pages long. Ilan Stavans dives into the world of Borges. Lesson by Ilan"
YouTube Link 2019-07-11T15:01Z 22.4M followers, 483.2K engagements

"The myth behind the Chinese zodiac - Megan Campisi and Pen-Pen Chen Want to support TED-Ed's nonprofit mission Check out our Patreon page: https://www.patreon.com/teded View full lesson: http://ed.ted.com/lessons/the-myth-behind-the-chinese-zodiac-megan-campisi-and-pen-pen-chen Whats your sign In Western astrology its a constellation determined by when your birthday falls in the calendar. But according to the Chinese zodiac () its your shuxiang meaning the animal assigned to your birth year. Of the many myths explaining these animal signs and their arrangement the most enduring one is that of"
YouTube Link 2017-01-26T16:00Z 22.4M followers, 9.4M engagements

"The myth of Hercules: [--] labors in 8-bits - Alex Gendler Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-myth-of-hercules-12-labors-in-8-bits-alex-gendler Hercules son of Zeus and champion of humankind stricken with a temporary curse of madness has just committed the most unspeakable crime imaginable. Seeking to atone for the deaths of his family Hercules must complete twelve impossible tasks that pit him against invincible monsters and unfathomable forces. Alex Gendler retells this epic series of adventures. Lesson by Alex Gendler"
YouTube Link 2018-09-25T15:00Z 22.4M followers, 7.9M engagements

"Can you solve the temple riddle - Dennis E. Shasha View full lesson: http://ed.ted.com/lessons/can-you-solve-the-temple-riddle-dennis-e-shasha Your expedition finally stands at the heart of the ancient temple. But as you study the inscriptions in the darkness two wisps of green smoke burst forth. The walls begin to shake. The giant sandglass begins flowing with less than an hour before it empties and a rumbling tells you that you dont want to be around when that happens. Can you use math to escape the temple Dennis E. Shasha shows how. Lesson by Dennis E. Shasha animation by Artrake Studio."
YouTube Link 2016-02-01T16:12Z 22.4M followers, 11M engagements

"Why is Alzheimers disease so difficult to treat - Krishna Sudhir Dig into how Alzheimers disease affects your brain and cognitive abilities and what makes the disorder so hard to treat. -- Around the world millions of people have Alzheimers disease a debilitating brain disorder that gradually destroys a persons memory and other cognitive abilities. While doctors have studied Alzheimers for decades conducting hundreds of clinical trials there is still no effective preventive treatment or cure. So why is Alzheimers disease so difficult to treat Krishna Sudhir investigates. Lesson by Krishna"
YouTube Link 2024-07-30T15:02Z 22.4M followers, 529.8K engagements

"Cell vs. virus: A battle for health - Shannon Stiles How does your body fight a virus Take a look inside your cells to witness how they produce antibodies and fight to keep you healthy. -- All living things are made of cells. In the human body these highly efficient units are protected by layer upon layer of defense against icky invaders like the cold virus. Shannon Stiles takes a journey into the cell introducing the microscopic arsenal of weapons and warriors that play a role in the battle for your health. Lesson by Shannon Stiles animation by Igor Coric. Animator's website:"
YouTube Link 2014-04-17T15:12Z 22.4M followers, 12.5M engagements

"The cancer gene we all have - Michael Windelspecht View full lesson: http://ed.ted.com/lessons/the-cancer-gene-we-all-have-michael-windelspecht Within every cell in our body two copies of a tumor suppressor gene called BRCA1 are tasked with regulating the speed at which cells divide. Michael Windelspecht explains how these genes can sometimes mutate making those cells less specialized and more likely to develop into cancer. Lesson by Michael Windelspecht animation by Zedem Media. Michael Windelspecht Zedem Media cancer cancer cell cancer gene cancer hereditary hereditary disease cell mutation"
YouTube Link 2014-05-19T15:00Z 22.4M followers, 384.1K engagements

