The National Park Service has announced another ancient shark discovery at Mammoth Cave in Kentucky. The latest find, named ...

For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said.

This rib bone discovered in a cave in the Spanish Pyrenees tells a story of Bronze Age violence. But who fired the shot?

The two joined forces to enter Tlayócoc cave, a system that had been explored before, according to an April 9 news release from the National Institute of Anthropology and History.

A young cave guide and a cave researcher on a mapping project discovered ancient artifacts in a hidden room, archaeologists said. Mexico National Institute of Anthropology and History In the ...

A tiny shark species dating back hundreds of millions of years has been identified at Mammoth Cave National Park in Kentucky, the National Park Service announced Monday.. The identification was ...