Around 100 million years ago, male dinosaurs entered a "mating arena" in Colorado and danced their hearts out to attract females, a new study suggests. Researchers uncovered a series of mating display ...

More than half of the world's scientifically useful T. rexes are in the hands of private or commercial owners, and not accessible to scientists, according to research. Reading time 3 minutes ...

A long-running dinosaur mystery may finally be solved: Nanotyrannus, once dismissed as just a teenage T. rex, appears to have been its own distinct species after all. Scientists analyzed a tiny throat ...

A legendary fossil housed at the North Carolina Museum of Natural Sciences in Raleigh features skeletons apparently locked in prehistoric combat — an epic meeting of two of the world’s favorite ...