For decades, scientists argued over whether a collection of small tyrannosaur fossils from the American West were teenage ...

The debate over Nanotyrannus’ identity is finally over. A remarkably preserved fossil proves it was a mature species, not a teenage T. rex. This discovery rewrites how scientists understand ...

“This is the biggest dinosaur discovery of the decade, and I am proud that it is happening right here in North Carolina,” Stein said, going on to praise the state’s public universities and public ...

A paleontologist was trying to locate the site of a famous 1908 discovery when a rancher in Wyoming shared an important clue.

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

For many years, paleontologists have debated about whether there was a smaller relative of the Tyrannosaurus rex, or if those smaller fossils were really just awkward teenage versions of the king of ...

The Dueling Dinosaurs fossil contains two dinosaurs preserved together in a potential predator-prey encounter.

A new look at the "Dueling Dinosaurs" fossil reveals that Tyrannosaurus rex was not the only tyrannosaur roaming the land.

T. rex's story has been turned on its head by a new discovery about one of the world's most famous fossil finds. One of the ...

Researchers say they have uncovered a case of mistaken identity and found evidence of a species called Nanotyrannus lancensis.

Scientists say there’s new evidence that settles the origins of a mysterious dinosaur excavated in the 1940s. Researchers have long debated whether a dinosaur skull found in Montana decades ago ...

A site in the San Juan Basin of northwestern New Mexico is providing a rare glimpse into the last days of the dinosaurs.