Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...

Wildfire debates often collapse into a single word: climate. Yet the record from California’s worst recent seasons points to ...

After a wet and stormy start to winter, the Bay Area has now gone 15 consecutive days without measurable rainfall, giving us ...

Some four miles off the Southern California coast, a company is betting it can solve one of desalination’s biggest problems by moving the technology deep below the ocean’s surface. OceanWell’s planned ...

The background: The Disability Disaster Access and Resources program, or DDAR, provided backup power batteries as well as ...

The snowpack this winter is smaller than average in California's Sierra Nevada as well as the Rocky Mountains. The lack of snow reflects record warmth.

Alma Figueroa got worried when she found out her gas company wants to try a debated method to fight climate change: mixing ...

This isn't just California's story-nationwide, about 85% of U.S. wildfires are human-caused, from accidents and equipment failures to arson.

The common vaccine that could slow down ageing - A new study has found the shingles vaccine could reduce inflammation and ...

Donald Trump's renewed interest in Greenland centers around its mineral wealth and strategic importance.

A shy, ferret-sized predator called the coastal marten has been quietly hanging on in the forests of southern Oregon and northern California.

Flawed assumptions about water demand mean suppliers in California overestimated future demand by an average of 74% over 20 ...