The surprising discovery of a new species of extinct crocodile relative from the Triassic Favret Formation of Nevada, USA, rewrites the story of life along the coasts during the first act of the Age ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Scientists have identified a new species of extinct crocodile kin that ...

Dinosaurs arrived hot on the tails of their more ancient relatives, reptiles called dinosauromorphs, a new study shows. New dating of a dinosauromorph fossil layer in a geologic formation in Argentina ...

Arizonasaurus was an archosaur from the Middle Triassic. Dinosaurs evolved from a group of reptiles called archosaurs (“ruling reptiles”) around 240–250 million years ago. This was during the Triassic ...

A reptile from the Middle Triassic had a spectacular crest made from feather-like structures, around 100 million years before the first feathered dinosaurs. Its remains comprise two fossils with the ...

In a review, published today in the journal Frontiers in Earth Science, scientists reveal that predators became meaner and prey animals adapted rapidly to find new ways to survive. On land, the ...