A newly described Patagonian fossil reveals the evolutionary origins and global spread of the tiny alvarezsaur dinosaurs.

A blade of bone lay half-buried in Saharan sand, shaped like a scimitar and tall enough to confuse the people who picked it ...

The semi-aquatic dinosaur, Spinosaurus mirabilis, was discovered by an international team of scientists working in Niger.

A near-complete fossil from Patagonia has finally cracked open the mysterious evolutionary history of one of prehistory's strangest dinosaur groups ...

A triceratops skeleton that stood in a Wyoming museum for decades will be auctioned off, a rare instance of a ...

“This study demonstrates that eggshell biocalcite from non-avian dinosaurs, birds, and other egg-laying vertebrates has the ...

WASHINGTON, Feb 25 (Reuters) - In Argentina's Patagonia region 95 million years ago, some huge dinosaurs roamed the landscape ...

Add Yahoo as a preferred source to see more of our stories on Google. New dinosaur fossils were discovered at the Dinosaur National Monument, leading to the first excavation there in more than 100 ...

A research team led by Dr. Márton Rabi from the Biogeology Department of the University of Tübingen, together with Máté ...

Finding dinosaur fossils on the island of Ireland is harder than finding a "needle in a haystack", the curator of geology at National Museums Northern Ireland has said. But the only two ever to have ...

The Tenontosaurus was a large ornithopod that walked on four legs and roamed during the Early Cretaceous period, around 110 to 120 million years ago. Believe it or not, the dinosaur wasn't officially ...

Fossil prospector Ron Frithiof (with a mosasaur from his collections) was sued over a T. rex that he uncovered. "This whole experience," he says, "has been a disaster." Aaron Huey Editor’s note: On ...