May 18 marks the 45th anniversary of the catastrophic eruption of Mount St. Helens in southwestern Washington. The blast in 1980 killed dozens of people and reshaped the volcanic peak in the Cascade ...

The eruption triggered mudslides, an explosion, and plumes of ash that did enormous damage. The death of 57 people led to large changes in how the US monitors and prepares for eruptions. On May 18, ...

A small steam explosion is seen rising from the crater of Mount St. Helens at approximately noon Pacific time (3 pm EDT) on October 1, 2004. The explosion was captured by the Mount Saint Helens video ...

Sunday marks the anniversary of the May 18, 1980, volcanic eruption that rocked the Northwest. Geologist Carolyn Driedger recounts the haunting day before that catastrophic event — and its lasting ...

When Mount St. Helens erupted on May 18, 1980, it caused enormous devastation. The eruption triggered mudslides, an explosion, and plumes of ash that did enormous damage. The death of 57 people led to ...

Sunday marks 45 years since Mount St. Helens erupted, casting clouds of black smoke and ash hundreds of miles into the Inland Empire. The eruption on May 18, 1980, claimed 57 lives and caused ...

Mount St. Helens in Washington State was once the "Mount Fuji of America"—admired for its symmetrical cone shape similar to Japan's highest peak. It was a popular Pacific Northwest destination, ...

Discover how the Mount Saint Helens eruption changed landscapes and our understanding of volcanic events. Mount Saint Helens less than 30 seconds after a sector collapse that triggered one of the ...

Mount St. Helens is located in Washington, about 55 miles northeast of Portland, Oregon, and 95 miles south of Seattle. It is administered by the National Forest Service, not the National Park Service ...

A magnetotelluric study reveals potential for a supervolcano forming at Mt. Saint Helens, sparking geological debates. As some of the press surrounding this has suggested, other geologists (such as ...