A 5.6-magnitude earthquake was reported in Tonga on Thursday (February 20), according to the United States Geological Survey.

Stanford lies in the San Andreas fault zone, an area of high seismic activity. The San Andreas fault line runs 800 miles (1,287 kilometers) through California and has caused several strong quakes in ...

California has been rocked by at least nine earthquakes since Thursday, raising fears that the "Big One" could be near.

Seismologists are monitoring California's fault lines for the 'Big One,' a major earthquake that could cause widespread ...

Another earthquake has hit California. A 3.7 magnitude earthquake struck the Malibu area late Friday at approximately 11:44 p ...

An earthquake with a magnitude of 3.7 struck California on Friday. Tremors were felt in Malibu, Thousand Oaks, Oxnard, Simi ...

An earthquake shook portions of Coalinga and Avenal on Thursday afternoon, the USGS says.Prelimnary reports indicate it was a 4.4 magnitude.

Wells Fargo & Company (NYSE: WFC) announced Thursday that the Office of the Comptroller of the Currency terminated its 2018 ...

Another in a series of small earthquakes struck near Hayward on Thursday afternoon following a morning of jolts, according to ...

The USGS earthquake tracker website reported the first earthquake of magnitude 2.7 much earlier Thursday morning at around ...