Learn how researchers use archaeological techniques to show how sea turtle shells grow in layers that capture chemical clues about diet, movement, and ocean change over time.

Researchers at the University of Miami’s Rosenstiel School have developed a method to read the chemical layers inside sea turtle shells like a biological stopwatch, reconstructing years of an animal’s ...

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

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 ...

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 ...

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 ...

Paleontologists discover possible DNA remains in fossil turtle that lived 6 million years ago in Panama, where continents collide. Currently, only seven species of sea turtles exist. Among them are ...

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 ...

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, ...

A sea turtle’s shell is living bone fused directly to its spine and ribs. It is not a detachable shield or an external case, as certain quirky cartoons have shown. The shell grows with the turtle, ...