Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...

NASA scientists used satellite measurements to map out local subsidence and uplift across the Golden State, which plays into local sea level changes.

Heavy rain is expected to sweep across Southern California on Thursday, raising the risk of flash flooding and mudflows in ...

A lighthearted petition to buy the state of California for Denmark prompted more than 200,000 signatures by Wednesday in response to President Donald Trump’s talk about taking control of Greenland.

A person has died after a vehicle crashed into the Delta at Little Potato Slough in San Joaquin County on Wednesday, the sheriff's office said.

Southern California's strongest atmospheric river storm of the winter is arriving Thursday, and it's expected to bring significant flooding to roads and a high risk of landslides. Here's what you need ...

Areas scarred by the Eaton Fire are at “high to very high risk” of debris flows this week. How do they happen? What is being ...

A new rain storm is bearing down on California, including fire-ravaged Los Angeles, where residents are bracing for the possibility of mudslides and landslides.

When hills are healthy, vegetation can anchor the soil in place. But when that is burned off, hillsides become vulnerable to erosion, and slopes can come crashing down.

After the Southern California wildfires burned tens of thousands of acres last month, thousands of Angelenos are returning home for the first time in weeks.

Higher terrain areas, such as foothill and mountain communities, could receive as much as 5-6 inches of rain. What will the weather be like Wednesday? Los Angeles and Orange counties Wednesday ...