Turtle shells evolved over the course of 300 million years, but self-defense wasn't the initial driver, researchers think.

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, ...

In cartoons, when a turtle is spooked, it retreats into and closes up its shell. While used for comic effect, this imagery is based in fact — although not all turtles are capable of this protective ...

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 ...

Do turtle shells actually consist of modified ribs? The answer, surprisingly, is yes. This weird-but-true claim went viral in mid-June 2021 when Twitter user and post-doctorate turtle expert Ceri ...

The biggest turtle ever described wasn’t an ancestor of today’s leatherback turtles or any other living sea turtles. But it looks like there are some things about being a giant, skin-shelled sea ...