Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...

A fossil site in New Mexico with numerous dinosaurs, including the gargantuan Alamosaurus, dates to shortly before the ...

A trove of specimens from New Mexico may help settle a long-running argument about the diversity of dinosaurs before their ...

A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers.

A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers. The dinosaur ...

The new species belongs to the same group as triceratops and stegosaurs. Paleontologists have discovered a new species of iguanodontian dinosaur that lived 125 million years ago during the Cretaceous ...