Forty-three years ago, a Plinian eruptive column rose into the sky and volcanic debris rapidly spewed from the volcano. This cataclysmic eruption, which occurred on May 18, 1980, is the most ...

Strong winds across parts of Washington state have kicked up volcanic ash deposited during the 1980 Mount St. Helens eruption.

New research offers clues as to why Mount St. Helens is one of the most explosive volcanoes in the Cascade range and why it stands apart from the chain of other Cascade volcanoes. Scientists from 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.

When individuals hear volcanoes, they tend to envision blazing eruptions blasting into the air. However, volcanoes can also ...

The Mount St. Helens eruption anniversary prompts investigation into the California earthquakes: eruption history, threat levels.

MT. ST. HELENS, Wash. -- No, Mt. St. Helens is not erupting, but to many in Washington and northern Oregon, it sure looked like the volcano had suddenly reawakened Tuesday afternoon as strong winds ...

Hidden away in east Vancouver, in an unassuming red brick building nearly identical to dozens of other office buildings dotting the city’s landscape, Emily Montgomery-Brown works to unlock the ...

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 ...

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 ...

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 ...