A baby dinosaur fossil hidden inside solid rock for nearly 100 million years is now rewriting South Korea’s fossil record.

A225-million-year-old fossil discovered in Africa is rewriting the story of how dinosaurs first emerged. The fossilized leg bone, belonging to a little-known group of reptiles called silesaurs, ...

Add Yahoo as a preferred source to see more of our stories on Google. Artist's reconstruction of a landscape dating to 209 million years ago at the site of Petrified Forest National Park in Arizona By ...

Researchers are uncovering the evolutionary steps that set the stage for dinosaurs to rule the planet Amy McDermott, PNAS Front Matter Paleontologists have found early examples of theropods, the group ...

We all know dinosaurs were scary. Tyrannosaurus rex was one of the largest land carnivores of all time, weighing between ...

Doolysaurus is believed to have lived during the mid-Cretaceous period ...

Exactly where and when dinosaurs first evolved are still open questions in paleontology. Exactly where and when dinosaurs first evolved are still open questions in paleontology; it’s hard to even say ...

WASHINGTON (Reuters) -Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America's oldest-known flying reptile, that reveal a time of transition when venerable ...