To prepare for sea level rise, scientists installed textured tiles on San Francisco’s seawall to see what material best attracts marine life and boosts biodiversity.

Inside a tiny room beneath Oracle Park, the San Francisco Giants are quietly reshaping what it means to be strong — on the baseball field, in the clubhouse and for the next generation of fans.

The non-crisis warm line will lay off 127 staffers and cut its operating hours in half as county officials pull all its funding following a change in California’s mental health spending.

A queer-led group in Richmond uses kayaks to protest fossil fuel pollution and reclaim access to the bay for communities of color.

Bay Area drag artists are leading a movement that fuses climate activism with performance by turning climate grief into queer-led calls for change.

Over the next decade, the Vera C. Rubin observatory, equipped with a giant camera built at SLAC in Menlo Park, will find billions of new stars, galaxies and asteroids, and shed light on dark matter and dark energy.

As California braces for fire season, experts see signals — and shortcomings — in the Forest Service Chief’s annual letter.

Fairfax, a Marin County town built on wellness and a distrust in authority, has become fertile ground for Robert Kennedy Jr.’s MAHA movement.

Sonya Sotinsky recorded herself speaking and reading aloud to preserve a vital part of her identity — her voice. Now, with help from artificial intelligence, she can speak again.

In California, an army of smartphone- and internet-connected home appliances is already helping with power grid reliability. How far can it go?