From horseshoe crabs to crocodiles, some of these creatures have looked about the same for hundreds of millions of years.

Thrinaxodon was a mammal ancestor that lived 250 million years ago and whose ability to hear was unknown until now. Researchers who scanned its skull and ran digital simulations found that the ...

The ancient Greek myths are full of beings that bear a striking resemblance to the vampires of later folklore.

In the coastal city of Sidmouth in southern England, the water of the English channels batters the shore and erodes the soft rock. Layers of stone become exposed as the top is washed away, and ...

Think again about the idea of ancient life being a solo fight. New fossil finds show that Cambrian creatures were actually partying like it’s 1999. These ancient beings were not just getting by; they ...

We often think of dinosaurs as some of the most terrifying creatures that have ever existed. But what if I told you that there were some ancient creatures that were even more terrifying than dinosaurs ...

Almost half a billion years ago, plants that once spent life submerged in water began to appear on land. About a hundred million years later, life-forms that once knew nothing but the sea began ...

Koalas with the bodies of lions. Elephants the size of your dog. Gigantic, 8-foot-tall sloths. These aren’t creatures found in science fiction: They walked our planet a million years ago, during the ...

Turns out jellyfish and sea anemones – among the ancient creatures with a nervous system instead of a brain – have a very similar sleeping routine to our own. A new study published in Nature ...