This one-ton turtle once ruled South America’s rivers — until a changing planet proved too much for even the largest ...

SAN DIEGO (KGTV) — A tweet from a UCSD Postdoc went viral this month. Turtle expert Ceri Weber posted that a turtle's shell is actually not a shell at all, but rather a set of modified ribs. It's true ...

A 260 million-year-old fossil has been determined to be the oldest ancestor of turtles found to date, revealing something about the reptile's mysterious past. Michelle Starr is CNET's science editor, ...

It's a long-held idea that turtles can tuck their heads into their shells when threatened. But is it true? And is this protective trick why turtles the world over have shells today? The answer is that ...

A recent tragedy occurred in Indian River County, Florida when an elderly man tried to save a turtle. The reptile was slowly creeping across I-95 when an 87-year-old Vermont native attempted to help ...

Move over, Teenage Mutant Ninja Turtles — there is a new, shell-backed badass in town. In a study published Wednesday in the journal Science Advances, researchers announced the discovery of a ...