Paleontologists have uncovered the oldest and most complete dome-headed dinosaur fossils to date in Mongolia's Gobi Desert. The fossils, which are between 108 million and 115 million years old, push ...

Dome-headed dinosaurs, officially called pachycephalosaurs, are one of the “most enigmatic” creatures from the Cretaceous (145 million to 66 million years ago). While these herbivores often appear in ...