Amphibians and reptiles face an unprecedented global extinction crisis, with a significant proportion of species threatened ...

The Huayuan biota fills a gap in the fossil record that has made it difficult to study recovery after the Sinsk event. With 50,000 specimens, 91 new species, and soft-tissue preservation, researchers ...

Ancient linkups may have happened more frequently between female humans and male Neanderthals, according to an new genetic ...