Specifically, whether or not certain fossils found in Montana belonged to a young Tyrannosaurus rex or a completely separate, ...

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

New research has identified a dinosaur "mummy zone" in a series of ravines near Lusk, Wyoming. It's produced two mummies of a ...

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

For years, the "dueling dinosaurs" in a North Carolina museum were believed to be a Triceratops and Tyrannosaurus rex.

An argument over whether fossils from several small dinosaurs represent a juvenile Tyrannosaurus rex or smaller adults of a ...

It’s the ultimate thought experiment: a human dropped into the Cretaceous world of Tyrannosaurus rex. Could agility, terrain, or intelligence make up for the 15,000 pounds of muscle bearing down at 30 ...