Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Paleontologists in North Dakota have discovered new species of ...

Researchers said they had discovered a new line of mosasaur, a giant sea-dwelling creature that lived alongside the dinosaurs. Its name, Jormungandr walhallaensis, draws on Norse mythology. By Orlando ...

Mosasaurs were a diverse group of marine lizards which, much like whales and other cetaceans, adapted to life in the oceans. And though we’ve been digging them up for 200 years now, new species are ...

WALHALLA, N.D. — Researchers who uncovered a new genus and species of mosasaur — an ancient, carnivorous aquatic lizard — in the Pembina Gorge north of Walhalla are hopeful the discovery will fill ...

A gigantic sea monster from the era of the dinosaurs has been discovered and named after a Norse snake. The 24-foot-long creature is a new species of mosasaur—aquatic, carnivorous lizards that lived ...

Scientists have discovered a new species of mosasaur, large, carnivorous aquatic lizards that lived during the late Cretaceous. With 'transitional' traits that place it between two well-known ...