"How science fiction can help predict the future - Roey Tzezana View full lesson: http://ed.ted.com/lessons/how-science-fiction-can-help-predict-the-future-roey-tzezana Would you like to know whats in our future Whats going to happen to humanity tomorrow next year or even a millennium from now Well youre not alone. Everyone from governments to military to industry leaders do as well and they all employ people - called futurists - who attempt to forecast the future. Roey Tzezana explains some of the ways that futurists venture to do so. Lesson by Roey Tzezana animation by TED-Ed. Roey Tzezana"
YouTube Link 2016-01-26T16:07Z 22.4M followers, 449.4K engagements

"The complex geometry of Islamic design - Eric Broug View full lesson: http://ed.ted.com/lessons/the-complex-geometry-of-islamic-design-eric-broug In Islamic culture geometric design is everywhere: you can find it in mosques madrasas palaces and private homes. And despite the remarkable complexity of these designs they can be created with just a compass to draw circles and a ruler to make lines within them. Eric Broug covers the basics of geometric Islamic design. Lesson by Eric Broug animation by TED-Ed. Islam Geometry Design Tessellation Eric Broug TED TED-Ed TED Education TEDx Compass Ruler"
YouTube Link 2015-05-14T17:17Z 22.4M followers, 3.7M engagements

"The birth of the galaxy in [--] seconds - Scott Hershberger Explore the ever-evolving structure of the Milky Way galaxy and find out how it got its spiral shape. -- Thirteen billion years ago the gas and dust particles that eventually became our Milky Way were whizzing around in every direction. Despite the wild motion of its parts the galaxy as a whole was rotating about an axis. So why did the Milky Way like most galaxies become flat and not spherical like stars and planets Scott Hershberger explores the ever-evolving structure of our galaxy. Lesson by Scott Hershberger directed by Josh"
YouTube Link 2024-09-19T15:01Z 22.4M followers, 251.7K engagements

"The rights you might not realize you have - Shannon Odell Do you have a right to a healthy planet Dig into the movement to hold governments accountable for climate change inaction. -- Since [----] an unprecedented movement has been sweeping courts around the world. Groups of young plaintiffs are suing their governments for their inaction on tackling climate change. These suits argue that climate inaction violates their basic human rights. But what do human rights have to do with the environment Shannon Odell examines our right to a healthy environment food health and water. Lesson by Shannon"
YouTube Link 2023-12-07T16:01Z 22.4M followers, 511.5K engagements

"The threat of invasive species - Jennifer Klos View full lesson: http://ed.ted.com/lessons/the-threat-of-invasive-species-jennifer-klos Massive vines that blanket the southern United States climbing high as they uproot trees and swallow buildings. A ravenous snake that is capable of devouring an alligator. Rabbit populations that eat themselves into starvation. These arent horror movie concepts theyre real stories. But how could such situations exist in nature Jennifer Klos gives the facts on invasive species. Lesson by Jennifer Klos animation by Globizco. Jennifer Klos Globizco Invasive"
YouTube Link 2016-05-03T15:02Z 22.4M followers, 2.5M engagements

"Situational irony: The opposite of what you think - Christopher Warner View full lesson: http://ed.ted.com/lessons/situational-irony-the-opposite-of-what-you-think-christopher-warner Leaps and bounds separate that which is ironic and that which many people simply say is ironic. Christopher Warner wants to set the record straight: Something is ironic if and only if it is the exact opposite of what you would expect. Lesson by Christopher Warner animation by Ben Pearce. TEDEducation TED-Ed TED Ed Christopher Warner Ben Pearce irony situational irony ironic isn't it ironic TEDEducation TED-Ed TED"
YouTube Link 2012-12-13T16:59Z 22.4M followers, 2.7M engagements

"How many ways can you arrange a deck of cards - Yannay Khaikin View full lesson: http://ed.ted.com/lessons/how-many-ways-can-you-arrange-a-deck-of-cards-yannay-khaikin One deck. Fifty-two cards. How many arrangements Let's put it this way: Any time you pick up a well shuffled deck you are almost certainly holding an arrangement of cards that has never before existed and might not exist again. Yannay Khaikin explains how factorials allow us to pinpoint the exact (very large) number of permutations in a standard deck of cards. Lesson by Yannay Khaikin animation by The Moving Company Animation"
YouTube Link 2014-03-27T15:06Z 22.4M followers, 1.7M engagements

