Tyrannosaurus rex jaws generated 8,000-pound bite forces and let the creature eat everything from duck-billed dinosaurs to triceratops. The teeth of Tyrannosaurus rex have been called "killer bananas, ...

Why T. rex was different Tyrannosaurids had stiff, akinetic skulls—meaning the joints allowed almost no movement. Combined with deep skulls, thick bone, and massive jaw muscles, this design produced ...

The prehistoric reptile Tyrannosaurus rex was a champion chomper with the ability to bite down with force equal to the weight of three small cars while generating tooth pressure matched by no other ...

If you have ever stood in the presence of a complete fossil of a Tyrannosaurus rex, there is no doubt it was the apex predator of its era. The adults were enormous, with giant skulls and banana-size ...

NEW YORK (AP) — The Tyrannosaurus rex is often shown baring massive, sharp teeth, like the ferocious creature in “Jurassic Park.” But new research suggests that this classic image might be wrong. The ...

The teeth of Tyrannosaurus rex have been called "killer bananas," and a new study in the journal Scientific Reports shows just how hard those fearsome chompers could clamp down. "What we came up with ...

But new research suggests that this classic image might be wrong. The teeth on T. rex and other big theropods were likely covered by scaly lips, concludes a study published Thursday in the journal ...