Inside the Cascades Volcano Observatory in Vancouver, Wash., SALI the robot weighs small crucibles holding sediment.SALI stands for Sediment Analysis Laboratory Instrument.“This is the modern legacy ...

The history of our planet was built by various significant events, which included natural disasters and their aftermath. One such event was the eruption of Mount St. Helens in 1980, when the lava ...

Donald Brown is the Lead Scientist for Mount St. Helens with the U.S. Forest Service, and 45 years after the eruption, there are still a few species that have not returned, including Western ...

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 ...

The May 18, 1980, eruption of Mount St. Helens in southern Washington claimed 57 lives and blasted the terrain of old-growth spruce over an area of 229 square miles. The blast and ensuing debris av… ...

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.

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 ...

ST HELENS, Wash. — When Mount St. Helens erupted in 1980, hundreds of square miles surrounding the volcano were flattened. Scientists describe the destruction as “moonscaped,” and at the ...

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.

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.

Mount St. Helens erupted 45 years ago, causing the deadliest volcanic disaster in U.S. history. May 18 marks 45 years since Mount St. Helens erupted, devastating 230 square miles and killing 57.