Earthquakes hit Aromas and The Geysers on Thursday, followed by swarm activity, highlighting ongoing seismic activity in the region.

Several minor earthquakes were recorded near San Ramon and Petrolia in recent weeks, with no reports of injuries or damage.

California experienced five earthquakes within a short period of time on Friday and Saturday, amid ongoing concerns about seismic safety in the region. Four of the five struck near Avenal, California ...

Feet on either side of a cracked sidewalk affected by an earthquake. - Elena Goosen/Getty Images California is famous for its stunning beaches, bustling cities, iconic road trip routes, and being the ...

High above Earth, a new radar satellite is giving scientists an unprecedented look at how the ground beneath Southern California is moving—sometimes by just millimeters. Scientists are using the ...