Ten months of unrest at Mount Spurr could be a sign of an upcoming eruption from a side vent or, less likely, from the main ...

This Alaska volcano is gonna blow!...Or, is it? - Mount Spurr’s last eruption occurred in 1992, sending ash over the heavily ...

Mount Spurr, whose volcanic ash darkened Anchorage’s skies in 1953 and 1992, may be building toward another eruption.

Kilauea, one of the world's most active volcanoes, has been erupting on and off for nearly two months since it burst to life ...

Mount Spurr, whose volcanic ash darkened Anchorage’s skies in 1953 and 1992, may be building toward another eruption, according to a statement issued Thursday by the Alaska Volcano Observatory.

An eruption of Mount Churchill today similar to previous major plumes would bring much of the Northern Hemisphere to a ...

A magnitude 5.6 earthquake struck about 58 miles southwest of Unalaska Sunday afternoon. Many locals felt the event, including in Nikolski and Akutan.

When most of us think about active volcanoes in the U.S., Mount St. Helens, Mt. Rainier and a few others will first come to mind. However, one of the most active volcanoes in the region is about a ...

Frequent earthquakes 300 miles off the coast of Oregon signal escalation for the underwater volcano named Axial Seamount.

Alaska officials are preparing to hold a lease sale for geothermal exploration rights at Augustine Volcano, a 4,133-foot peak that forms its own cone-shaped island in the southern part of Cook Inlet.