"How the food you eat affects your brain - Mia Nacamulli View full lesson: http://ed.ted.com/lessons/how-the-food-you-eat-affects-your-brain-mia-nacamulli When it comes to what you bite chew and swallow your choices have a direct and long-lasting effect on the most powerful organ in your body: your brain. So which foods cause you to feel so tired after lunch Or so restless at night Mia Nacamulli takes you into the brain to find out. Lesson by Mia Nacamulli animation by Private Island. Mia Nacamulli Chris Boyle Private Island Food for thought brain food nutrients nutrition how food affects your"
YouTube Link 2016-06-21T15:00Z 22.4M followers, 21.4M engagements

"A brief history of alcohol - Rod Phillips Trace the [----] year old history of alcohol from its first known origins in China to cultures all over the world fermenting their own drinks. -- Nobody knows exactly when humans began to create fermented beverages. The earliest known evidence comes from [----] BCE in China where residue in clay pots has revealed that people were making an alcoholic beverage from fermented rice millet grapes and honey. So how did alcohol come to fuel global trade and exploration Rod Phillips explores the evolution of alcohol. Lesson by Rod Phillips directed by Anton"
YouTube Link 2020-01-02T16:00Z 22.4M followers, 7.5M engagements

"Just How Small is an Atom Just how small are atoms And what's inside them The answers turn out to be astounding even for those who think they know. This fast-paced animation uses spectacular metaphors (imagine a blueberry the size of a football stadium) to give a visceral sense of the building blocks that make our world. Lesson by Jonathan Bergmann animation by Cognitive Media. Atom Physical Science Chemistry Making the Invisible Visible Jonathan Bergmann Andrew Park Cognitive Media Nucleus Electron Proton Neutron TED TED-Ed TED Education Atom Physical Science Chemistry Making the Invisible"
YouTube Link 2012-04-16T15:13Z 22.4M followers, 8M engagements

"What is depression - Helen M. Farrell View full lesson: http://ed.ted.com/lessons/what-is-depression-helen-m-farrell Depression is the leading cause of disability in the world; in the United States close to ten percent of adults struggle with the disease. But because its a mental illness it can be a lot harder to understand than say high cholesterol. Helen M. Farrell examines the symptoms and treatments of depression and gives some tips for how you might help a friend who is suffering. Lesson by Helen M. Farrell animation by Artrake Studio. Helen Farrell Artrake Studio depression clinical"
YouTube Link 2015-12-15T16:16Z 22.4M followers, 26.7M engagements

"The tragic myth of the Sun God's son - Iseult Gillespie Dive into the Greek myth of Helios and Phaethon where the Sun God allows his mortal son to drive his chariot for a day. -- Every morning Helios unleashed his golden chariot and set out across the sky. As the Sun God transformed dawn into day he thought of his son Phaethon below. To prove to Phaethon that he was truly his father Helios decided to grant him anything he wanted. Unfortunately what Phaethon wanted was to drive Helios chariot for a day. Iseult Gillespie shares the tragic myth of the charioteer. Lesson by Iseult Gillespie"
YouTube Link 2022-01-18T16:02Z 22.4M followers, 2.4M engagements

"Is radiation dangerous - Matt Anticole View full lesson: http://ed.ted.com/lessons/is-radiation-dangerous-matt-anticole When we hear the word radiation its tempting to picture huge explosions and frightening mutations. But thats not the full story radiation also applies to rainbows and a doctor examining an X-ray. So what is it really and how much should we worry about its effects Matt Anticole describes the different types of radiation. Lesson by Matt Anticole animation by Tinmouse Animation Studio. Matt Anticole Tinmouse Animation Studio radiation risks of radiation ionizing radiation x-ray"
YouTube Link 2016-03-14T15:27Z 22.4M followers, 2.9M engagements

"The myth of Hades and Persephone - Iseult Gillespie Dig into the Greek myth of Persephone who is abducted by Hades and is only allowed to leave the underworld every spring. -- One day Persephone was frolicking in a meadow with the nymph Cyane. As they admired a flower they noticed it tremble in the ground. Suddenly the earth split and a terrifying figure arose. It was Hades god of the underworld. He wrenched Persephone from Cyane dragged her into his inky chariot and blasted back through the earth. Iseult Gillespie shares the myth of the goddess of spring. Lesson by Iseult Gillespie directed"
YouTube Link 2022-04-14T15:00Z 22.4M followers, 4M engagements

