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

A series of small earthquakes shook the San Francisco Bay Area on Thursday, according to the United States Geological Survey.

A popular spot in America for tourists is also a hotspot for earthquakes with a number of projects underway to future-proof ...

A pair of 3.3 magnitude earthquakes were reported near Tres Pinos on Friday night, the US Geological Survey reported.

The USGS earthquake tracker website reported the first earthquake ... The quakes occurred near the Hayward Fault, according ...

About an hour later, a magnitude 3.7 earthquake was recorded, also near the suburb of San Francisco, with a depth of about 4 ...

Multiple earthquakes shook California's Bay Area Thursday. They were recorded near Hayward, around 20 miles southeast of ...

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

Although the 1964 Alaskan earthquake, which had a magnitude of 9.2 was the biggest quake in US history, the death toll was relatively low (around 131 people). The 1906 San Francisco earthquake was ...

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

A preliminary 2.7 magnitude earthquake struck Thursday morning near Hayward, according to the United States Geological Survey ...