Simulations calculated Tyrannosaurus speed from the motion of its swaying tail, finding that the massive dinosaur was a ...

How big was the Tyrannosaurus rex? Learn how, even though they may not have been the largest theropod, they’re definitely one ...

Scientists have unveiled a previously unknown tyrannosaur species that fundamentally changes our understanding of how the mighty Tyrannosaurus rex evolved. The newly identified dinosaur, named ...

A trove of specimens from New Mexico may help settle a long-running argument about the diversity of dinosaurs before their ...

New research suggests that dinosaur populations were thriving in North America before the asteroid impact 66 million years ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...

Imaging technology has revolutionized paleontology, allowing scientists to study fossils that are buried deep in the rock or ...

Texas state parks kicked off Fat Squirrel Week, inviting folks to vote for their favorite chunky squirrels, with Chuckosaurus ...