Tyrannosaurus rex is one of the most recognizable names of the dinosaur world, a hulking and terrifying meat-eating behemoth.

A new dinosaur species may be the closest known relative of Tyrannosaurus rex, a new study suggests. The research reshapes scientists’ understanding of how the most famous dinosaur – T. rex – might ...

Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type of dinosaur? At first, researchers had only a tyrannosaur skull to ...