Fortunately for residents of California, Oregon and Washington, Axial Seamount doesn't erupt explosively, so it poses zero ...

The Axial Seamount, located 300 miles off Oregon's coast, shows signs of eruption. Experts assure it won't affect land or ...

Researchers found that a potential powerful earthquake combined with rising sea levels could lead to a mega tsunami.

MOUNT ST. HELENS, WA - OCTOBER 19: Cars travel away from the Coldwater Ridge visitors center on State Road 504 with Mt. St.

On May 18, 1980, the United States experienced the deadliest and most destructive volcanic eruption in its history.

The May 18, 1980, eruption of Mount St. Helens in southern Washington claimed 57 lives and blasted the terrain of old-growth ...

The Axial Seamount is located 300 miles off of the coast of Oregon. Researchers say it’s following patterns shown before its ...

The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...

The volcano is thousands of feet below the ocean’s surface, so it poses no danger to people. But under all that water, a ...