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 ...

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

The Alaska Volcano Observatory said signs indicated a Mount Spurr eruption was likely, though not certain, in the weeks or ...

Volcanologists at the Alaska Volcano Observatory have been monitoring volcanic unrest since April of last year.

The Alaska Division of Oil and Gas is offering leases for companies that might want to explore Augustine Volcano's geothermal ...

The Alaska Volcano Observatory within the past week measured “significantly elevated” volcanic activity, with newly reactivated gas fissures, or fumaroles, seen at Mount Spurr’s Crater Peak.

ANCHORAGE, Alaska (AP) — A volcano near Alaska’s largest city is showing new signs of unrest, with experts saying the likelihood of an eruption at Mount Spurr in the next few weeks or months ...

The Alaska Volcano Observatory on Wednesday said Mount Spurr is at risk of erupting within the next few weeks or months, potentially impacting residents 78 miles away in the city of Anchorage.

Guatemala’s Volcano of Fire is erupting, and authorities have evacuated nearly 300 families while warning that another 30,000 people in the area could be at risk. The eruption started overnight.

Fountains dropped in height 250 feet (80 meters) to 300 feet (90 meters) on Tuesday night, according to the Hawaii Volcano Observatory. On Wednesday morning, a webcam still showed tall bursts of fiery ...