A worthy matchup of big teeth, little brains. Picture this: Two dinosaurs with massive teeth and hulking figures circle each other, threatening a smackdown. Each was the most successful predator of ...

How did sauropods, uniquely large land animals, actually live, with their anatomy and physiology pushed to such extremes? Well, their unprecedented gigantism came with some equally massive costs… Eons ...

No creatures ever stomped across the planet quite like the creatures scientists call sauropodomorphs. These long-necked plant eaters were the largest dinosaurs, and they included the mighty 70-ton ...

Don't tell the producers of Jurassic World, but dinosaurs like Tyrannosaurus rex may have grown even larger than we previously thought based on the fossils they left behind. This is the conclusion of ...

Tyrannosaurus rex holotype specimen at the Carnegie Museum of Natural History, Pittsburgh. — ScottRobertAnselmo — CC BY-SA 3.0 Tyrannosaurus rex holotype specimen at the Carnegie Museum of Natural ...

In 1989, paleontologist Darren Tanke suggested that similar breaks were the result of mating as one dinosaur mounted the ...

The skeleton sat inside the Suining Formation rock bed. This layer dates to 147 million years ago. The sediments indicate a lakeshore in a semi-arid zone.

In a rocky corner of southeastern China, a trail of fossilized footprints has revealed a predator so large it would have ...