Add Yahoo as a preferred source to see more of our stories on Google. When Mount St. Helens erupted on May 18, 1980, it caused enormous devastation. The eruption triggered mudslides, an explosion, and ...

Strong winds across parts of Washington state have kicked up volcanic ash deposited during the 1980 eruption of Mount St. Helens, creating hazy conditions and reducing air quality. The phenomenon, ...

Sunday marks 45 years since Mount St. Helens erupted in Washington state. The deadly eruption happened shortly after 8:30 a.m. on May 18, 1980, following months of small explosions and earthquakes.

Is it getting ready to rock? Mount Saint Helens in Washington, which notoriously and cataclysmically erupted in 1980 and had its ash reach Montana, has been showing major signs of constant activity ...

New research offers clues as to why Mount St. Helens is one of the most explosive volcanoes in the Cascade range and why it stands apart from the chain of other Cascade volcanoes. Scientists from the ...

The most destructive volcanic eruption in United States history happened less than half a century ago in Washington state. On May 18, 1980, the north side of Mount St. Helens, in southwestern ...

After 13 years and more than 430 graduates, the Mount St. Helens Institute’s Volcano Naturalist Program (VNP) has opened registration for its 2026 season, according to a news release. The Volcano ...