"Can loud music damage your hearing - Heather Malyuk Dig into the properties of sound to find out just how bad loud music is for your hearing. -- After a concert you find it difficult to hear your friend rave about the show. It sounds like they're speaking from across the room and its tough to make out their voice over the ringing in your ears. But by the next morning the effect has mostly worn off. So what caused these symptoms And can you go to concerts without damaging your ears Heather Malyuk explores the properties of sound. Lesson by Heather Malyuk directed by Anne Beal. Support Our"
YouTube Link 2021-03-02T16:00Z 22.4M followers, 768.3K engagements

"Are there universal expressions of emotion - Sophie Zadeh Learn more about TED-Ed Clubs here: http://bit.ly/2z8YFSo View full lesson: https://ed.ted.com/lessons/are-there-universal-expressions-of-emotion-sophie-zadeh The [--] or so muscles in the human face can be activated in different combinations to create thousands of expressions. But do these expressions look the same and communicate the same meaning around the world regardless of culture Is one persons smile anothers grimace Sophie Zadeh investigates. Lesson by Sophie Zadeh animated by Estdio Bacuri. Thank you so much to our patrons for"
YouTube Link 2018-07-03T15:00Z 22.4M followers, 468.8K engagements

"Why do we itch - Emma Bryce View full lesson: http://ed.ted.com/lessons/why-do-we-itch-emma-bryce The average person experiences dozens of individual itches each day. Weve all experienced the annoyance of an inconvenient itch but have you ever pondered why we itch in the first place Is there actually an evolutionary purpose to the itch or is it simply there to annoy us Emma Bryce digs deep into the skin to find out. Lesson by Emma Bryce animation by Sashko Danylenko. TED TED-Ed TED Education TED Ed Emma Bryce Sashko Danylenko itch scratch delusory parasitosis phantom itch nervous system"
YouTube Link 2017-04-11T14:59Z 22.4M followers, 7.4M engagements

"Can you survive a Komodo dragon bite - Achmad Ariefiandy Dig into what we know about Komodo dragons and find out what you should do if you encounter these giant lizards in the wild. -- Clambering through the bush on one of Indonesias Lesser Sunda Islands suddenly you spy a Komodo dragon in the clearing ahead. Forked tongue flickering; sharp saw-like teeth glimmering; and strong scaly body stretching up to [--] meters Komodo dragons are formidable. So what should you do Are you doomed Achmad Ariefiandy shares what we know about the world's largest lizards. Lesson by Achmad Ariefiandy directed by"
YouTube Link 2025-05-20T15:00Z 22.4M followers, 904.1K engagements

"How do US Supreme Court justices get appointed - Peter Paccone View full lesson: http://ed.ted.com/lessons/how-do-us-supreme-court-justices-get-appointed-peter-paccone Theres a job out there with a great deal of power pay prestige and near-perfect job-security. And theres only one way to be hired: get appointed to the US Supreme Court. But how do US Supreme Court Justices actually get that honor Peter Paccone outlines the difficult process of getting a seat on the highest bench in the country. Lesson by Peter Paccone animation by Globizco. TED-Ed TED TEDEducation TEDEd Peter Paccone Globizco"
YouTube Link 2016-11-17T16:11Z 22.4M followers, 1M engagements

"How does artificial intelligence learn - Briana Brownell Explore the three major methods of machine learning which allows computers to write their own rules to problem solve and process data. -- Today artificial intelligence helps doctors diagnose patients pilots fly commercial aircraft and city planners predict traffic. These AIs are often self-taught working off a simple set of instructions to create a unique array of rules and strategies. So how exactly does a machine learn Briana Brownell digs into the three basic ways machines investigate negotiate and communicate. Lesson by Briana"
YouTube Link 2021-03-11T16:01Z 22.4M followers, 832.2K engagements

