A prehistoric discovery near Hays is shedding some new light on a giant ground sloth species that lived more than 10,000 ...

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

A partial skull of a 10-foot-tall ground sloth, Megalonyx jeffersonii, was discovered in Ellis County, Kansas, providing new ...

A remarkably preserved stegosaur skull is reshaping what scientists know about plated dinosaurs and their evolution across ...

At a site known as Natural Trap Cave, a team of scientists are rappelling down to uncover the secrets of what the Earth was ...

Scientists were finally given access to a remarkable Archaeopteryx fossil that’s allowed them to better understand exactly ...

Some of the wildest legends may actually be rooted in reality. Ancient people didn’t have science textbooks, just bones in ...

A new analysis of a pigeon-sized Archaeopteryx fossil in the collection of the Field Museum in Chicago is revealing an array of previously unknown features of the earliest-known bird, providing ...

Newly discovered feathers were crucial to how Archaeopteryx was able to fly. Archaeopteryx is the fossil that helped confirm ...

(KSNT) – The unearthing of a partial skull of a 10-foot-tall ground sloth has prompted a ... Jefferson originally thought the fossils belonged to a giant cat based on the large claws he found ...