A groundbreaking discovery in Arizona’s Petrified Forest reveals North America’s oldest pterosaur.

The newly-found fossils are 209 million years old and include pterosaurs, primitive frogs and lizard-like reptiles ...

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 ...

Scientists have found a new species of pterosaur that lived 200 million years ago along with the dinosaurs. The fossilised ...

Scientists have discovered a new species of pterosaur – a flying reptile that soared above the dinosaurs more than 200 million years ago.The jawbone of the ancient reptile was unearthed in Arizona ...

How does it take for an animal to make its mark in history particularly when its bones are as delicate as a potato chip? Eotephradactylus mcintireae’s answer is a mix of volcanic ash, river ...

A delicate jawbone unearthed in Arizona has revealed North America's oldest known pterosaur, a flying reptile no bigger than ...

Five out of eight chimps were spotted wearing grass in their ears, while six put their own unique stamp on the trend, letting ...

The scientists were planning to investigate the processes that occur when a whale carcass falls to the sea floor. To simulate this, they dropped a cow carcass at 1,629 meters (5,344 feet) deep on a ...