This colossal footprint hints at the existence of a truly gigantic dinosaur – potentially larger than even the fearsome ...

A GIANT two-legged dinosaur that dwarfed the T-rex stomped through the Gobi Desert over 65 million years ago. The proof? Its ...

The top of a Pachycephalosaurus skull could be 9 inches (23 centimeters) thick, and much of the skull and the snout were also covered by small bony knobs and spikes. The dinosaur's distinctive ...

Only the bony spikes remained on other fossils from armored dinosaurs. This is because keratin — the dead cells that make up structures like hair and fingernails — doesn't fossilize well.

Borealopelta’s massive shoulder spikes could have acted like a bull ... it must have had some terrifying predators indeed. The terrifying dinosaur of the day, 110 million years ago, was ...