In 2010, the eruption of Eyjafjallajökull volcano in Iceland caused the largest air traffic shutdown since World War Two.

A MASSIVE Alaskan volcano is on the brink of erupting — and terrified experts warn it could happen within weeks. Mount Spurr, ...

An Alaskan volcano that is 'moving closer to eruption' could blow at any time, and when it does, it could set of a chain ...

Two separate 4.5-magnitude earthquakes occurred within 45 miles of Kodiak on Thursday and Friday, among almost a dozen near ...

A future Cascadia earthquake could unleash far more than just devastating shaking — it could sink large parts of the Pacific Northwest coastline, dramatically expanding flood zones and leaving ...

When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five ...

The earthquake was centered near at a depth of 4.5 kilometers (about 2.8 miles). The USGS said it received zero reports of ...

A major earthquake has struck just miles from a city already on alert for a possible volcanic eruption. Residents across the region have been warned to 'stay alert for aftershocks.' ...

The earthquake was centered near Hope at a depth of 40.5 kilometers (about 25.2 miles). The USGS said it received 1,697 ...

A magnitude 4.7 earthquake shook Anchorage, Alaska, just after midnight local time, according to the U.S. Geological Survey.