A fossil once locked in prehistoric combat has just rewritten one of paleontology’s longest-running debates — and upended what scientists thought they knew about Tyrannosaurus rex.

After years of study, the researchers established that the predator was not a juvenile T. rex at all but a fully grown ...

For years, the "dueling dinosaurs" in a North Carolina museum were believed to be a Triceratops and Tyrannosaurus rex.

NC State University and the NC Museum of Natural Sciences discover the nanotyrannus, a smaller dinosaur once thought to be a ...

This was not only a kick in the jewels for the president, but for Speaker Moses as well. On Thursday, he accidentally gave ...

Fossil known as Nanotyrannus was full-grown predator that lived alongside Tyrannosaurus rex, study finds - Anadolu Ajansı ...

At the twilight of the age of dinosaurs, an agile and vicious predator named Nanotyrannus prowled western North America, resembling a smaller version of Tyrannosaurus - about a tenth the body mass - ...

A new palaeontological breakthrough based on analysis of the “Dueling Dinosaurs” fossil has revealed that the T. rex had a ...

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

Once thought to be a baby T. rex, was a separate, agile species that redefines the predator hierarchy of the late Cretaceous.

A major shake-up in dinosaur paleontology reveals that what scientists have long called "Tyrannosaurus" is actually two ...

A new study shows that 67-million-year-old fossils originally discovered around eighty years ago, are that of an adult ...