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

A minor, 3.7-magnitude earthquake struck in Southern California on Thursday. It was followed by a larger, 4.3-magnitude quake nearby a few hours later, according to the United States Geological Survey ...

The series of earthquakes is the first major swarm of seismic events since 2009. Is it safe if you’re planning on visiting?

To see how a magnitude-9.0 earthquake would rattle the Pacific Northwest, researchers ran 50 virtual simulations on a supercomputer.

Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington’s Mount Rainier but say there is ...

BOTTOM LINE: The LA Galaxy visit the San Jose Earthquakes in Western Conference play. The Earthquakes are 6-5-3 against Western Conference teams. The Earthquakes are 2-5 in one-goal matches.

A 3.6 magnitude earthquake struck near Redding, California, early Friday morning. The quake, centered west of downtown Redding, was felt by residents but caused no reported damage.

The earthquake was centered west of downtown Redding, north of Eureka Way. A 6 a.m. update from the geological survey placed the epicenter more than 12.5 miles (20.4 kilometers) underground, at a spot ...