Tyrannosaurus rex evolved in North America, but its direct ancestor came from Asia, crossing a land bridge connecting the continents more than 70 million years ago, according to a new study.

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

A new study based on mathematical modeling weighs in on the fierce debate among paleontologists over the origins of the king ...

The prehistoric crocodile relative may have tolerated both freshwater and saltwater habitats, allowing it to conquer North American coasts in the Cretaceous. Paleontologists have been on the trail ...

A shared shape rule, the power cascade, governs most bird beak growth. It links modern birds with extinct dinosaurs.

These sebecids were the last survivors of a group of ancient crocodile relatives called Notosuchia. Unlike today’s crocodiles ...

This particular story takes place on the west coast of southern Pangea, specifically the region that would one day become the Ischigualasto Formation of Argentina, and concerns an animal that ...

Scientists explain which dinosaur was the fasted using simulations. Fossil footprints can't accurately capture a dinosaur’s ...

They had a narrow and deep skull - superficially resembling that of a meat-eating dinosaur and much different from modern ...

The lifestyle icon recalled being served raccoon meat during an appearance on 'Late Night with Seth Meyers' Monday ...

One of Florida's most invasive species is the green iguana. Here’s what you need to know about hunting and eating (yes, ...

This plant-eating dinosaur, related to meat-eaters, possessed a sloth-like build with unique two-fingered hands, setting it apart from its relatives. Its claws, complete with preserved keratin ...