Paleontologists say a newly discovered species from Argentina's high-altitude Andes provides an evolutionary hint to how ...

Argentinian scientists have found fossilized bones of one of the world's oldest dinosaur species in the Andes Mountains, the ...

Discovery published by CONICET scientists in prestigious 'Nature' scientific journal. Fossils are some 230 million years old.

The fact that dinosaurs had feathers is starting to become common knowledge, but what's not commonly known is what those ...

Paleontologists have found the fossilized remains of the oldest dome-headed dinosaur ever discovered.

The pachycephalosaurs were a unique group of dinosaurs with domed heads. But scientists haven't known much about them because their fossils have been so incomplete. A stunning discovery from southern ...

Istiorachis macarthurae, dated to about 125 million years ago, sat in a museum for years before being rediscovered.

Surely a contender for the most bizarre-looking dinosaur of them all is Yi. This small (in size and name) dinosaur from the ...