A new study reveals that the Tyrannosaurus rex took up to 40 years to fully grow.

Argentavis magnificens was so massive it should’ve stayed grounded. Yet, this giant prehistoric bird still ruled the skies of ancient Argentina.

When most people think of massive snakes, the first one that comes to mind is the anaconda. Anacondas might be the largest ...

The fossilized backbones of what appeared to be woolly mammoths have turned out to come from an entirely different and ...

There are few creatures on Earth whose very silhouette evokes both awe and heartbreak quite like the black rhinoceros.

New research indicates that humans shaped their environments through hunting and controlled use of fire tens of thousands of ...

Researchers have uncovered compelling evidence that Neanderthals repeatedly deposited horned animal skulls in a Spanish cave over thousands of years, suggesting a culturally transmitted ritual ...

By cutting into a tiny throat bone, Princeton's Chris Griffin showed that it belonged to an adult of a smaller tyrannosauroid ...

A single fossilized footprint, roughly 1 meter long, has pushed paleontologists to redraw the upper limits of dinosaur size after sitting in storage for nearly two decades. The track, nicknamed ...

Crocodiles and capybaras look like a viral meme come to life: a prehistoric predator lounging calmly while a giant rodent naps on its back. The scene seems to defy everything people learn about food ...

In northern South America and on some Caribbean islands, inhabiting regions of Colombia, Venezuela, Trinidad, Curaçao, Aruba, ...

Long before whales dominated the oceans, Earth’s seas were home to a fish so massive it continues to challenge our ...