A fossil from a seagull-sized winged reptile that lived millions of years ago was found in Arizona, and the creature has now ...

Researchers have described proteins that they say are among the most ancient ever sequenced. Two teams, which analysed ...

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 identified a new species of pterosaur from a fossilised jawbone discovered deep in the Arizona desert. The ...

However, that doesn't mean dinosaur revivals are just around the corner, despite what other Jurassic Park consultants have ...

Paleontologists have uncovered in Arizona a Triassic treasure trove of fossils dating back 209 million years ago.

The team named the new pterosaur species Eotephradactylus mcintireae. The generic name means ‘ash-winged dawn goddess’ and references the site’s volcanic ash and the animals’ position near the base of ...

Paleontologists know the bone bed as PFV 393. The late fossil preparator Bill Amaral found the site in 2011 on a field trip ...

Dinosaur explorer The foot bones of Moros are so skinny, it looks ganglier than even the juveniles of later, larger tyrannosaur species. But Moros was no toddler: Close study of the bones' cross ...