Geologists have discovered an old river that formerly flowed through Antarctica but is now buried below kilometers of ice.

Vasuki, the ancient big snake from India, was a slow-moving ambush predator that subdued prey through constriction. It lived 47 million yea...

Parts of Antarctica, one of the coldest places on Earth, were as warm as today's California coast about 40 million years ago with temperatu...

The researchers have named the new family the Eorpidae, after the Eocene Epoch, the age when these insects lived some 50 million years ago.