There are two big challenges when it comes to tsunamis: first making sure people in the tsunami zone are notified and know ...

KERN COUNTY, CA - A preliminary 2.3 magnitude quake struck close to Johannesburg on Saturday afternoon, the U.S. Geological Survey reported.

HUMBOLDT COUNTY, CA - A preliminary 2.9 magnitude quake rattled near Petrolia on Saturday afternoon, according to the U.S. Geological Survey.

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

In a large area with hard-scaping like downtown, temperatures can run 20 to 30 degrees higher during the day than a rural ...

Major League Soccer will play a shortened 14-game regular season in early 2027 before the league switches to a schedule that better aligns with those of its international counterparts.

A powerful heat wave sent temperatures soaring across Southern California, shattering records and pushing some cities into triple digits. See the full list of areas that set record highs.

Northern California was rattled by a series of small earthquakes on Wednesday night, according to the U.S. Geological Survey ...

Southern California's heat wave tied or broke 30 daily heat records on Wednesday with the worst heat yet to come, according to the National Weather Service.

A swarm and several small quakes struck four corners of Northern California in just 24 hours.

Two earthquakes shook Northern California within hours of each other this morning, according to the USGS.

A magnitude 3.4 earthquake rumbled in the South Bay on Tuesday morning, according to the U.S. Geological Survey. The temblor struck at 6:48 a.m. and its epicenter was approximately 15 miles south of ...