"Twins! She has another baby," Judith Pardo-Pérez, a paleontologist at the University of Magallanes in Chile who first ...

The nearly complete specimen of a known plesiosaur species is opening scientists’ eyes to the diversification of these ...

The discovery of nearly 20 alligator-size amphibians that died together during the Triassic in what is now Wyoming is ...

A new study analyzes the evolutionary history of 11 deep-sea species from environments stretching from the central Indian ...

Sediments at the bottom of the Baltic Sea cut anything buried in them off from sunlight and oxygen. That’s fatal to many ...