The volcano last erupted in 2015, producing 450-foot-thick lava flows, but because of its remote location, it is not a threat ...

A 7.3-magnitude earthquake was reported in Alaska on Wednesday (July 16), according to the United States Geological Survey.

A 7.3 magnitude earthquake struck off the southern coast of Alaska, prompting a tsunami warning across the state’s southern peninsula.

An earthquake hit 50-miles off the coast, with the destructive power 30 times more powerful than the Hiroshima bomb.

Just after the quake, NOAA's National Tsunami Warning Center issued Tsunami Warnings for the immediate Alaska coastline from ...

ANCHORAGE, Alaska (AP) — Communities along a 700-mile stretch of Alaska’s southern coast ordered residents to higher ground ...

The fireball is presumed to be from a meteor fragmenting in the sky, according to meteorologists and other experts.

A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

Ground shaking was strongest in Sand Point, with reports of "objects flying out of the pantry and off of shelves," noted the ...

Reports of sightings flooded the American Meteor Society around 12:30 p.m. And the National Weather Service in Peachtree City, Georgia, said residents reported what felt like earthquakes around ...

A magnitude-4.8 earthquake sent tremors from Philadelphia to Boston and jolted buildings in New York City. An apparent aftershock was widely felt around 6 p.m.

The researchers found that approximately 30% of all earthquakes from 1980 to 2016 near the Missouri-Kentucky border, all magnitude 2.5 or greater, were likely aftershocks from the three major ...