A preliminary 2.5 magnitude earthquake struck Piedmont, according to the United States Geological Survey. No other ...

Lawrence Livermore National Laboratory could ‘revolutionize’ earthquake monitoring and provide researchers the ability to ...

An earthquake has struck California 's Bay Area right along a fault line experts now fear may be the surprise cause of the ...

A preliminary magnitude 3.2 earthquake shook the Concord area shortly after noon on Friday, according to the United States ...