The cast of the skull of Nigersaurus. The fossil skull of Nigersaurus was one of the first dinosaur skulls to be digitally reconstructed from CT scans. Photograph by Ira Block, Nat Geo Image ...

Fossilized dinosaur teeth are turning out to be much more than ancient leftovers — they’re helping scientists figure out what these massive animals ate, how they coexisted, and even how far they might ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

A pair of jaws found in phosphate reveal the existence of a new duck-billed dinosaur, Taleta taleta, that thrived just before ...

The fossils found reveal the existence of Ahshislesaurus wimani, a new, duck-billed hadrosaur from the late Cretaceous period ...

Dinosaurs may have gone extinct 65 million years ago thanks to a massive asteroid impact, but one of the last species on the planet had something in common with one of today's most fearsome creatures ...

New research led by Michael D. D'Emic, an assistant professor of biology at Adelphi University, indicates that a 70-million-year-old dinosaur shed and replaced its teeth like a shark about every two ...

Scientists have been researching a species of meat-eating dinosaur that lived in the Madagascar region about 70 million years ago. The dino is called the Majungasaurus, and what the team of ...

The only known cannibal among dinosaurs replaced its pearly whites more often than scientists expected, and so did some other carnivores. By Katherine Kornei If there was a tooth fairy in the ...

It stands to reason that a 95 million-year-old tooth shipped to my home would have a rich past. But what ensued after I bought it online for about $100 revealed how, for such relics and those who ...