For years, the "dueling dinosaurs" in a North Carolina museum were believed to be a Triceratops and Tyrannosaurus rex. However, an article published on October 30 in the journal Nature has a different ...

A groundbreaking study of Tyrannosaurus rex fossils has rewritten what humans know about these prehistoric predators and how long they lived millions of years ago. A study by three US researchers ...

Add Yahoo as a preferred source to see more of our stories on Google. A new fossil study confirms that a smaller tyrannosaur once lived beside T. rex, changing how we see the dinosaur world and the ...

The largest study ever conducted on the growth of Tyrannosaurus rex reveals that the dinosaur took a far longer and slower route to adulthood than scientists had previously believed.

He's been called the greatest fossil collector who ever lived - and he was born 153 years ago this week in the small town of Carbondale, Kansas. Sometimes referred to as "Mr. Bones," his real name was ...

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? Despite the fact that much of the current research in ...

Researchers now identify the "dueling dinosaur" tyrannosaur as an adult Nanotyrannus, not T. rex. "This fossil...flips decades of T. rex research on its head," says Lindsay Zanno. Study reveals ...

When you look at a fossil on display, you may envision the world 66 million years ago. You might feel the earth shake beneath you as a large predator stalks the ancient floodplain. It has long, sharp ...