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

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

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

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.

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 ...

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

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

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 ...

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, ...

Tyrannosaurus rex could gnash and chomp its teeth together with such force that it could easily pulverize the bones of its prey, a new study finds. The king of dinosaurs could bite down with a force ...

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.

Ever since the release of the blockbuster Jurassic Park, the Tyrannosaurus rex has been associated with ground shaking tremors as it moved. But in fact, rather than stomping heel-first, the ...