This one-ton turtle once ruled South America’s rivers — until a changing planet proved too much for even the largest ...

Study co-author Mason Dean, a biologist at City University of Hong Kong, first noted a regular tiled pattern in micro ...

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 new study shows how scientists can use animals' physical features -- also known as morphology -- to make connections between a modern species and its fossilized relatives, even if they look ...

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 ...

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 ...