The tyrannosaur family tree just got a little bigger. A newfound relative of Tyrannosaurus rex was a smaller, and more graceful, carnivore than its fearsome cousin, but it sported some bizarre ...

The Tyrannosaurus rex seemingly came out of nowhere tens of millions of years ago, with its monstrous teeth and powerful jaws dominating the end of the age of the dinosaurs. How it came to be is among ...

Researchers have identified a new subspecies of tyrannosaur thought to be an older and more primitive relative of the Tyrannosaurus rex.A team of paleontologists and biologists from several ...

If Tyrannosaurus rex is too mainstream, discerning 10-year-olds may now have a new name to spout when asked their favorite dinosaur – Tyrannosaurus mcraeensis. The newly identified species appears to ...

A large Tarbosaurus bataar (adult) skull is on display in the new ’T. rex: The Ultimate Predator’ exhibit now open at the Perot Museum of Nature and Science. A new exhibition explores the latest ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The direct ancestor ...