Techniques developed to study the distant past—from dating ancient artifacts to reconstructing climate records in ice ...

Sea turtle shells record life history layer by layer over many years, clearly revealing diet, stress, movement, and ocean ...

Learn how researchers use archaeological techniques to show how sea turtle shells grow in layers that capture chemical clues ...

Cartoons often suggest turtles wear shells like removable armor. Those stories show turtles stepping out, swapping shells, or treating them like clothing. Biology disagrees. A turtle shell is not an ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The broad-shelled river ...

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 ...

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 ...

A turtle’s shell makes for a great portable home, offering a huge amount of protection to the animal living inside. But this carapace is nothing more than an evolutionary byproduct of another ...