Saturday marks the 44-year anniversary of Mount St. Helens' eruption in Washington. The blast on May 18, 1980, is the worst volcanic eruption in U.S. history, killing 57 people and spewing 520 million ...

MOUNT ST. HELENS, Wash. (KGO) -- For two months in 1980, Mount St. Helens in Washington state experienced of series of earthquakes and small explosions. Then on May 18, 1980 at 8:32a.m., the volcano ...

About 400 earthquakes have rumbled under Mount St. Helens since mid-July, the largest chain of shakes since the volcano finished erupting in 2008, the U.S. Geological Survey reported last week. Small ...

Stepping up to Johnston Ridge, I stared out into a wall of gray. I could barely make out the lip of Mount St. Helens, just as it disappeared – swallowed completely by the fog. Hiking along the ridge ...

Jan. 3—Registration is still open for the Mount St. Helens Institute's 12-week Volcano Naturalist Program, which runs Feb. 4 to April 29. Participants in this program will explore diverse aspects of ...

PORTLAND, Ore. — The body of an experienced Mount St. Helens climber has been recovered from the crater of the volcano. The Skamania County Sheriff's Office said Monday that the body of 42-year-old ...

VANCOUVER, Wash. — About 400 earthquakes have rumbled under Mount St. Helens since mid-July, the largest chain of shakes since the volcano finished erupting in 2008, the U.S. Geological Survey ...