New research led by Monterey Bay Aquarium reveals a surprising ripple effect in coastal ecosystems: the collapse of one ...

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding ...

We come across predatory starfish, Marthasterias, which Charles describes as "the most bizarre group of animals". Starfish, or sea stars, have hundreds of tube feet that all operate hydraulically ...

"Ophion is filled with stars that are set to rush out across the galaxy in a totally haphazard, uncoordinated way, which is far from what we’d expect for a family so big," said Dylan Huson of Western ...

Knife-toothed reptiles called sebecids went extinct on the mainland 10 million years ago. New fossil evidence puts them on an island 4 million years ago.

The Great Barrier Reef is full of surprises—even for the scientists who study it every day. Recently, some unlikely potential ...