A dinosaur dubbed one of the "strangest" ever found boasted an elaborate armory of long bony spikes and a tail weapon, ...

The 13-foot dinosaur, covered in long spikes fused into its bones, suggests ankylosaurs developed tail weapons 30 million ...

Paleontologists say the fossils could prove dinosaurs lived in the northern hemisphere millions of years earlier than previously thought.

Paleontologists at the University of Wisconsin-Madison have unearthed the oldest dinosaur ever found in North America – a creature they’ve named Ahvaytum bahndooiveche.

A team of international paleontologists has unearthed the oldest known cerapodan dinosaur in Morrocco. Cerapodans were a group of small, plant-eating dinosaurs that hopped on two legs, much like ...

The oldest dinosaur ever discovered in Africa is 230 million years old, paleontologists have found. The near-complete skeleton was unearthed over the course of two years by a team of ...

Science Newly discovered dinosaur could be the oldest ever found in North America, researchers say Paleontologists say the fossils could prove dinosaurs lived in the northern hemisphere millions of ...

Paleontologists at the University of Wisconsin-Madison have unearthed the oldest dinosaur ever found in North America – a creature they've named Ahvaytum bahndooiveche.