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

A recent study suggests the unique geology of an area in Wyoming makes it a trove of unusually preserved fossils ...

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

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

An argument over whether fossils from several small dinosaurs represent a juvenile Tyrannosaurus rex or smaller adults of a ...

Palaeontologists have argued for decades over whether certain fossils are young Tyrannosaurus rex or another species entirely ...

In what might be the coolest solution to "how to find fossils", a new study has revealed how we can take to the skies when ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...

A pair of Edmontosaurus specimens found in a Wyoming dig help researchers to understand the process that led them to be ...

Fossils from New Mexico change how we look at dinosaur history.

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

Argentine scientists reveal Chucarosaurus diripienda, a giant 30-meter titanosaur found in Patagonia that challenges ...