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 ...

In a historic breakthrough from Kentucky’s Mammoth Cave National Park, paleontologists have made a discovery of two new species of sharks, giving insight into the prehistoric sea life of the world.

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 ...

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