Before the Spanish introduced modern horses to the New World, horses roamed wild in North America, then they disappeared, but ...

The Chicago Archaeopteryx provides rare 3D insights into skull evolution, soft tissue structure, and the first evidence of ...

Fossil tracks from Australia reveal reptiles appeared 40 million years earlier than thought. The origin of reptiles on Earth ...

Field crews in Wyoming uncovered not one but four snake fossils so intact that their skulls, ribs, and tails lay in ...

Scientists dated a Scottish fossil, Westlothiana, to 346 million years ago, revealing its role in early land animal evolution ...

What happened to all the megafauna? From moas to mammoths, many large animals went extinct between 50 and 10,000 years ago.

The Secrets of Fossil Teeth Revealed by the Synchrotron: A Long Childhood Is the Prelude to the Evolution of a Large Brain Nov. 14, 2024 — Could social bonds be the key to human big brains?

New Drone-Assisted 3D Model Offers a More Accurate Way to Date Dinosaur Fossils May 6 ... of genetic variation during the course of their evolution, foreshadowing their eventual extinction.

A major collection of more than 50 bird fossils found in northern Alaska suggest some ancient ancestors of modern birds ...