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 ...

The California coast has been rocked by seven earthquakes in less than a day, including four in the same city near the San ...

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

The California coast has been rocked by six earthquakes in less than a day. The United States Geological Survey (USGS) has ...

The epicenter for all the quakes was about one mile east of Hayward, in San Francisco’s East Bay, according to the U.S. Geological Survey ...

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

As a principal engineer for the county’s Public Works Department, Klippel’s job is to try to stop catastrophic flows of mud, ...

We really are living in perilous times, and the months that are in front of us will be filled with lots and lots of surprises ...

This is the fourth eartquake to hit California with others felt across the region including shaking in San Bernardino, ...

The latest quake was the third to hit the area which sits near a number of fault lines running through California including ...