After Criticism Over Lack Of Warnings, California's Earthquake Alert App Gets An UpgradeThe first smartphone app in the country designed to alert the public before an earthquake has lowered the warning threshold across Los Angeles County, Los Angeles Mayor Eric Garcetti says.
Watch: Timelapse Shows California Earthquakes From Last 30 YearsThe 7.1 earthquake in Ridgecrest on July 5 was the largest earthquake to strike California in 20 years.
Do You Need Earthquake Insurance In Sacramento?A lot of people felt last weekend's earthquake in the Sacramento area, which has many wondering if they need to worry about earthquake damage from the "big one" somewhere else?
7.1 Magnitude Earthquake Rattles Southern California, Shaking Felt In Northern CaliforniaAuthorities say a magnitude 7.1 earthquake that jolted California has caused injuries, sparked fires, closed roads and shaken ball games and theme parks.
Tectonic Time Bomb: Recent Burst Of Seismic Activity Has Scientists Taking NoticeA recent burst of seismic activity along the West Coast has scientists taking notice.
The Drought May Be Over, But Experts Say We're In A 'Quake Drought' California just got out of an epic drought but seismologists say a new one is here. 
California’s 'Big One' Could Be A Volcanic EruptionCalifornia’s next ‘big one’ may not be an earthquake.
Magnitude 3.3 Earthquake Rattles Southern California DesertA magnitude 3.3 earthquake has rattled the Southern California desert.
800 Deaths, 18,000 Injuries if Magnitude 7 Earthquake Hits Hayward FaultScientists, emergency managers and others have released a study describing plausible impacts from a hypothetical magnitude 7 earthquake on the Hayward fault
Small Quake Rattles Inland Southern CaliforniaA small earthquake has rattled an inland area of Southern California.
Study: Oil Drilling Possibly To Blame For Deadly 1933 California QuakeNew research suggests oil drilling decades ago may have triggered earthquakes in the Los Angeles region, including the 1933 quake that killed more than 100 people.