Was that an earthquake you just felt or merely a big truck rumbling by? You don't have to wonder thanks to the U.S.

A worldwide Android smartphone-based earthquake detection and early warning system can detect seismic activity in real time.

California officials overseeing the $21 billion fund that was expected to protect utilities and their customers from the cost of wildfires sparked by electric lines say the fund could be wiped out by ...

On July 21, 1952, a magnitude 7.5 earthquake in Kern County was strongly felt in the Valley, shaking residents ...

A 4.3-magnitude earthquake jolted a lake shoreline Friday, July 11, in Southern California, the U.S. Geological Survey ...

A lightly populated stretch of Alaska’s southern coast was under a tsunami warning after the magnitude 7.3 quake was felt ...

ANCHORAGE, Alaska (AP) — Communities along a 700-mile stretch of Alaska’s southern coast ordered residents to higher ground ...

If you think your dog’s obsession with fetching a tennis ball is impressive, you should meet the pups at the National ...

A minor, 3.7-magnitude earthquake struck in Southern California on Thursday. It was followed by a larger, 4.3-magnitude quake nearby a few hours later, according to the United States Geological Survey ...

Google’s Android Earthquake Alerts program is a globe-spanning earthquake early-warning system that uses billions of phone sensors to detect seismic shaking and alert those at risk ...

In California, where the next “Big One” is an always-looming threat, some lessons learned from the 1925 Santa Barbara quake resonate even 100 years later, experts say.