(CN) — A fossil long at the center of one of paleontology’s fiercest debates has finally given up its secret, and it’s rewriting what scientists know about Tyrannosaurus rex. Researchers studying the ...

For more than sixty years, one battered skull has stirred a fight that would not fade. The fossil, stored in Ohio, carried a ...

A family of dinosaurs including T. rex shows an independent trend of growing a large head while the front limbs shrink. Meraxes gigas, a newly-discovered carnivorous dinosaur, shares these traits.

This week's cover of the international scientific journal 'Nature' features two small dinosaurs facing a giant Tyrannosaurus ...

When a new dinosaur species was discovered in the North Slope Borough of Alaska—not one of the states with the most dinosaur discoveries but a place where hundreds of fossils have been found—the ...

Is a mysterious, small tyrannosaur fossil from Montana just a juvenile? Or did tiny tyrannosaurs once walk the Earth? New research published in the journal Nature on October 30 offers evidence that ...