"What makes the Great Wall of China so extraordinary - Megan Campisi and Pen-Pen Chen View full lesson: http://ed.ted.com/lessons/what-makes-the-great-wall-of-china-so-extraordinary-megan-campisi-and-pen-pen-chen The Great Wall of China is a 13000-mile dragon of earth and stone that winds its way through the countryside of China. As it turns out the walls history is almost as long and serpentine as its structure. Megan Campisi and Pen-Pen Chen detail the building and subsequent decay of this massive impressive wall. Lesson by Megan Campisi and Pen-Pen Chen animation by Steff Lee. Great Wall Of"
YouTube Link 2015-09-17T15:03Z 22.4M followers, 7M engagements

"How close are we to uploading our minds - Michael S.A. Graziano Investigate the possibility of scanning the human brain and uploading our minds and consciousness to a digital world. -- Imagine a future where nobody dies instead our minds are uploaded to a digital world. There they could live on in a realistic simulated environment with avatar bodies calling in and contributing to the biological world. Mind-uploading has powerful appeal but what would it actually take to scan a persons brain and upload their mind Michael S. A. Graziano explores the challenges. Lesson by Michael S. A. Graziano"
YouTube Link 2019-10-28T15:01Z 22.4M followers, 588.8K engagements

"The dark history of the Chinese Exclusion Act - Robert Chang Dig into the Chinese Exclusion Act of [----] which suspended Chinese immigration to the U.S. and blocked Chinese immigrants from citizenship. -- In [----] the United States Congress passed the Chinese Exclusion Act the first federal law that restricted immigration based explicitly on nationality. In practice the Act banned entry to all ethnically Chinese immigrants besides diplomats and prohibited existing immigrants from obtaining citizenship. Robert Chang details the lasting impact the Act had on immigrant rights and freedoms. Lesson"
YouTube Link 2021-07-01T15:01Z 22.4M followers, 1.3M engagements

"A different way to visualize rhythm - John Varney View full lesson: http://ed.ted.com/lessons/a-different-way-to-visualize-rhythm-john-varney In standard notation rhythm is indicated on a musical bar line. But there are other ways to visualize rhythm that can be more intuitive. John Varney describes the wheel method of tracing rhythm and uses it to take us on a musical journey around the world. Lesson by John Varney animation by TED-Ed. John Varney Biljana Labovic Peyton Harrison TED-Ed TED Ed TED TEDEducation rhythm music standard notation how to visualize rhythm wheel mythod world music"
YouTube Link 2014-10-20T15:27Z 22.4M followers, 2.7M engagements

"The trillion dollar paradox - George Zaidan Explore the possibility of transitioning to a green economy and if the trillion-dollar up-front cost is worth the investment. -- Global warming is very very expensive: extreme weather rising sea levels crop failures health issues and industry disruptions all cost money. So whats the best way forward Is the estimated trillion-dollar price tag that comes with transitioning the world to clean energy worth the cost of investment George Zaidan explores what it would take to become a green economy. Lesson by George Zaidan directed by Sofia Pashaei. This"
YouTube Link 2025-05-27T15:00Z 22.4M followers, 410.8K engagements

"What happens during a heart attack - Krishna Sudhir View full lesson: http://ed.ted.com/lessons/what-happens-during-a-heart-attack-krishna-sudhir Approximately seven million people around the world die from heart attacks every year. And cardiovascular disease which causes heart attacks and other problems like strokes is the worlds leading killer. So what causes a heart attack Krishna Sudhir examines the leading causes and treatments of this deadly disease. Lesson by Krishna Sudhir animation by Chadwick Whitehead. TED TED-Ed TED Ed TED Education Krishna Sudhir Chadwick Whitehead heart attack"
YouTube Link 2017-02-14T16:05Z 22.4M followers, 9M engagements

"How to see more and care less: The art of Georgia O'Keeffe - Iseult Gillespie Get to know the life and works of painter and sculptor Georgia OKeeffe whose art became a cornerstone of American Modernism. -- Feeling disconnected from creating art within classical conventions artist Georgia OKeeffe began experimenting with abstract drawings that defied easy classification. Using the shapes and rhythms of nature to capture her internal world these experiments became the cornerstone of the movement known as American Modernism. Iseult Gillespie explores the works of the elusive painter and"
YouTube Link 2020-06-08T15:00Z 22.4M followers, 513.5K engagements

