Mount Churchill stands in a white corner of the Alaska map, deceptive in its cold, windblown silence. At least twice in the last few thousand years, the peak’s ice-covered caldera has spewed ash that ...

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 ...

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 ...

A magnitude 5.6 earthquake struck about 58 miles southwest of Unalaska Sunday afternoon. While 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.

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

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

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 ...