After a six-hour hike up Chile’s Villarrica Volcano, Harriet Coombs was handed an ice axe and told she had to slide down on a ...

Mount Shasta presents a unique challenge that most other active volcanoes don't for USGS scientists. The only place to sample ...

The volcanologist on the island of Vanuatu who walks barefoot over cooled lava fields tells NPR's Don Gonyea how to see nature at its most primeval.

Scientists reveal a hidden magma and fluid system beneath Ebeko volcano, explaining how quiet surfaces can lead to sudden ...

A deep-sea expedition has revealed an active underwater volcano off the Pacific coast of Canada, covered with thousands, ...

The discovery has revealed a hidden process that could change how scientists understand volcanic systems.

Plenty of big scientific discoveries have started with an accident. One such enlightening whoopsie unfolded in Iceland in ...

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...

A volcano on Atka Island in the Aleutians has been showing increasing signs of unrest over the past two weeks, and scientists ...

The summit region of Kilauea experienced tephra fallout and a Kona low storm this past week. Cleanup, recovery, and regrowth ...

Hawaii's Kilauea volcano, one of the most active in the world, is about to erupt again, according to the United States Geological Survey (USGS). The current series of eruption sat Kilauea have been ...