Two dinosaurs fossilized in combat, originally thought to involve a juvenile Tyrannosaurus rex testing its mettle against a Triceratops, actually feature a separate species frequently confused with ...

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Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America. Fossil evidence from New Mexico shows that distinct “bioprovinces” of ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

More than a century ago prolific fossil collector Charles Sternberg discovered the skeleton of a duck-billed Edmontosaurus dinosaur in the sandstone rocks of the Lance Formation in eastern Wyoming.

One of the worst days in the history of life on Earth started like any other. Herds of hadrosaurs with huge head crests and duck bills roamed ancient New Mexico for plants to eat, making sure not to ...

Brontotholus harmoni lived in the Late Cretaceous about 75 million years ago. A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers. The ...

A New Jersey dinosaur park listed dozens of life-size Jurassic giants — including a Tyrannosaurus Rex — on Facebook Marketplace as its on-site attraction gears up for extinction. Guy Gsell, owner of ...

Megaraptorans were known for their elongated skulls and powerful claws. Paleontologists in Argentina have discovered a new predatory dinosaur -- the fossils of which contained a crocodile bone within ...

Scientists have discovered a new dinosaur from Argentina with powerful claws, feasting on an ancient crocodile bone. The new find was possibly 23 feet long and hailed from a mysterious group of ...

Tsogtbaatar Chinzorig, a paleontologist at North Carolina State University, didn’t have to travel far on the day he made what may be the most important fossil discovery of his career. As he stepped ...