HUMBOLDT COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.6 magnitude quake shook close to Petrolia ...

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 3.1 magnitude earthquake struck California’s Hayward Fault — a fault line experts call the most dangerous in America. Over ...

An earthquake with a preliminary magnitude of 3.1 shook the East Bay on Thursday morning, according to the United States ...

Millions of Californians are set to "Drop, Cover, and Hold On" on Thursday as part of the annual Great California ShakeOut ...

The annual earthquake drill that was sent out on Thursday at 10:16 a.m. is meant to make sure we're all ready for when "the ...

The most widespread way is through Wireless Emergency Alerts (WEA), which sends loud alerts to all cellphones. If an ...

Supershear earthquakes are more common than previously believed, some scientists say — carrying potentially profound risk for ...

The Great California Shakeout is coming. The event is an annual earthquake drill, aimed at increasing public awareness about ...

The one-minute drill was developed to teach people what to do when a large temblor strikes. If you have the MyShake app, your ...

Loma Prieta earthquake, George Washington Bridge opening, Yom Kippur ceasefire talks, and iconic Olympic moments.