The fossil was originally found in New Mexico that year. Then, in 1935, scientists classified it as a Kritosaurus, which, ...

Scientists have discovered an enormous species of duck-billed dinosaur that lived in what is now New Mexico about 75 million ...

A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers. The dinosaur, named Brontotholus harmoni, belongs to the family pachycephalosauridae ...

Ceratopsians were horned, beaked dinosaurs that once stomped their way all over North America and Asia during the Late ...

A newly described dinosaur that appears to have persisted beyond a catastrophic die-off is forcing scientists to rethink how mass extinctions actually play out on the ground. Instead of a clean break ...

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 ...

Tenontosaurus fossils found in West Texas, the southernmost record of the dinosaur and a key to the Early Cretaceous.

Ankylosaurs, with their squat, armored bodies and bizarre, weaponized tails, are an iconic group of dinosaurs. While there were plenty of species present in the Cretaceous, they’re thought to have ...

Scientists in Argentina have discovered a new species of dinosaur that they believe could be at least 70 million years old. The Joaquinraptor was discovered in 2019 in Patagonia, the southern tip of ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities. Alamosaurus was one of the last dinosaurs from ...

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 ...

A new dome-headed dinosaur species was discovered in Montana, a study released this month shows. Researchers discovered the fossils of Brontotholus harmoni, a dome-headed dinosaur in Montana, ...