A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about the risks.

California has dozens of earthquakes every day. Most are below 3.0 magnitude, so small that they aren’t felt.

An instrument called an interrogator allows researchers to effectively hijack fiber optic cables for use as thousands of ...

An earthquake with a magnitude of around 7 is likely to hit the San Francisco Bay Area in the next 10 years ... the largely man-made island is at risk of devastation when the "Big One" hits. “ ...

Among the areas at risk after a megaquake along the Cascadia subduction zone are the Humboldt Bay region, including the area around Eureka and Arcata. A long-feared monster earthquake off ...

SAN FRANCISCO – An earthquake shook parts of the San Francisco Bay Area early Monday morning. According to the U.S.