Knife-toothed reptiles called sebecids went extinct on the mainland 10 million years ago. New fossil evidence puts them on an island 4 million years ago.

Using 3D modeling, researchers at John Day Fossil Beds National Monument are learning about the daily lives of ancient ...

A joint research team has discovered a fossil belonging to a previously unknown genus and species of mammal in the Late ...

Scientists at the University of California, Berkeley, and Boise State University have found evidence suggesting that the ...

The odd-looking specimen with scythe-like jaws indicates that early ants were spread widely across the globe while dinosaurs ...

Researchers created 3D models of ancient tracks in Oregon’s John Day Fossil Beds National Monument. The study revealed a ...