Philippine officials say nearly 200,000 people have been affected by massive plumes of ash that billowed from Mayon volcano ...

We are used to seeing eruptions from the summit region of Kilauea contained to the region that is referred to as Halema‘uma‘u ...

Tiny crystals suggest extinct volcanoes could still grow underground, a finding that could reshape how scientists assess ...

Volcano Watch is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory ...

Sabancaya, one of South America’s most restless volcanoes, fired an ash column roughly 2,000 meters above its crater rim on ...