Mount St. Helens in Washington State began erupting with a series of steam-driven blasts. These intensified over weeks, leading to a massive eruption on May 18 at 8:32 a.m. Rated a 5 on the Volcanic ...

Engineers reflect on the 45th anniversary of Mount St. Helens recovery, admiring their legacy amid natural challenges.

To residents of a certain age, it almost seems like it was yesterday. But Sunday, remarkably, marked the 45th anniversary of a cataclysmic explosion on Mount St. Helens. In a matter of seconds on the ...

New spending restrictions for some federal agencies are creating extra hoops for scientists to jump through to fix earthquake ...

OLYMPIA Wash. (KPTV) - Sunday marked 45 years since the eruption of Mount Saint Helens. It was a powerful force of nature, ...

Residents of the Tri-Cities area reflected on the 45th anniversary of the Mount St. Helens eruption, a day that claimed 57 ...

The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...

Inside the Yakima Valley Museum sits an exhibit, dedicated to Mount St. Helens and the historic eruption that occurred on May ...

Visitors gathered at Mount St. Helens to mark the 45th anniversary of the 1980 eruption. WASHINGTON, USA — Despite the clouds ...

The 1980 blast remains the deadliest volcanic eruption in ... University of Idaho the day before and was preparing to begin a new chapter of my life. But Mount St. Helens had other plans.

It wasn’t until the eruption of Mount St. Helens that scientists realized ... referring to one of the satellite cones of Mount Shasta. The landslide unleashed an estimated 45 cubic kilometers ...

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.