Heavy snow was impacting the higher-elevation areas in Northern California on Monday, with several feet of snow expected.

Under California's Sierra Nevada Mountains, dense rock at the bottom ... and seismic wave recording can be used to map the disappearing lithosphere. That's how scientists know what's gone and ...

Evacuation orders were issued in the San Gabriel Valley community of Sierra Madre ahead of a strong winter storm that will ...

These five places in California's wilderness are jaw-droppingly beautiful but stealthily treacherous, taking the lives of ...

Heavy snow and strong winds were reported in California’s Sierra Nevada mountains on Monday, March 31, as officials warned of difficult travel. Footage from the UC Berkeley Central Sierra Snow Lab ...

California’s snowpack in the Sierra Nevada measured 96% of average ... state a third straight year of ample water supplies in the mountains — something that hasn’t happened in a quarter ...