SEATTLE -- The molten rock rising inside Mount St. Helens is giving the peak an eerie red glow at night. Lava has been climbing to the surface at nearly 1,300 degrees for the past few days in a ...

Volcanoes are nature's most dramatic rocks, and while their eruptions can be awe-inspiring, they also pose serious threats to ...

MOUNT ST. HELENS, Wash. (AP) - A new lava dome is growing on Mount St. Helens, with volcanic rock reaching the surface of the crater after weeks of seismic activity, scientists said Tuesday.

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) ...

Smoke billows from the mouth of Mt. Shasta like a thunderous cough. Within moments, clear skies turn gray, and the sun vanishes behind thick, shifting layers of volcanic gas and ash. Visitors snap ...

The long-awaited reopening of the Lava Canyon Trail on the south side of Mount St. Helens will take place Saturday, the U.S. Forest Service announced this week. Repair of the flood-damaged trail has ...

MOUNT ST. HELENS, Wash. - Part of the lava dome in Mount St. Helens' crater has risen 10 to 30 feet in the past day, on top of 250 feet in the past week, U.S. Geological Survey scientists said Friday.

The most destructive volcanic eruption in United States history happened less than half a century ago in Washington state. On May 18, 1980, the north side of Mount St. Helens, in southwestern ...

SKAMANIA COUNTY, Wash — Sunday marked 45 years since Mount St. Helens erupted, sending ash, lava, mud and debris flowing down the mountainside. Fifty-seven people were killed. To this day, it is still ...