Andrew Rossi writes, "I immediately knew that this story was special. I wanted to do a story on "Wyoming's dinosaur mummies" ...

For years, scientists have debated whether Nanotyrannus was simply ajuvenile version of the mighty Tyrannosaurus rex dinosaurs. A new study, however, puts this argument to rest. Researchers have now ...

WASHINGTON (Reuters) - T. rex still reigns as the king of dinosaurs, according to scientists who on Monday argued against a contentious hypothesis advanced this year that the mighty meat-eater ...

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.

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 ...

Steven Spielberg’s thrilling adaptation of Michael Crichton’s novel Jurassic Park came out at a time when new advances were being made in research about dinosaurs, causing the massive beasts to take ...

For more than sixty years, one battered skull has stirred a fight that would not fade. The fossil, stored in Ohio, carried a name that many doubted: Nanotyrannus lancensis. Some experts said it was a ...

"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 ...

When we think of dinosaurs, fierce giants like Tyrannosaurus rex (T. rex) or long-necked sauropods usually come to mind.