A new app aims to provide school communities in polluted areas with real-time data to help protect students from fine particulate matter.

Nearly a year after a ransomware attack paralyzed Patelco, a class action against the nonprofit financial cooperative has ...

Tens of thousands of demonstrators marched through San Francisco Saturday from Dolores Park to Civic Center Plaza for a No ...

Mackentral “Mack” Williams crossed the dock at Mission Rock and tossed a handful of breadcrumbs into the water ahead of Natalie Wu’s next cast. Wu, wielding a circular net, hoped to trap bait fish in ...

Bay Area residents came together for a second day of protests against deportations, marching around San Francisco’s Mission ...

Immigrants and asylum seekers are increasingly at risk of deportation or arrest. Here's how to prepare for encounters with ...

In September 1956, Cpl. Eldridge Jones found himself atop a sunbaked roof at an old Army camp about an hour outside San Francisco, shoveling radioactive dirt. Too young for Korea and too old for ...

The success of the atomic bomb program deeply unnerved some of the scientists responsible. Manhattan Project leader J. Robert Oppenheimer’s later qualms are well known. But even before the first ...