A mass extinction of fish 360 million years ago hit the reset button on Earth’s life, setting the stage for modern vertebrate biodiversity. The mass extinction scrambled the species pool near the time ...

A tiny fossil fish, roughly 3 centimeters long and approximately 436 million years old, has been identified as the oldest known bony fish ever found, pushing back the timeline for when the ancestors ...

Atlantic herring travel in massive schools that can contain hundreds of millions—and sometimes even billions—of fish. While ...

(Reuters) - Scientists in Australia have unearthed beautifully preserved fossilized hearts and other internal organs of ancient armored fish in a discovery that provides insight into the evolution of ...

I first read Lulu Miller’s Why Fish Don’t Exist in 2024. Interspersed with her personal exploration of finding purpose, Miller describes the story of David Starr Jordan, who named and described over 2 ...

More than 500 million years ago, as myriad new lifeforms were emerging and diversifying in the world’s oceans, a small, wormlike fish called the yunnanozoan (Yunnanozoan livitidum) flourished around ...