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

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

Sea turtles are the oceans’ wanderers. They live for up to a hundred years, and meander hundreds of thousands of miles. The ...

CONSIDER the floating fortress that is a sea turtle. It seems to fly gracefully through the water even though it is encased in heavy armour. This combination of poise and protection evolved like any ...

Add Yahoo as a preferred source to see more of our stories on Google. Cartoons often suggest turtles wear shells like removable armor. Those stories show turtles stepping out, swapping shells, or ...