A groundbreaking analysis of the ‘Dueling Dinosaurs’ fossil has finally resolved a long-standing mystery in the world of ...

What if everything we know about T. rex growth is wrong? A complete tyrannosaur skeleton has just ended one of paleontology's ...

Scientists have proven Nanotyrannus was its own species, reshaping what we know about the predators that lived alongside T. rex. What if our understanding of T. rex growth has been wrong all along? A ...

A Montana fossil reveals that Nanotyrannus, once thought to be a young T. rex, was actually a full-grown predator and it's ...

When you look at a fossil on display, you may envision the world 66 million years ago. You might feel the earth shake beneath ...

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

A new analysis of a fossil unearthed in 2006 provides a fresh line of evidence that a separate tyrannosaur lineage called ...

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

Palaeontologists have argued for decades over whether certain fossils are young Tyrannosaurus rex or another species entirely ...

There are literally decades of research... based on a premise that this article overturns,” said one paleontologist.

How did these different dinosaur species interact? Did they hunt different prey? What did T. rex adolescence really look like ...

Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of ...