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

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

These 10 U.S. states experience the highest number of earthquakes, shaking their ground quietly yet consistently, reminding ...

Google's Android Earthquake Alerts system uses your phone's accelerometer to provide crucial seconds of warning before ...

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

A 7.3 magnitude earthquake struck off the coast of Alaska on July 16, 2025. While significant, the 1964 Prince William Sound ...

One of the most famous mountains in Washington, Mount Rainier, has been rumbling over the last day due to the amplified ...

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

This is now the largest recorded earthquake swarm at Mount Rainier since seismic monitoring at the volcano began in 1982, the ...

Mount Rainier, the active volcano towering above southwestern Washington state, started rumbling — very lightly — on Tuesday.

The United States and Japan concluded a weeklong disaster-response exercise that simulated a magnitude 7 earthquake, the ...