An area near Petersville, Alaska, was hit with a 4.6 earthquake on Wednesday, according to the United States Geological ...

You probably didn't feel the earthquake that shook Alaska earlier this month or the one that brought tsunamis to the coasts ...

A magnitude 4.6 earthquake has hit Alaska just miles from Mount Spurr, which has been showing signs of unrest and is at risk ...

The first waves reached Alaska and Hawaii early Wednesday morning, with other Western U.S. states bracing for impact ...

A tremor shakes the Alaskan wilderness, echoing through the vast expanse as Mount Spurr watches silently. Could this be a prelude to nature's fiery spectacle?

How a 1995 quake in the Russian Far East united Alaska and Sakhalin in a moment of compassion and cooperation.

For a wide variety of earthquake scenarios in Alaska, an earthquake early warning (EEW) system could provide at least 10 seconds of warning time for hazardous shaking, according to a new report.

The entire U.S. West Coast was facing a tsunami threat after an 8.8 magnitude earthquake erupted off Russia's eastern coast ...

The earthquake appeared to be the strongest anywhere in the world since the March 2011 earthquake off northeast Japan that ...

Wednesday’s magnitude 7.3 earthquake off Alaska’s Aleutian Islands chain struck in a region that has experienced a handful of ...

The Pacific Tsunami Warning Center said a tsunami had been generated by the quake that could cause damage along the ...