"Are pandas the most misunderstood animal - Lucy Cooke Uncover the most common misperceptions about pandas and find out why it's so difficult for them to breed in captivity. -- In the 1930s a grand panda drama unfolded at the Chicago Zoo. Zookeepers procured a female panda named Mei Mei and they were determined to find her a mate. They found a prospective suitor named Mei Lan and the public eagerly awaited the patter of tiny panda paws. But the wait dragged on. and on. Why werent the bears breeding Lucy Cooke shares common misperceptions about pandas. Lesson by Lucy Cooke directed by Keegan"
YouTube Link 2024-01-09T16:00Z 22.4M followers, 502.3K engagements

"How one scientist averted a national health crisis - Andrea Tone TED wants to promote student ideas Learn more here: http://bit.ly/2M7hd87 View full lesson: https://ed.ted.com/lessons/how-one-scientist-averted-a-national-health-crisis-andrea-tone In [----] Frances Kelsey was one of the Food and Drug Administrations newest recruits. Before the year was out she would begin a fight that would save thousands of lives though no one knew it at the time. Andrea Tone explains how Kelsey was able to prevent a massive national public health tragedy by privileging facts over opinions and patience over"
YouTube Link 2018-06-07T15:02Z 22.4M followers, 2M engagements

"Why are scientists shooting mushrooms into space - Shannon Odell Explore the unique characteristics that make fungi so resilient and find out why they may be the key to future space travel. -- Astronauts aboard the space station Mir made a frightening discovery: several species of Earth-derived fungi were found growing throughout the shuttle blanketing air conditioners and corroding control panels putting both the stations integrity and their lives at risk. How had the fungi survived the journey to space Shannon Odell shares why fungi may be the key to our future on other planets. Lesson by"
YouTube Link 2024-07-18T15:00Z 22.4M followers, 725.4K engagements

"The tribes we lead - Seth Godin View full lesson: http://ed.ted.com/lessons/the-tribes-we-lead-seth-godin Seth Godin argues the Internet has ended mass marketing and revived a human social unit from the distant past: tribes. Founded on shared ideas and values tribes give ordinary people the power to lead and make big change. He urges us to do so. Talk by Seth Godin. Seth Godin TED TED Talk TEDEducation TED-Ed Ed tribes internet cyber cyber power change change the world Seth Godin TED TED Talk TEDEducation TED-Ed Ed tribes internet cyber cyber power change change the world"
YouTube Link 2013-03-03T16:01Z 22.4M followers, 311.5K engagements

"Why do we eat popcorn at the movies - Andrew Smith Trace the history of popcorn from its origins in the Americas to its explosion of popularity in the 20th century. -- Soft percussion and a toasty scent mark the violent transformation of tough seeds into cloud-like puffs. This is the almost magical process of popcorn-making. Dozens of kinds of popcorn are now grown in the US with different strains assuming distinctive shapes when their kernels explode. So how did we actually end up with this whimsical food Andrew Smith traces the history of popcorn. Lesson by Andrew Smith directed by"
YouTube Link 2023-04-20T15:00Z 22.4M followers, 1.5M engagements

"What percentage of your brain do you use - Richard E. Cytowic http://ed.ted.com/lessons/what-percentage-of-your-brain-do-you-use-richard-e-cytowic Two thirds of the population believes a myth that has been propagated for over a century: that we use only 10% of our brains. Hardly Our neuron-dense brains have evolved to use the least amount of energy while carrying the most information possible -- a feat that requires the entire brain. Richard E. Cytowic debunks this neurological myth (and explains why we aren't so good at multitasking). Lesson by Richard E. Cytowic animation by TOGETHER."
YouTube Link 2014-01-30T16:00Z 22.4M followers, 4.4M engagements

