A giant tyrannosaur in the late Cretaceous, 74-75 million years ago. (Chase Stone) A new analysis of a shinbone from the oldest known giant tyrannosaur in North America suggests that the 'king of ...

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

A newly uncovered tyrannosaur leg bone is shaking things up in the dinosaur world. The leg bone uncovered in New Mexico ...

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

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

This suggests the dinosaurs hunted different prey at various stages of life. The faster juvenile T. Rexes probably chased ...

The College of the Atlantic student used biomechanical modeling to show the predatory dinosaur walked on its tiptoes like an 8-ton bird.

Scientists studying fossils in Albuquerque have discovered an early ancestor of the Tyrannosaurus rex roamed New Mexico more than 74 million years ago, according to a Thursday news release.

A leg bone discovered in northwestern New Mexico decades ago raises new questions about the origins of the infamous T. Rex.

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, ...

New findings about the anatomy of the dinosaur age’s fiercest predator suggest it chased prey “like an oversized bird.” ...

Giganotosaurus was a massive carnivorous dinosaur discovered in South America Some scientists suggest it may have rivaled or even exceeded the size of “T Rex” However much of its skeleton remains ...