Google issued an apology and is investigating the malfunction of the system. Android's got a built-in feature that ...

Alaska’s Emergency Operations Center has cancelled an annual test of the system responsible for alerting Alaskans about potential tsunamis.

One of the busiest airports in the United States, San Francisco International Airport (SFO) is also an important gateway for ...

According to the California Earthquake Authority, there are more than 1.2 million homes built before 1980 that are in high hazard areas, vulnerable to collapse or destruction by a strong earthquake.

An earthquake shook portions of Coalinga and Avenal on Thursday afternoon, the USGS says.Prelimnary reports indicate it was a ...

Did you feel it? A magnitude 4.3 earthquake struck between Coalinga and Avenal on Thursday just after 4 p.m., according to the U.S. Geological Survey.

Five minor earthquakes shook California on Thursday, including two rumbles just minutes apart in the San Francisco Bay area, ...

Did you feel it? Multiple earthquakes shook the Bay Area Thursday. They were recorded near Hayward, the USGS reported.

Parts of Northern and Southern California have felt light shaking from earthquakes early this week. Here's how strong they ...

A series of small earthquakes hit near a Bay Area city on Thursday, with the most recent being a magnitude 3.7, according to ...

Researchers at Stanford University developed a new method to measure water levels in the state’s aquifers using readily available seismic data.