These potentially life-saving alerts now cover the entire nation - plus, Samsung just announced its own system.

Landslides, earthquakes, and subduction faults could generate 1,000-foot mega-tsunamis, wiping coastal communities off the ...

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

A minor, 3.2-magnitude earthquake struck in Southern California on Wednesday, according to the United States Geological Survey. The temblor happened at 12:27 p.m. Pacific time about 15 miles southwest ...

SAN DIEGO (FOX 5/KUSI) — A series of aftershocks in eastern San Diego County followed a 5.2 magnitude earthquake that ... the USGS shake map shows. A series of at least 10 aftershocks shook ...

A strong earthquake centered in San Diego County ... According to USGS’ community-reported shake map, the quake was felt as far north as Santa Clarita. As of noon, there have been eight ...

A moderately strong, 5.2-magnitude earthquake struck in Southern California on Monday ... prompt U.S.G.S. scientists to update the shake-severity map. The San Diego County Sheriff’s Office ...

Los Angeles sits above an enormous bowl of sediment that alters how seismic waves move under the city (Credit: Getty Images) Southern California ... map, showing the chances of a damaging ...

A 3.4-magnitude earthquake struck Southern California, then a 3.2 quake followed ... while more than 200 people reported feeling the subsequent shake. “Oh, it WAS an earthquake in the East ...

at 12:13 a.m., according to Southern California Earthquake Data Center. People in Arcata, about 28 miles north of Ferndale, reported on social media they felt the earthquakes shake their couches ...