Big Four Ice Caves will be closed to the public today starting at 8 a.m. so emergency responders can practice drills in the event of a cave collapse or major avalanche. Parking at the Big Four Ice ...

Ice caves, as unique components of the cryosphere, offer invaluable archives of past and present climate conditions. Their perennial ice deposits and distinct internal dynamics provide insights into ...

Hikers are flocking to Switzerland to see ice caves that are there for a limited time only. Never mind that they are extremely dangerous and potentially lethal, these ice caves on the Morteratsch ...

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 ...

A family outing at the Shoshone Ice Caves in Lincoln County, Idaho, took a frightening turn when a walkway bridge collapsed, sending several people into icy waters below.With a camera and selfie stick ...

Underground does not forgive. It punishes small mistakes with big consequences. Deadly is not drama. It is a mix of objective hazards and human choices, from vertical drops to sudden floods to bad air ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Sandwiched between the freezing cold of Earth’s coldest ...