When a teenager went to a chalk cave to hunt for fossils, little did he know he would become part of a remarkable chapter in ...

Mysterious trenches stretching for kilometers across southern Australia's Nullarbor Plain have been revealed as the surface ...

Best known for its Paleolithic art, Valencia’s Cova de les Dones also contains a Roman sanctuary where researchers say women appear to have played an active role in the worship of a female deity ...

An ancient cave in southwestern China has revealed new evidence about how Denisovans—an ancient human relative—lived, ...

Veryovkina Cave reveals more mysteries the deeper you go. Here’s everything that makes this cave a world of its own. Some of Earth’s most extreme frontiers lie beneath our feet, in places so ...

Right along the Ohio River in far southern Illinois sits a 55-foot-wide cave that has watched centuries of travelers come and go. A short set of stairs and a ...

Since 1900, Ngilgi Cave has been the unlikely honeymoon destination, the site of a world record feminist cave sit, and the home of an infamously narrow tunnel. Ngilgi Cave got its name from an ...

A remarkably preserved Ice Age home found deep inside a Spanish cave offers a rare glimpse into prehistoric life.

With high carbon dioxide, low oxygen and no photosynthesis, here’s how an entire ecosystem persists in one of the world’s most extreme environments. Life, as we know it, is exceptionally good at ...