The statewide expansion of a voluntary speed reduction program aims to prevent dangerous ship strikes — and also cut the amount of marine shipping pollution that drifts ashore.

California now requires folic acid in corn masa flour — a staple in many Latino households — in an effort to close a long-standing public health gap.

KQED’s new series "Flipping the Switch" will explore the costs, challenges and potential fixes as the most populous U.S. state attempts to ditch planet-warming pollution.

KQED takes on the seminal work in the context of the MAHA movement, PFAS, climate change and more during a discussion at the Night of Ideas on April 11.

Alameda’s Almanac Beer Co. is believed to be the first brewery to carbonate its beverages with carbon dioxide caught directly from the outside air.

Alameda, a low-lying Bay Area island city, is confronting sea level rise, groundwater flooding and storm surge as officials weigh costly adaptation strategies.

New research reveals why the endangered birds remain at risk years after California banned lead ammunition. Exclusive to KQED.

Seven elephant seals at Año Nuevo State Park tested positive for bird flu. About 30 seals have died in what officials call a small, early-stage outbreak. Public tours are canceled.

A deadly avalanche near Lake Tahoe is prompting new questions about how shifting winter weather may be reshaping avalanche danger in the Sierra Nevada.

California is one of 31 states that passed laws in 2025 limiting insurance companies’ use of prior authorization to approve or deny medical treatments.