Most volcanoes form at the boundaries of Earth's tectonic plates, which are huge slabs of crust and upper mantle that fit together like puzzle pieces. Think of these plates as massive rafts floating ...

About 290 miles off the coast of Cannon Beach, Oregon, lies an underwater volcano called Axial Volcano. Axial erupts about once every ten years. Twice in the past year, news outlets have reported that ...

Active volcanoes are inherently hazardous places to work. Even when a volcano is quiet, volcanic gases, ground cracks, earthquakes and uneven surfaces can be unsafe. Advanced planning and preparation ...

Did you know the Ring of Fire, a horseshoe-shaped zone around the Pacific Ocean, has about 750 to 915 active or dormant ...

Nearly 1 in 10 people live within 100 km of an active volcano. From Reykjavík, Iceland, to Yogyakarta, Indonesia, communities have accumulated deep awareness of—and respect for—the risks and ...

Visual observations have been a backbone in studies of volcanoes, from 2,000 years ago to now. They remain fundamental to understanding how volcanoes work, and technological advancements, such as ...