For decades, scientists believed that Tyrannosaurus rex reached its full size by the age of 25. However, new research has revealed that the iconic dinosaur likely required more time to reach its ...

This suggests the dinosaurs hunted different prey at various stages of life. The faster juvenile T. Rexes probably chased ...

Evolutionary biologists and biomechanics experts are giving the apex predator a serious makeover. It turns out the T. rex was remarkably dainty on its feet. Instead of slamming its heels into the dirt ...

For decades, pop culture has painted Tyrannosaurus rex as a heavy-footed titan whose every step would make the ground tremble ...

The predator, nicknamed Raptorex, lived about 60 million years before the T. rex and was slightly larger than the human male, scientists said. The findings, to be released Friday ...

THE T-REX ran faster than previously believed and probably would have beaten Usain Bolt in a 100m sprint, a shock new study reveals. It all comes down to new findings about the way this lethal ...

Tyrannosaurus rex could gnash and chomp its teeth together with such force that it could easily pulverize the bones of its prey, a new study finds. The king of dinosaurs could bite down with a force ...

Billions of Tyrannosaurus rex roamed North America during their fascinating reign as top predators, according to a team of researchers that went about the daunting task of making the calculation.

NEW YORK (AP) — 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 ...

Yes, there are plenty of big-budget visual effects of prehistoric creatures in Steven Spielberg’s natural history show. But the voiceover is the real draw ...

The series is produced by Steven Spielberg's Amblin Documentaries, with animation from Industrial Light & Magic.