When you think of the largest carnivorous dinosaurs, you might picture a massive predator biting through bone in one devastating snap. That image fits Tyrannosaurus rex, but new research shows it ...

Nanotyrannus, once dismissed as just a teenage T. rex, appears to have been its own distinct species after all. Scientists ...

Fifty-eight million years ago, the most dangerous snake to ever exist roamed the Earth. It was the apex predator of its ...

NEW YORK (AP) — Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type of dinosaur? At first, researchers had only a ...

Billions of Tyrannosaurus rex roamed North America during their fascinating reign as top predators, according to a team of researchers that went about the daunting task of making the calculation.

(CN) — A fossil long at the center of one of paleontology’s fiercest debates has finally given up its secret, and it’s rewriting what scientists know about Tyrannosaurus rex. Researchers studying the ...

Paleontologists have discovered a new species of dinosaur that was related to the infamous Tyrannosaurus rex. The dino fossils, two partial skeletons found in Gobi Desert in Mongolia in the 1970s, ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's rendering shows how newly identified dinosaur Khankhuuluu, much smaller than T. rex, might have looked. - Masato ...