Tyrannosaurus rex, it turns out, may have taken its time becoming king. A new analysis of 17 tyrannosaur fossils suggests the ...

Dinosaur bones are like trees—every year is represented by a new ring, and paleontologists can count those concentric circles ...

An analysis of growth rings in the leg bones of 17 Tyrannosaurus rex individuals reveals that the dinosaurs matured much more ...

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 teeth on T. rex ...

Paleontologists continue to use the species to find out more about tyrannosaurs and dinosaurs in general Abigail Eisenstadt It’s been over 30 years since the discovery of the Nation’s Tyrannosaurus ...

Tyrannosaurus rex is one of the few dinosaurs that has its full scientific name in wide use, largely because that name is so cool. But now we might have a few others to learn, as analysis of known ...