“Ancient DNA has produced a revolution in our understanding of recent human origins,” said Daniel Green, field program ...

Scientists in recent years have made progress in finding ancient DNA in fossils, gaining insight into organisms that lived ...

Fossils of the pterosaur were discovered in Petrified Forest National Park. The fossils date back 209 million years.

In the remote reaches of Arizona s Petrified Forest National Park, scientists have unearthed North America's oldest known pterosaur a small, gull-sized flier that once soared above Triassic ecosystems ...