A rock slide closed a portion of Highway 1 between San Luis Obispo and Monterey counties overnight. “Earth moves. Nothing is ...

The land under the Palos Verdes Peninsula has been sliding for decades. New data from NASA shows just how bad the problem is.

San Francisco broke a daily record for rain that had been in place since 1887 on Tuesday, with a pounding 2.53 inches of rain falling, according to the National Weather Service. The rain was so heavy ...

The rainfall was so intense that in one dramatic example, a mudslide caused an entire house to slip down a bank into the ...

The gusty atmospheric river storm could cause flooding and rockslides but also will help reduce the risk of wildfires with ...

The first of two "pineapple express" storms has arrived in Southern California after delivering a stronger-than-expected ...

As if Los Angeles doesn't have enough to contend with in the aftermath of its catastrophic fires, NASA is now warning slow ...