"What is love - Brad Troeger View full lesson: http://ed.ted.com/lessons/what-is-love-brad-troeger Is love a signal winding through your neural pathways A cliche A cult Love is easy to compare but difficult to define maybe because we're fundamentally biased; we try to define love while falling in or out of it. And love feels differently to every person who feels it but this subjective emotion has evolutionary explanations too. Brad Troeger takes a shot at the definition of love. Lesson by Brad Troeger animation by STK Films. Brad Troeger STK Films love what is love TED TED-Ed TED Ed"
YouTube Link 2013-09-09T15:10Z 22.4M followers, 1.9M engagements

"Calculating The Odds of Intelligent Alien Life - Jill Tarter View full lesson: http://ed.ted.com/lessons/calculating-the-odds-of-intelligent-alien-life Could there be intelligent life on other planets This question has piqued imagination and curiosity for decades. Explore the answer with the Drake Equation -- a mathematical formula that calculates the possibility of undiscovered life. Lesson by Jill Tarter; Animation by TED-Ed Jill Tarter SETI Extraterrestrial Alien Aliens TED-Ed TEDEducation TED Education space Milky Way alien life Jeremiah Dickey Drake Equation TED Animation Education"
YouTube Link 2012-07-02T16:01Z 22.4M followers, 1.3M engagements

"Why did Megalodon go extinct - Jack Cooper and Catalina Pimiento Dive into the oceans depths to see how the gigantic megalodon ruled the seas and find out what caused its extinction. [--] million years ago the ocean housed a creature so colossal that its stomach could reach volumes of almost [-----] liters big enough to fit an entire orca. It was the megalodon the biggest shark to ever live. So what was it like when megalodon ruled the seas And what brought this formidable predator to extinction Jack Cooper and Catalina Pimiento investigate. Lesson by Jack Cooper and Catalina Pimiento directed by"
YouTube Link 2023-07-03T15:00Z 22.4M followers, 1.5M engagements

"How do we create a better economy Explore the model known as doughnut economics which aims to meet the needs of people without overshooting Earth's ecological limits. -- Can we call any economy healthy in the face of dwindling resources and growing inequality What if we cut off our addiction to endless growth and used a new compass for modern prosperity One such compass is known as doughnut economics which aims to meet the needs of people without overshooting Earth's ecological limits. Explore how this model reframes our economic systems. This video is based on interview excerpts from the TED"
YouTube Link 2022-11-29T16:01Z 22.4M followers, 690.8K engagements

"A poetic experiment: Walt Whitman interpreted by three animators - Justin Moore View full lesson: http://ed.ted.com/lessons/a-poetic-experiment-walt-whitman-interpreted-by-three-animators-justin-moore Take a journey through Walt Whitman's poem 'A Noiseless Patient Spider' with the help of three animators who each used a different animation style to bring this beautiful poem to life. Lesson by Justin Moore animation by TED-Ed. Walt Whitman Poem Poetry Recitation American poetry Romantic poetry TED TED-Ed TED animation Animation TEDx TED Education Walt Whitman Poem Poetry Recitation American"
YouTube Link 2015-08-20T15:09Z 22.4M followers, 420.1K engagements

"How CRISPR lets you edit DNA - Andrea M. Henle Explore the science of the groundbreaking technology for editing genes called CRISPR- Cas9 and how the tool could be used to cure diseases. -- From the smallest single-celled organism to the largest creatures on Earth every living thing is defined by its genes. With recent advancements scientists can change an organisms fundamental features in record time using gene editing tools such as CRISPR. But where did this medical marvel come from and how does it work Andrea M. Henle examines the science behind this new technology. Lesson by Andrea M."
YouTube Link 2019-01-24T16:00Z 22.4M followers, 1.9M engagements

"What you can do with an extra jaw - Darien Satterfield Discover the adaptation of the pharyngeal jaw a secondary set of jaws that allow fish to capture and eat their prey at the same time. -- After stalking a cuttlefish a moray eel finally pounces. As the eel snags the mollusk in its teeth its prey struggles to escape. But before it can wiggle away a second set of teeth lunge from the eels throat. This adaptation is called a pharyngeal jaw and is one of the most common adaptations under the sea. Darien Satterfield shares how this incredible skeletal mechanism works. Lesson by Darien"
YouTube Link 2021-06-29T15:00Z 22.4M followers, 439.3K engagements

