Mount Rainier was experiencing "the most significant seismic activity" at the volcano in more than 15 years as an "earthquake ...

More than 400 earthquakes rattled Washington's Mount Rainier over just 12 hours on Tuesday, sparking fears that the ...

Over 200 earthquakes have been detected around Mount Rainier, Washington, raising eyebrows during the biggest swarm of ...

A preliminary 3.7 magnitude earthquake struck Wednesday morning off the coast of Northern California, according to the United ...

Guatemala has experienced a series of over 37 earthquakes and aftershocks, leaving two people dead and causing widespread ...

The World's Host Carolyn Beeler speaks with Harold Isaac, a reporter based in Port-au-Prince, about the iconic Hotel Oloffson ...

If the ocean floor had a nervous system, it might look something like this: thousands of miles of fiber-optic cables ...

On Tuesday, hundreds of earthquakes were detected, with depths ranging from 1.2 to 3.7 miles below the summit.

The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as needed." ...