A 259-million-year-old fossil skull of Yinshanosaurus angustus has been found, filling a key evolutionary gap in ...

A team led by the Smithsonian has discovered North America’s oldest known pterosaur—a small, seagull-sized flying reptile ...

A rare Triassic fossil site reveals North America's oldest known pterosaur, Eotephradactylus mcintireae, in what was once a ...

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 lineages that were ...

Roughly 252 million years ago, Earth experienced its deadliest known extinction. Known as the Permian–Triassic Mass ...

Paleontologist Victor Beccari was looking through the fossilized reptiles housed at London’s Natural History Museum when he ...