A powerful atmospheric river storm is pounding parts of California with torrential rain, strong winds and snow and leading to ...

As a late-winter storm brings rain to Southern California, evacuation warnings have been issued in recent wildfire burn areas.

As the adoption of cleaner-burning engines and electric vehicles drives fossil fuel emissions lower, scientists have ...

Evacuation warnings were in place for several Los Angeles burn scar areas that were ravaged by wildfires two months ago.

Rain on burned hillslopes can trigger dangerous floods and debris flows. Those debris flows can move with the speed of a freight train, picking up or destroying anything in their path. They can move ...

A strong storm system is moving through Southern California Thursday, bringing a heavy dose of rain over a short period of time and prompting evacuation orders, flood warnings and road closures.