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

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.

For years, climbing the 3,976-meter Acatenango volcano has been the best way to get a glimpse of Fuego, an active volcano in ...

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

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 ...

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 ...

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

The James Webb Space Telescope reveals active volcanoes on Io in unprecedented detail thanks to an innovative technique.

A volcano in Russia's far east on Wednesday spewed ash several kilometers into the sky, authorities said, putting on a spectacular display in its latest eruption. Hawaii's Kilauea was spraying a ...