The “dueling dinosaur” fossil still leaves more questions than answers as scientists now attempt to determine their causes of ...

Two paleontologists think they have settled a long-standing debate as to whether certain fossils from the very end of the ...

More than 60 million years on from its final day on Earth, there's a dinosaur we owe an apology. Paleontologists confirm that the Tyrannosaurus rex locked in combat with a Triceratops in the famous ...

Nano Tyrannus lancensis was first identified in the 1940s but later largely dismissed by the paleontological community as ...

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 - ...

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 ...

Now, a research team says new evidence resolves the case. The latest clue comes from a complete skeleton — first uncovered in ...

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