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

Officials at the United States Geological Survey have tracked over 300 earthquakes beneath Washington State's Mt Rainier from ...

An earthquake 'swarm' comprised of hundreds of miniature earthquakes hit Mt. Rainier and the Cascade mountain in July.

Yellowstone, a popular tourist destination and namesake of an equally popular TV show, was the first-ever national park in the United States. And bubbling beneath it—to this day—is one of Earth's most ...

Seismicity has decreased” from 30 events per hour at the peak to a few per hour as of Saturday morning, the U.S. Geological ...

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

A magnitude 7.3 earthquake struck Alaska on Wednesday afternoon and a tsunami warning was canceled two hours later for the ...

The quakes began just before 1:30 a.m. on Tuesday, according to the Geological Survey at the Cascade Volcano Observatory.

“There's still earthquakes happening at Mount Spurr.” Matt Loewen / Alaska Volcano Observatory/ USGS Chart detailing earthquake activity and deformation at Mount Spurr from Sept. 1, 2023, to ...

Frequent aftershock activities stemming from a trio of quakes that occurred near the Missouri-Kentucky border between 1811 and 1812, and a separate earthquake in Charleston, South Carolina, in ...