Roseville is the best city in California for retirees, thanks to its thriving senior community and relative affordability.

California is closer to meeting its goal of conserving 30% of its lands and coastal waters by 2030, according to a report.

A minor, 3.3-magnitude earthquake struck in Northern California on Monday, according to the United States Geological Survey.

The Wolf fire in Riverside County is now more than 2,400 acres in size, although firefighters are making progress.

A team of astronomers have put together the largest, most detailed map of the universe ever created – and you can explore it ...

Hot weather and dry conditions have led to “elevated” wildfire threats across the state, the U.S. Drought Monitor said.

A map of California is both beautiful and confounding. And that’s when we realized how challenging this would truly be: As soon as we introduced the project to the SFGATE newsroom — which has ...