A swarm of at least six earthquakes reaching up to magnitude 2.9 rattled San Ramon near San Francisco, the U.S. Geological ...

The clusters of earthquakes have all been underneath the East Bay suburb of San Ramon, which is close to the Calaveras fault.

After a 7.5-magnitude earthquake on Monday, Japanese officials issued a rare warning for a potentially even larger follow-up.

Deadly and destructive, earthquakes remain unpredictable, but faster models that look beneath the ground, can help better ...

The first earthquake struck while the town was still asleep. Around 2:00 am on Dec. 16, 1811, New Madrid—a small frontier settlement of 400 people on land now located in Missouri—was jolted awake.

SAN FRANCISCO – Was that an earthquake you just felt or merely a big truck rumbling by? You don't have to wonder – the U.S. Geological Survey is on the case and can almost immediately tell you whether ...

At 08:06 local time, the USGS reported that a magnitude 5.9 earthquake had struck near Carson City, the state capital. The ...

The ShakeAlert system that warns about imminent shaking arriving from earthquakes sent a false alarm across California on ...

CARSON CITY, Nevada– A magnitude 5.9 earthquake reported Thursday morning in Nevada didn't actually happen, after a Shake ...

Another 2.6-magnitude earthquake rattled Tennessee on July 9 around 8:52 p.m., according to the U.S. Geological Survey - but you might not even have noticed. The earthquake happened in Greenback, ...

Escalating activity along a fault line in the Sea of Marmara is moving closer to Istanbul, seismologists warn.