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

It appears that these magma bodies exist beneath volcanoes over their whole lifetime, not just during an active state.' ...

An extraordinary opportunity to observe Alaskan brown bears in their natural habitat in Alaska. Based at an exclusive fly-in ...

ANCHORAGE, Alaska (AP) — An increase in the number of earthquakes under a volcano near Alaska’s largest city this year has geologists paying attention. Mount Spurr, about 80 miles (129 ...

A magnitude 5.6 earthquake struck about 58 miles southwest of Unalaska Sunday afternoon. While many locals felt the event, ...

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

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.

New Cornell University led-research challenges the long-standing belief that active volcanoes have large magma bodies that ...

If you haven't yet checked off Alaska and Hawaii on your quest to visit all 50 states, Holland America Line has the perfect ...

Photographed June 12, 2013. (Anne Raup / ADN) 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 ...

By Dean Murray A Hawaiian volcano looks like a scene from "The Lord of the Rings" as it spews lava this week. A United States ...