Parts of Northern California are under a flood watch through Tuesday as an atmospheric river brings heavy rains to a region ...

Heavy precipitation is falling mostly in mountain areas. A flood watch in also in effect for the coast of central California, ...

The statewide Sierra Nevada snowpack, which provides nearly one-third of California’s water supply, began the year in good ...

Credit: California Academy of Sciences/Cover Images The rare and elusive Mount Lyell shrew has been photographed for the ...

A stronger atmospheric river is set to hit Northern California on Monday and then hit Los Angeles County on Tuesday, aiding ...

The second of three atmospheric rivers is battering the West, bringing prolific mountain snows and soaking rains in the lower elevations and driving the risk of flooding and avalanches. Yet another in ...

A dry January has blunted early-season gains in California’s snowpack, state water officials said on Friday. The second ...

In the heart of California, the Sequoia and Kings Canyon National Parks are home to some of the tallest trees on the planet.

The West Coast is in the middle of a long-lasting and potent atmospheric river event, which will bring days of heavy rain and mountain snow throughout the week ahead.

Peering deep under California's Sierra Nevada, Vera Schulte-Pelkum and Deborah Kilb discovered ... Differences in receiver ...

A section of the upper mantle and crust under the Sierra Nevada mountains is peeling away, in a process that may mimic how ...