If human beings want to survive on the other planets for a long time, they must first find or set up a safe, stable, and long-term shelter. Lunar lava tubes are geological structures on the moon ...

Another world greets you just a short 30-minute drive from the Icelandic capital Reykjavik. Raufarhólshellir Lava Tunnel is a terrific example of a lava cave created following a volcanic eruption ...

The Lava River Cave exhaled chilled air. I put on my sweatshirt, despite the hot July day. Though I'd been warned about the sudden drop in temperature to a crisp 42 degrees, it was hard to believe I'd ...

A large lava tube—a cave formed from a volcanic eruption—was discovered beneath a home in Bend in central Oregon. Back in 2017, realtors told Suzanne and James Brierley that there was a small cave ...

Why it's incredible: The cave was created by lava from Mount Fuji and now holds giant ice pillars. The Narusawa Ice Cave is a lava tube that is brimming with icicles and ice pillars at the base of ...

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 ...

Centuries of eruptions on the Big Island have created hidden networks of passages beneath volcanoes. In December 2016 a large lava delta formed by Kilauea volcano sank into the sea, exposing the mouth ...

If human beings want to survive on the other planets for a long time, they must first find or set up a safe, stable, and long-term shelter. Lunar lava tubes are geological structures of the moon ...