The California Republican Party asked the US Supreme Court to block the state from using its new congressional map that ...

At a weekend rally, Audrey Denney criticized “political and economic systems built to support billionaires” and served up a stealth rebuke of her most formidable Democratic rival in ...

By tracking swarms of very small earthquakes, seismologists are getting a new picture of the complex region where the San Andreas fault meets the Cascadia subduction zone, an area that could give rise ...

Scientists are uncovering a hidden and surprisingly complex earthquake zone beneath Northern California by tracking swarms of ...

Tamara Berg breaks down the concerns over fog and air quality on Monday.

A severe geomagnetic storm means there's a chance for a spectacular display of the northern lights over the US tonight.

California’s congressional District 1 — a sprawling parcel in the state’s northeast corner — already faced a big shakeup. Now the death of the incumbent has made matters more complex.

Tremors beneath Northern California show hidden plate movement, helping scientists better understand where future big ...

As high pressure remains overhead, the air quality is impacted.

Seismologists have discovered hidden faults at the Mendocino Triple Junction by tracking tiny earthquakes using a new ...

It’s not quite that simple. To be exact, the last time the report had California at 100% drought-free was the week of Dec. 26 ...

Waterfalls, rivers and creeks near Los Angeles have been replenished thanks to recent winter rain. Here are a few spots to ...