Scientists have proven Nanotyrannus was its own species, reshaping what we know about the predators that lived alongside T.

A new look at the "Dueling Dinosaurs" fossil reveals that Tyrannosaurus rex was not the only tyrannosaur roaming western ...

A groundbreaking analysis of the ‘Dueling Dinosaurs’ fossil has finally resolved a long-standing mystery in the world of paleontology. The fossil, discovered under a parking lot by the Denver museum, ...

What we knew as a “teenage dinosaur” of the T. Rex family was actually a completely different and adult species. Apparently, Nanotyrannus has spent decades ...

UNDATED (WKRC) - The king of dinosaurs is earning its name 66 million years after extinction. A new study published in the Ecology and Evolution journal has uncovered the possibility that the ...

Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type ...

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.

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 ...

CAÑON CITY, Colo. (CBS) – Much like its real-life ancestors, a life-sized animatronic T-Rex left behind only a skeleton after an "extinction" event at the Royal Gorge Dinosaur Experience. Thankfully, ...

Are the Velociraptor and Tyrannosaurus the two most ferocious dinosaurs in the Jurassic Park movies? Let's find out.

Researchers have long known that the meat-eating Tyrannosaurus rex had a teenage growth spurt, gaining around 35 to 45 pounds per week, to reach its colossal size. But up until now, it hasn’t been ...