CALIPATRIA– A 4.3-magnitude earthquake struck near the Salton Sea early Friday morning, jolting residents and triggering a series of smaller quakes in the seismically active region. The temblor, cente ...

An earthquake and dozens of aftershocks rattled Southern Californians starting on Tuesday night and continuing into Wednesday morning. Could a bigger one be on the way? As a general rule, the risk ...

A lightly populated stretch of Alaska’s southern coast was under a tsunami warning after the magnitude 7.3 quake was felt ...

About 5% to 10% of all California earthquakes are followed by a larger one within a week, and the probability of a larger quake depends on how much aftershock activity there is, according to the ...

A global Android smartphone-based earthquake detection and early warning system can detect seismic activity in real time and deliver life-saving alerts with effectiveness rivaling that of traditional ...

Hundreds of small earthquakes were detected at Mount Rainier on Tuesday in the largest such swarm at the active stratovolcano ...

While rare, Redding does get earthquakes strong enough for us to feel. Here's why Shasta and Siskiyou counties and the north Sacramento Valley shakes.