New findings about the Nanotyrannus have upended what we thought we knew about dinosaur hierarchy ...

A 74-million-year-old bone discovered in New Mexico may belong to an ancestor of T. rex, offering clues about the giant ...

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

Paleontologists have discovered a new species of dinosaur that was related to the infamous Tyrannosaurus rex. The dino fossils, two partial skeletons found in Gobi Desert in Mongolia in the 1970s, ...

Tyrannosaurus rex evolved in North America, but its direct ancestor came from Asia, crossing a land bridge connecting the continents more than 70 million years ago, according to a new study led by UCL ...

For decades, scientists have been counting annual growth rings—similar to tree rings—inside fossilized leg bones of Tyrannosaurus rex to estimate how old the giant carnivores were when they died and ...

WASHINGTON, Dec 4 (Reuters) - Paleontologists for decades debated whether meat-eating dinosaur Nanotyrannus was actually just a juvenile Tyrannosaurus. But within a span of five weeks, the matter ...

For decades, dinosaurs, especially the Tyrannosaurus rex, have captured the imaginations of the public and paleontologists alike. In many instances, pop culture has depicted the T. rex as the giant ...