Tyrannosaurus rex was one of the most ferocious predators to ever walk the Earth. With a massive body, sharp teeth, and jaws so powerful they could crush a car, this famous carnivore dominated the ...

"[This discovery] was not a surprise in the sense that the theory of evolution tells us T. rex had earlier and more primitive ...

Artwork: T. rex was a formidable predator during the Cretaceous Period As a big, active predator, the mighty Tyrannosaurus rex needed a way to cool down. Now, scientists say that two large holes ...