Dense tule fog forms on clear, calm nights when the ground loses heat rapidly. And forecasters warn that the danger will continue for several days.

"I guess one person's sabotage is another person's letting folks know."

Job losses surged across the nation in January amid big layoff announcements by big employers such as Amazon, but the pace slowed in California after a rough 2025.

Tule fog is choking California’s Central Valley. Here's how it forms and why it's forming less often despite heavy fog this season.

The cash infusion could help the moderate San Jose Mayor Matt Mahan make up ground after a late entry into the governor’s race.

California is experiencing the country's biggest hikes in electricity rates, according to new research from the Energy Institute at the Haas School of Business at University of California, Berkeley. The research was detailed in a blog post written by an economics and business professor at the university.

Seven candidates for California governor spoke at the Bayview Opera House in San Francisco. How did they hold up under pointed questions?

The system aims to eventually connect San Francisco to Los Angeles in under three hours.