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, ...

A new fossil discovered by researchers might leave fans of turtles a little shell-shocked. A study published in the journal Nature finds a fossil from a turtle roaming Earth 228 million years ago had ...

Modern turtles are synonymous with the shells that serve as protection from predators, but a recently discovered fossil from close to 230 million years ago suggests that the animals didn’t always have ...

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 ...

In the past decade, scientists have discovered the fossilized remains of two prehistoric turtles that had a partial shell, but that lacked the toothless beak of modern turtles. Recently, however, a ...

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 ...