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 ...

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

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