The shells of chelonians—think turtles, tortoises, and sea turtles—grow in layers, keeping a time-stamped record of environmental conditions. Uranium has shown up in the layers of turtles’ and ...

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

The shells of turtles, tortoises, and sea turtles show a remarkable connection to our 20th-century nuclear history. This astounding revelation comes to light in a new study, which casts an enduring ...

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 ...

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 ...

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 ...

Hans-Dieter Sues - Curator, Paleontology, National Museum of Natural History In a fit of pique, according to one of Aesop's fables, the god Hermes made the animal carry its house forever on its back.

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, ...

Talk about a mutant turtle. Researchers have discovered the largest turtle to ever live, Stupendemys geographicus, roamed the ancient seas in greater ranges than previously believed, according to a ...

Following is a transcript of the video. Narrator: A turtle's shell is as much a part of its body as our rib cage is of ours. In fact, it is their rib cage, and their spine, and their vertebrae, and ...