W hen Mount St Helens erupted in 1980, the resulting lava, ash, and debris turned the landscape barren for miles around. It ...

The eruption of Mount St. Helens was catastrophic and caused the wipeout of various species, demanding a revival of the lost ...

Mount Spurr, a volcano 78 miles from Anchorage, is being monitored for signs of a possible eruption. If it blows, Mount Spurr ...

A skier sustained a knee injury while descending Mt. St. Helens on Saturday, April 19, prompting a rescue operation by the ...

Then, on May 18, 1980, Mount St. Helens erupted sending rock and debris down river valleys from the volcano. Ash flew 15 miles into the sky, and wind swept that across 22,000 square miles.

Two skiers this month have been injured in separate incidents on Mount St. Helens and had to be taken ... for help around 3:30 p.m., according to a Volcano Rescue Team post on Facebook.

Above the havoc, a cloud of volcanic steam and ash rose 30,000 feet ... bubbling cauldrons of mud. Until Mount St. Helens blew in 1980, Lassen's eruption was the most recent volcanic explosion ...

Top right is an ash particle from Mount St. Helens magnified 200 times. The shards in the lower images are less than 0.064 mm ...

While the mountain hasn't been very active lately there's a possibility it could erupt in our lifetime. According to ...