Miles below the Earth’s surface are some of the most dangerous caves in the southeastern U.S. “You are in an alien world,” Jan Simek, archaeologist and anthropology professor at the University of ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...

Add Yahoo as a preferred source to see more of our stories on Google. Archaeologists found three new drawings from tens of thousands of years ago in a Spanish cave. They used a visual technique called ...

Massive Native American drawings – which remained unseen in an Alabama cave for more than 1,000 years – have been unveiled by a team of scientists. It’s the largest known cave art ever discovered in ...