SIOUX FALLS, S.D. — Tyrannosaurus rex may have been known as the big guy around the Hell Creek Formation 66 million years ago, but a newly discovered species of raptor would have roamed the region as ...

Remember in Jurassic Park when Dr. Alan Grant (Sam Neill) scared the life out of a kid to prove a point? While happily describing the features of a fossil to a crowd of onlookers in the desert, an ...

Scientists have discovered the fossils of two new species of sturgeon fish in the Hell Creek Formation of North Dakota that were likely buried when the dinosaur-ending Chicxulub asteroid hit Earth.

Add Yahoo as a preferred source to see more of our stories on Google. Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of dinosaur ...

Paleontologists have identified a previously unknown species of dinosaur that lived in North America just before the mass extinction event around 66 million years ago. This catastrophic event wiped ...

Artist’s depiction of Eoneophron infernalis (top left), MOR 752 (bottom left), and Anzu wyliei (right) in the Hell Creek Formation. Illustration by Zubin Erik Dutta. Funding: Funding for histology ...

Hell Creek is a dramatic enough landscape as it is without the prehistoric context - aerial photos of the formation will show a jagged landscape of huge rocks and cliffs jutting out into the sky, ...

HELL CREEK STATE PARK, Mont. — Dinosaur hunter John “Jack” Horner drives his four-wheeled ATV like he’s crazed. He veers down what passes for a road, a rutted, bouncy path that eventually gets him and ...

Dinosaurs have become the latest point of contention in the Keystone XL debate. More than 100 miles of the proposed oil pipeline will slice through one of the most valuable fossil beds in the world ...

Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of dinosaur that belongs to a distinct genus altogether. The 67 million-year-old ...