VOLCANO, Hawaii – About the time jagged edges started poking through my T-shirt as I wormed my way through a tight spot in a lava tube, I began to wonder: What am I doing here?We could have been ...

Evidence of crawling in an Italian cave system sheds new light on how late Stone Age humans behaved as a group, especially when exploring new grounds, says a study published today in eLife. The cave ...

Deep beneath ordinary green fields lies the world’s largest gypsum labyrinth — Optimistic Cave. Crawling through tight passages and endless tunnels, we descend hundreds of meters underground in search ...

Looking for an adventure this summer? Try going underground. According to the University of Kentucky Geological Survey, Kentucky is home to over 5,000 known caves and Indiana has more than 2,500 known ...

Using multiple methods of analysis, researchers have identified the movements of a group of humans as they explored an Italian cave system during the late Stone Age. Evidence of crawling in an Italian ...