MT. ST. HELENS - Volcanic rock has flowed to thesurface of Mount St. Helens' crater, creating a new lava dome afterweeks of seismic activity, a geologist said Tuesday. Scientists had known for days ...

By unearthing microbes and fungi, these rodents helped save an ecosystem almost decimated by the eruption of Mount St. Helens ...

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 showpieces, and while their eruptions can be awe-inspiring, they also pose serious ...

SKAMANIA COUNTY, Wash. — Hundreds of small-magnitude earthquakes registered below Mount St. Helens could indicate that the volcano is going through "recharge" - a process where additional magma ...

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

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.

VANCOUVER, WASH. - If lava continues to pile up inside the blasted crater of Mount St. Helens at the current rate, the volcano could rebuild its summit in about 10 years. Geologists say it's unlikely ...

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 ...

SEATTLE - For more than a year now, Mount St. Helens has been oozing lava into its crater at the rate of about a large dump truck load - 10 cubic yards - every three seconds. With the sticky molten ...

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 ...