A major earthquake hasn't struck any of California's biggest cities in more than three decades, but the "Big One" is a matter ...
A new study suggests that the 'Big One' earthquake on the West Coast of the United States could actually be two separate ...
Millions of Californians have signed up to drop, cover and hold on Thursday for the Great California ShakeOut. The annual ...
Millions of residents, students and office workers in Los Angeles and Orange counties and across the state practiced their ...