Deep within a long-sealed cave overlooking the Loire River in central France, scientists have uncovered what may be the earliest known Neanderthal cave engravings. Hidden for tens of thousands of ...

Africa’s beauty isn’t only found in its sweeping savannas or bustling cities, it’s also hidden beneath the ground.

In 1963, Texas transportation crews drilling near I-35 in Georgetown punched through rock and uncovered a massive underground cave system hidden for thousands of years. Now, more than 60 years later, ...

Ancient human remains found in a cave in northern Spain show signs of violence and cannibalism. Maria D. Guillén IPHES-CERCA In the karst mountains of northern Spain, a cave once held an ancient ...

It began with a strange noise beneath the floor. What the homeowner found was a deep cave stretching far underground — a natural wonder hidden beneath an ordinary backyard.