SEATTLE - A lava formation inside Mount St. Helens' crater has a new, glowing protrusion the size of a 30-story building. The protrusion, which glows red at night, has risen by 100 meters (330 feet) ...

Add Yahoo as a preferred source to see more of our stories on Google. When Mount St. Helens erupted on May 18, 1980, it caused enormous devastation. The eruption triggered mudslides, an explosion, and ...

Add Yahoo as a preferred source to see more of our stories on Google. May 18 marks the 45th anniversary of the catastrophic eruption of Mount St. Helens in southwestern Washington. The blast in 1980 ...

Is it getting ready to rock? Mount Saint Helens in Washington, which notoriously and cataclysmically erupted in 1980 and had its ash reach Montana, has been showing major signs of constant activity ...

PORTLAND, Ore. -- Andy Goodwin stationed himself last Saturday at the top of Mount St. Helens, where he usually spends several hours each week educating climbers about one of the Pacific Northwest’s ...

Western Washington leaders are monitoring the Cowlitz River as heavy rain pushes decades-old Mount St. Helens sediment downstream, heightening flood risks. Officials warn that growing sediment buildup ...

In the shadow of Mount St. Helens’ summit, 20 girls spent a week studying pumice, ash and lava at a GeoGirls camp. The famous Washington volcano served as a base camp for middle and high school girls ...

The visitor center, located between Castle Rock and Silver Lake, commemorates the eruption and teaches visitors about the surrounding Seaquest State Park. It closed in September for updates, and will ...

MOUNT ST. HELENS NATIONAL VOLCANIC MONUMENT — The fact that unpredictably moving rock has blocked the road to its prime visitor center says a lot about Mount St. Helens. Much of the landscape around ...

CASTLE ROCK Wash. (KPTV) - The Mount St. Helens Visitor Center will reopen May 31 following its first major renovation since opening in 1986, Washington State Parks officials announced Wednesday. The ...