Rhinos that flourished across much of North America 12 million years ago gathered in huge herds, according to a new study.

Colossal Biosciences said it used ancient DNA from the extinct species to create three dire wolf pups named Romulus, Remus ...

This weird wasp shared the Earth with the dinosaurs nearly 100 million years ago. Paleontologist studying specimens of the ...

More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs ... offer new insights into how prehistoric mammals responded to changing ...

A company revealed Monday it’s created the “world’s first de-extinct animals,” two wolf pups genetically modified to resemble extinct dire wolves.

The idea that dinosaurs were already in decline before an asteroid wiped most of them out 66 million years ago may be explained by a worsening fossil record from that time rather than a genuine ...