A new specimen of one of the most controversial species of dinosaur has the potential to overturn decades of research on the ...

Everything scientists believed about the T-Rex could be wrong after a study proved the existence of its smaller cousin.

Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or ...

Paleontologists have long debated whether small tyrannosaurs were their own species or simply teenage T. rexes. This debate ...

Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of ...

There are literally decades of research... based on a premise that this article overturns,” said one paleontologist.

How did these different dinosaur species interact? Did they hunt different prey? What did T. rex adolescence really look like ...

What if everything we know about T. rex growth is wrong? A complete tyrannosaur skeleton has just ended one of paleontology's ...

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

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

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 ...