Tyrannosaurus Rex was the apex predator of the Late Cretaceous world. You might picture these dinosaurs stomping around on ...

For decades, scientists believed that Tyrannosaurus rex reached its full size by the age of 25. However, new research has revealed that the iconic dinosaur likely required more time to reach its ...

New research suggests Tyrannosaurus rex ran on its tiptoes rather than flat feet.

Tyrannosaurus rex may have taken far longer to grow up than scientists once thought. By analyzing growth rings in fossilized leg bones from 17 tyrannosaur specimens and using new statistical methods, ...

The emergence of the world’s most iconic predator remains a scientific mystery. This latest discovery offers a critical clue ...

WASHINGTON, March 12 (Reuters) - A new analysis of a large shinbone unearthed in a remote spot in northwestern New Mexico in ...

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 ...

Scientists identified a fossil from New Mexico as belonging to a dinosaur that may have been an ancestor of the Tyrannosaurus Rex.

Almost a year ago, headlines proclaiming the sale of a largely complete T. rex-like dinosaur sparked an international custody battle that featured a confrontation at a public auction, a federal ...

Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...

A duckbill dinosaur%27s fossilized skull and hide bear healed marks of a predator attack The healed bite marks look like they came from a Tyrannosaurus Rex The find represents the first unequivocal ...