For decades, a small tyrannosaur skull has divided paleontologists over whether it belonged to a separate species or a ...

For more than sixty years, one battered skull has stirred a fight that would not fade. The fossil, stored in Ohio, carried a ...

A team of paleontologists has meticulously documented an astonishing 16,600 individual footprints within Toro Toro, a ...

Was Nanotyrannus a bona fide species or just a teenage Tyrannosaurus rex with a lot more growing to do? Scientists have settled that debate.

Legend once had it that the huge, three-toed footprints scattered across the central highlands of Bolivia came from supernaturally strong monsters — capable of sinking their claws even into solid rock ...

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 ...

For decades, paleontologists argued over the lone skull used to establish the distinct species Nanotyrannus. Was it truly a ...

WASHINGTON (Reuters) - Surmising even the physical appearance of a dinosaur - or any extinct animal - based on its fossils is a tricky proposition, with so many uncertainties involved. Assessing a ...

Tyrannosaurus rex is thought to have had one of the most powerful bites of any animal that ever lived. So strong, in fact, that not only could it crush the bones of its prey, but it should have ...

"Stan" - A Tyrannosaurus rex dinosaur fossil skeleton is displayed in a gallery at Christie’s auction house in New York City. The fossil is named after the amateur paleontologist Stan Sacrison, who in ...

WINONA, Minn. — It was a dinosaur that once roamed the Earth 66 million years ago, and now a big piece of it sits housed in a ...