When Mount St. Helens in Washington erupted nearly 45 years ago, it killed 57 people, destroyed hundreds of homes, spread ash to at least 10 other states and blasted a wide, horseshoe-shaped crater ...

Monitoring stations around Mount Adams noted nine earthquakes ranging from magnitude 0.9 to 2.0 near the volcano between ...

Alaska’s Mount Spurr, a volcano about 80 miles away from the state’s largest city, will “likely” erupt in the coming weeks or ...

Scientists warn that the Alaska volcano Mount Spurr is likely to erupt soon, showering ash on Anchorage and potentially disrupting air travel.

Evidence of elevated volcanic activity indicate eruption of Alaska's Mount Spurr volcano could happen within weeks or months, ...

An erupting Hawaii volcano was shooting fountains of lava hundreds of feet into the sky. The Hawaiian Volcano Observatory ...