California's earthquake early warning system passes major test

California's earthquake early warning system passes major test

your earthquake experience (I Have Felt It) with our readers. Click on the “I Felt It” button behind the corresponding earthquake. Your earthquake experience is not only important for science, but also for people in the area as well as our global

your earthquake experience (I Have Felt It) with our readers. Click on the “I Felt It” button behind the corresponding earthquake. Your earthquake experience is not only important for science, but also for people in the area as well as our global

LOS ANGELES -- In the seismic annals of California, Monday's 4.7 earthquake was little more than a footnote. It gave Southern California a small morning jolt but caused no damage and was largely shrugged off by noon.

LOS ANGELES -- In the seismic annals of California, Monday's 4.7 earthquake was little more than a footnote. It gave Southern California a small morning jolt but caused no damage and was largely shrugged off by noon.

LOS ANGELES -- In the seismic annals of California, Monday's 4.7 earthquake was little more than a footnote. It gave Southern California a small morning jolt but caused no damage and was largely shrugged off by noon.