Why does a Caribbean angelfish sometimes resemble its Indo-Pacific cousin, even though they have never lived in the same ocean? Why do coral reefs harbor such a wide range of stripes, spots and ...

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Scientists demonstrated that an Earthly extremophile might withstand being ejected from the Red Planet on debris spewed into ...

Fish that live in rivers, ditches, and streams are better able to withstand warming water than fish in the sea. This is the ...

The research maps biofluorescence across 459 glowing fish species and shows just how varied the colors have become.

You’ve probably followed the Mars rover missions on and off for years, watching those red-dust landscapes scroll across your TV screen and wondering: Could something have lived there once? Now, after ...

Spiderweb-shaped rock patterns on Mars may rewrite the timeline of when water disappeared from the Red Planet.

Tomato clownfish perform a dramatic underwater wardrobe change based on the social dynamics of their environment ...

The newly discovered fish fossil fills a key gap in our understanding of the evolution of vertebrate diversity.

Your daily AI horoscope The cosmic environment for March 4 centers on recovery and integration following the previous day’s ...

New Discoveries on Mars and What They Say About Habitability and Life Nathalie A. Cabrol, SETI Institute. Two NASA rovers ...

A man showcases a creative technique he uses to catch fish, drawing attention for his unusual approach.