"The Artists Think Like A Coder Ep [--] The adventure continues Episode 5: Ethic and Hedge arrive in the 198forest in search of the second artifact. Can they sneak past the guards to get to the tower -- This is episode [--] of our animated series Think Like A Coder. This 10-episode narrative follows a girl Ethic and her robot companion Hedge as they attempt to save the world. The two embark on a quest to collect three artifacts and must solve their way through a series of programming puzzles. Lesson by Alex Rosenthal directed by Kozmonot Animation Studio. Supported by Endless:"
YouTube Link 2020-01-13T16:00Z 22.4M followers, 470.3K engagements

"How did Dracula become the world's most famous vampire - Stanley Stepanic View full lesson: http://ed.ted.com/lessons/how-did-dracula-become-the-world-s-most-famous-vampire-stanley-stepanic Over a hundred years after his creator was laid to rest Dracula lives on as the most famous vampire in history. But this Transylvanian noble neither the first fictional vampire nor the most popular of his time may have remained buried in obscurity if not for a twist of fate. Stanley Stepanic explains how a critical copyright battle catapulted Bram Stokers character into literary renown. Lesson by Stanley"
YouTube Link 2017-04-20T15:17Z 22.4M followers, 4.1M engagements

"The fascinating history of cemeteries - Keith Eggener Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-fascinating-history-of-cemeteries-keith-eggener Spindly trees rusted gates crumbling stone a solitary mourner: these things come to mind when we think of cemeteries. But not long ago many burial grounds were lively places with gardens and crowds of people -- and for much of human history we didnt bury our dead at all. How did cemeteries become what they are today Keith Eggener delves into our ever-evolving rituals for honoring the"
YouTube Link 2018-10-30T15:00Z 22.4M followers, 6.4M engagements

"The myth of Loki and the deadly mistletoe - Iseult Gillespie Discover the Norse myth of Baldur the most beloved being in Asgard and how the trickster god Loki plotted his death. -- Baldur was the gentlest and most beloved being in all of Asgard. But lately he had been plagued by gruesome visions foretelling his own imminent death. Determined to protect her son from these grim prophecies Queen Frigg travelled across the nine realms begging all living things not to harm Baldur all living things except one. Iseult Gillespie shares the myth of the death of Baldur. Lesson by Iseult Gillespie"
YouTube Link 2020-12-01T16:01Z 22.4M followers, 3.1M engagements

"Why should you read Edgar Allan Poe - Scott Peeples Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-should-you-read-edgar-allan-poe-scott-peeples The prisoner strapped under a descending pendulum blade. A raven who refuses to leave the narrators chamber. A beating heart buried under the floorboards. Poes macabre and innovative stories of gothic horror have left a timeless mark on literature. But just what is it that makes Edgar Allan Poe one of the greatest American authors Scott Peeples investigates. Lesson by Scott Peeples directed"
YouTube Link 2018-09-18T15:00Z 22.4M followers, 2.6M engagements

"A brief history of plastic Join #TeamSeas Together we're going to raise $30M to remove 30M pounds of plastic and trash from our ocean rivers and beaches. Learn more and get involved here: https://bit.ly/3mrdV3J Trace the history of the invention of plastic and how the material ushered in what became known as the plastics century. -- For centuries billiard balls were made of ivory from elephant tusks. But when excessive hunting caused elephant populations to decline they began to look for alternatives. John Wesley Hyatt took up the challenge. In five years he invented a new material called"
YouTube Link 2020-09-10T15:00Z 22.4M followers, 1.4M engagements

"How Do Pain Relievers Work - George Zaidan View full lesson: http://ed.ted.com/lessons/how-do-pain-relievers-work Some people take aspirin or ibuprofen to treat everyday aches and pains but how exactly do the different classes of pain relievers work Learn about the basic physiology of how humans experience pain and the mechanics of the medicines we've invented to block or circumvent that discomfort. Lesson by George Zaidan animated by Augenblick Studios. George Zaidan TED-Ed TED Education painkillers science pain health Augenblick Studios nervous system nerves medicine biology biochemistry"
YouTube Link 2012-06-26T15:09Z 22.4M followers, 4.2M engagements

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