Daniel Altman

San Francisco is at times known for its rough-and-tumble approach to local politics. But now a more bruising political fight is playing out in the City by the Bay.

California is losing its leadership position in the effort to mitigate climate change, and politics and other disasters may be to blame, according to a state lawmaker.

Artificial intelligence can predict breast cancer years before it shows up on a mammogram, according to a new MIT study .

States nationwide are seeing COVID-19 surges, and New York reported more than 60,000 new cases this past weekend, the most since the start of the pandemic.

Diablo Canyon is supposed to start closing in a few years, but a Stanford-MIT report says keeping it open would help California transition to clean energy more cheaply and cleanly.

Competing fears about nuclear risks, climate change and power supplies are framing the discussion over the future of Diablo Canyon, says Joe Mathews.

An influx of patients is straining already short-staffed hospitals, and some have canceled elective surgeries, including Providence Holy Cross Medical Center in the San Fernando…

As some families are preparing to travel and gather for the holidays next week, they should be especially careful as the Omicron variant is expected to overtake the Delta variant, says…

Panelists discuss how inflation is affecting consumers and lawmakers, and former congresswoman Jane Harman looks at voting rights and how to prevent Russia from invading Ukraine.