An active swarm of earthquakes was detected about 250 miles offshore of Washington state.

Add Yahoo as a preferred source to see more of our stories on Google. A total of 14 quakes have struck the East Bay since 7:41 p.m., starting with a 2.5 magnitude shaker, according to the U.S.

Kagoshima Prefecture has joined Yamanashi and Wakayama prefectures as areas recently shaken by earthquakes that have also ...

Residents pack town hall over recent swarms of quakes in San Ramon Expert tells crowd surge doesn't predict when the "Big One" will occur Preparation is key, first responders say SAN RAMON, Calif. - ...

Add Yahoo as a preferred source to see more of our stories on Google. If you hear a loud "boom" in central Illinois this week, it could be a frost quake, a weather phenomenon that happens when ...

The 1.20pm quake in Omachi registered an upper 5 on the Japanese seismic scale, strong enough to make movement difficult ...