Learn how chemical clues reveal a mosasaur was hunting in freshwater rivers as the Cretaceous seaway receded.

Mosasaurs were some of the most fearsome apex predators to ever stalk the Cretaceous era’s oceans. And according to Mississippi Department of Environmental Quality (MDEQ) geologist James Starnes, a ...

Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater ...

Experts think the creatures adapted to river environments in the final million years before they became extinct.

This video examines how introducing a Mosasaurus radically disrupted the game’s balance. Its size, strength, and speed ...

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

JACKSONVILLE, Fla. — The world was a drastically different place 90 million years ago, and Saturday on Good Morning Jacksonville, UNF faculty member Dr. Barry Albright gave viewers a glimpse into what ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Until now, these terrifying giant aquatic reptiles with a bulky skull and powerful jaws were thought to be sea-dwelling predators, exclusively hunting in the oceans. Now, a 66-million-year-old ...

"Living in a pool with 3 million gallons of water in the dinosaur park Jurassic World, where visitors could see him feed on sharks in a sort of aquatic show, or through an aquarium underneath the ...

A Feb. 21 Facebook video (direct link, archive link) claims to show footage of a Mosasaurus, a water-dwelling reptile that lived millions of years ago. "Extinct Animals Caught On Camera," reads the on ...