The dinosaur existed during the Late Triassic period, known for the first real appearances of dinosaurs and the early ...

Paleontologists may have discovered when plant-eating dinosaurs evolved their long necks after a new species of ...

When did these blockhead dinosaurs get their domes? A new fossil is “the specimen we have all been waiting for.” ...

A fossil from about 66 million years ago reveals a species of dinosaur that is new to science, with claws that would have ripped through its prey's flesh ...

The hadrosaur would have lived in the same ecosystem as armored ankylosaurids, horned dinosaurs like the Navajoceratops, as well as the “Bisti Beast,” a well-known horned dinosaur of New Mexico, ...

Paleontologists have discovered a new species of iguanodontian dinosaur that lived 125 million years ago during the Cretaceous period, they said in a research paper. Examination of fossils found in ...

Scientists have unearthed in Mongolia the oldest and most complete fossil of a pachycephalosaur, a group of dinosaurs known for their dome-shaped skulls, according to a new study published Wednesday ...

In this artist's reconstruction, two pachycephalosaurs from the new species Zavacephale rinpoche spar, engaging in head-butting behavior that some researchers theorize may have been the purpose for ...