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 ...

Sunday, May 18 marks 45 years since the disastrous eruption of Mount St. Helens. Fifty-seven people were killed and it remains the deadliest volcanic eruption in U.S. history. At 8:32 a.m. on May 18, ...

Mount Saint Helens is the biggest volcanic eruption in United States history, and this weekend marked 45 years. The eruption and the following landslide killed 57 people, destroyed 200 homes, and ...

Everybody saw the eruption coming. Nobody could have predicted how bad it would be. The devastating eruption of Mount St. Helens on May 18, 1980, was a global event in more ways than one: As ash from ...

When Mount St. Helens erupted on May 18, 1980, the landscape changed in an instant—the geologic version of an instant, anyway. It was the deadliest eruption the United States had ever seen, leveling ...

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.

Washington state may not have to worry about hurricanes, but it is volcano country. The United States has 161 active volcanoes – all in the western U.S. – but only 18 are classified as a "very high ...