HONOLULU – Hawaii Volcanoes National Park visitors are able to once again explore one of the park's most popular destinations, the Nahuku lava tube, after an inspection of an "unusual" fracture ...

HONOLULU (KHON2) — The Hawaii Volcano National Park has closed Nāhuku lava tube after data from a crackmeter showed a fracture near a large overhanging rock slab at the apex of the lava tube narrowing ...

Three needs are famously fundamental to survival: food, water, and shelter. According to new research, ancient humans had at least two of those three needs met by a nearly mile-long lava tube about 77 ...

An international research team has found artifacts and elaborate rock art in the lava tube of Umm Jirsan in Saudi Arabia, suggesting that the site provided shelter for ancient humans for over 7,000 ...

Add Yahoo as a preferred source to see more of our stories on Google. Electricians work on the lighting inside Nahuku-Thurston Lava Tube in the runup the reopening of the popular attraction on Hawaii ...

Archaeologists working in a volcanic field in northern Saudi Arabia have recovered human bones, stone tools, and charcoal from inside a lava tube that served as an underground refuge for thousands of ...

When it came to finding shelter, our early ancestors simply had to make do. Case in point? In the deserts of Saudi Arabia, some of them apparently sought refuge from the oppressive heat by living in ...

Ice within lava tubes on Earth can host bacteria in cold, Mars-like conditions, hinting that life could dwell in similar lava tubes on Mars, researchers say. The microbes in question were collected ...