Scientists figured out that the predators were lumped in with a previously named mosasaur species. The new one, called ...

“Besides being huge, roughly twice the length of the largest great white sharks, T-rex appeared to be a much meaner animal ...

The newly described mosasaur Tylosaurus rex spanned up to 43 feet (13 meters) long and may have been one of the fiercest ...

There's a new T. rex in the fossil record, only this one terrorized the ancient seas. New research led by scientists at the ...

Just when you thought it was safe to go back in the water, scientists have discovered a giant, bus-size sea predator that was ...

The study team said they were not the first to recognise the creature as a separate species.

A fossil discovered in New Mexico could rewrite the history of dinosaurs by revealing a giant tyrannosaur that predates T.

Tylosaurus rex rewrites the story of giant sea predators, not just for its size but for what its bones reveal about mosasaur ...

It's known as the "Dueling Dinosaurs" fossil: A triceratops and a tyrannosaur, skeletons entangled, locked in apparent combat right up until the moment of their mutual demise. Even in the Hell Creek ...

Scientists have raised concerns about the lack of Tyrannosaurus rex fossils for their research due to wealthy individuals buying them all. The mighty T. rex is one of the most iconic dinosaurs, easily ...

Despite the fact that much of the current research in paleontology focuses on trying to find traces of organic remains in fossils, dinosaur DNA has unfortunately never been recovered. A new study by ...