University of Wyoming researchers used CT scanning to see how much of the fossilized bones in an historic dinosaur were real.

Mosasaurs were some of the most fearsome apex predators to ever stalk the Cretaceous era’s oceans. And according to ...

Scientists had reportedly found a dinosaur that died the day the world ended. At a site in North Dakota, fossils were di ...

Imagine a crocodile built like a greyhound — that’s a sebecid. Standing tall, with some species reaching 20 feet in length, ...

Tyrannosaurus rex evolved in North America, but its direct ancestor came from Asia, crossing a land bridge connecting the ...

Long before neighborhoods sprawled across North Texas, ancient seas teemed with formidable marine reptiles. One of those long ...

Getty/iStock New evidence adds to a 2020 finding that dinosaurs had bone tumors and other conditions seen in modern-day vertebrates. In 2014, researchers discovered a 150-million-year-old ulna of ...

This lineage of terrestrial crocs, called sebecids, lasted longer than previously believed, according to researchers who ...