By about 175 million years ago, a group known as Pennaraptora had emerged - the closest known relatives of modern birds and the only dinosaur lineage to survive the mass extinction 66 million years ...

The bones of a 160-million-year-old dinosaur are helping scientists solve one of evolution’s biggest mysteries: how birds gained flight. Hidden within the wrist of a small, feathered dinosaur lies a ...

A fossilized larynx from a newly discovered dinosaur species may finally provide insight into the prehistoric sounds that once echoed across the Earth. Far from the terrifying roars portrayed in films ...

Around 70 million years ago, this reptile roamed the lands of the southeastern United States, feasting upon dinosaurs.

In a study of fossils, a research team led by evolutionary biologist and Johns Hopkins Medicine assistant professor Matteo Fabbri suggests that a group of giant reptiles alive up to 220 million years ...