An artistic rendering shows an early proto turtle Eunotosaurus (foreground) burrowing into the banks of a dried-up pond to escape the harsh arid environment present 260 million years ago in South ...

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 ...

The fossilized remains of a bizarre-looking reptile are giving scientists new insights into how turtles got their distinctive shells. Some 240 million years ago, this early turtle-like creature lived ...