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![newscientist Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::19658826.png) New Scientist [@newscientist](/creator/twitter/newscientist) on x 4.4M followers
Created: 2025-07-27 02:51:29 UTC

Extreme marine heat recorded since 2023 might herald the start of a regime shift in the world’s oceans that poses a grave threat to life on Earth, scientists have warned.

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[Post Link](https://x.com/newscientist/status/1949301588952039432)