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 ...

So, you’ve heard about Ape Cave, the massive lava tube tucked beneath Mount St. Helens, and you’re thinking about making the ...

Washington state drivers soon will be able to get a Mount St. Helens license plate! The license plates will help fund the ...

Some of the clearest, most comprehensive images of the top several miles of the Earth's crust have helped scientists solve the mystery of why Mount St. Helens is located outside the main line of the ...

On May 18, 1980, after a series of earthquakes and venting, Mount St. Helens in Washington State erupted, depositing ash in 11 states and causing volcanic mudslides. Approximately 57 people were ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. One of the most dangerous volcanoes in the U.S. appears to be rumbling ...

The Mount St. Helens Institute will auction the rights to the first 25 plates — numbered VM00001 through VM00025 — beginning Saturday.

Thirty years ago today, Mount St. Helens erupted, spreading approximately 540 million tons of ash over more than 22,000 square miles surrounding Washington state. The May 18, 1980 event was the most ...