The Concord Fault, which runs through Bay Area neighborhoods in Concord and Walnut Creek is in a different location than previously understood. It could produce a major earthquake in the Bay Area.

A preliminary 3.7 magnitude earthquake struck Wednesday morning off the coast of Northern California, according to the United ...

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More than 1,300 earthquakes have hit Japan's Tokara Islands in two weeks, prompting evacuations of dozens of residents from the remote archipelago on the country's southern tip.