Discover your San Francisco "Birthday Tree" with a new site linking tree planting dates to birthdays, and explore the city's green history and future.

Nearly half of all Americans now live in places with unhealthy air, and the Bay Area metro is among the top 20 in poor air ...

The Bay Area is among the top 25 metros in the U.S. with the worst ozone pollution, according to the American Lung ...

For decades, newly constructed homes in California were getting bigger and bigger. Not anymore. Statewide, homes built in the ...

Our spring 2025 roundup includes meaty (and meatless) wonders in Fremont, Santa Clara, Berkeley, Burlingame, Martinez and ...

Elon Musk wasn’t the first to shape the national conversation. Joshua Norton, a San Francisco cult figure, was.