California was shaken early Monday as a series of earthquakes struck in quick succession, raising concern in the seismically active region. At least seven tremors have been reported, ranging in ...

Nearly 200,000 people in Southern California felt shaking after hundreds of earthquakes rattled the Imperial County desert over the weekend, with the strongest earthquake reported as a magnitude 4.7.

Add Yahoo as a preferred source to see more of our stories on Google. California’s Office of Emergency Services brings the Shake Trailer to areas around the state every year. The earthquake simulator ...