A dormant Alaskan volcano that has not erupted in 800 years appears to be showing signs of waking up. Alaskan authorities have detected activity under a once-dormant volcano that stands at an ...

A seismic survey challenges the long-standing belief that only active volcanoes have large magma bodies sitting beneath them.

Edgecumbe, a long dormant volcano in Alaska. The Alaska Volcano Observatory (AVO) discovered that magma has been moving upward through Earth’s crust beneath the volcano, which has been quiet in ...

Volcano 3: The 10-km wide caldera on Alaska’s Unmak Island formed during the 43 BCE Okmok II eruption. This massive eruption caused among the most extreme Northern Hemisphere weather conditions ...

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.

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

Cornell University scientists studying six North American volcanoes within the Cascade Range found something totally ...

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

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 ...