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 ...

Science is a discipline of questions. Many of these questions have puzzled great thinkers for a long, long time. Others have been completely overlooked, because we assume we know the answers. Case in ...

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 ...

Humongous Turtle Shell Unearthed. This shows an 8-million-year-old turtle shell that measured nearly 8 feet (2.4 meters) was discovered in Venezuela.

How smushed shells could help to resolve paleontological mysteries. By Asher Elbein You never know where a bit of unusual scientific research is going to lead. Consider a 2012 study about turtle ...