Volcanoes inspire awe with spectacular eruptions and incandescent rivers of lava, but often their deadliest hazard is what ...

Mount Spurr has begun to stir after decades of silence. This 11,070-foot stratovolcano sits 81 miles west of Anchorage, ...

Ash from the 1912 Novarupta eruption periodically hits the west side of Kodiak Island, Larsen Bay and Karluk, roughly 65 ...

Researcher Matt Haney says the decrease in likelihood is due to a drop in a few indicators of volcanic unrest, namely shallow ...

Emissions from Mount Spurr’s predicted eruption may threaten the health of Alaska residents. Volcanic ash, a type of particulate matter air pollution, and vog, which includes particles and dangerous ...

Scientists were concerned because sulfate aerosols and water vapor have opposite climate effects. Sulfate aerosols lead to cooling in the atmosphere. Past volcanic eruptions, such as that of ...

The Kīlauea volcano has now erupted 14 times since December on the Island of Hawai'i, geologists confirmed. The eruption lasted 29 hours between 9:26 a.m. Hawaiian time Wednesday through 1:49 p.m ...

Thousands of people have been evacuated after a volcano erupted in south-western Iceland, near the country's capital.

The area on the island of Negros around Kanlaon Volcano, one of 24 active volcanoes in the Southeast Asian nation, was still under evacuation orders from an eruption in December. There were no ...