Two significant earthquakes struck Alaska within four days, according to the National Center for Seismology. A 7.3 magnitude quake hit on 17 July, followed by a 6.2 magnitude tremor on 21 July, both ...

A series of three earthquakes jolted the area near Petropavlovsk-Kamchatsky within a 32-minute window on Sunday. The most powerful of the tremors, originally measured at magnitude 7.4 and later ...

A builder’s risk policy is a type of property insurance designed to cover property during construction. Sean Dewalt explains how it works.

Alaska, one of the world’s most seismically active locations, just completed a relatively quiet year for earthquakes but a busy year for landslides.

An active volcano near Alaska's most populated city could be on the brink of eruption, according to scientists who are constantly monitoring a potential threat.

We learn about the Alaska-based effort to monitor and warn about tsunamis. Scientists are working to better understand seismic activity in all forms, whether that’s an earthquake, landslide or ...

As of Sunday afternoon, 162 aftershocks magnitude 3 or higher have shaken Alaska since Friday's 7.0 earthquake.

A series of moderate to strong earthquakes that have struck Alaska's western Aleutian Islands and offshore areas comprise what scientists call a "swarm," but the state's earthquake monitors say ...

Deadly landslides are increasing around the world. But in parts of Alaska, maps of the hazards remain controversial.