Recent increased seismic activity at Mt. Adams has brought state, tribal, and federal leaders together to reassess their ...

This striking satellite photo shows the unusual shape of Spirit Lake, which was transformed into a giant anatomically inaccurate heart by the explosive eruption of Mount St. Helens in 1980.

NASA's Landsat 8 satellite snapped a stunning top-down view of an "unusually spectacular" Mount Etna eruption. Infrared data makes the volcano's lava river really pop.

Despite its inactivity, Mount Rainier is one of the most ... eruption, a massive mudflow buried the town of Armero, killing an estimated 25,000 people. Similarly, the 1980 eruption of Mount St ...

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The findings have implications for monitoring volcanoes prior to eruption, the researchers ... earthquakes as they traveled beneath Mount St. Helens, Mount Rainier, Lassen Peak and other nearby ...

The most recent eruption at Taupo ... the Yellowstone Caldera's record of eruptions dwarfs that of Mount St. Helens. One of the world's most well-known supervolcanoes, the volcanic system that ...

Experts say it is only a matter of time until Mount Rainier, one of the most dangerous ... due to past eruptions, or heavy rainfall after an eruption. The deadliest lahar in recent history ...

The Los Angeles-based artist’s Orange County Museum of Art show features luminous, airy painting she composes with homemade ...