
Sea snails flee from predators. A new research paper suggests that ocean acidification impairs that ability.

Whale Watching: The Oceanic Society has offered naturalist-led whale-watching excursions in the San Francisco Bay Area since 1972. Excursions leave from San Francisco, Half Moon Bay, and Bodega Bay, on weekends from late December through mid-May. Tours also visit the Farallon Islands and Cordell Bank, a submerged island mass northwest of the Golden Gate Bridge.…

A San Francisco artist interprets the songs of endangered birds for the cello.

The Sonoran Blue is, according to some experts, the most beautiful butterfly in the Bay Area. Alum Rock Park in San Jose is the best place to find them, and even there it’s not easy.

Residents of the Bay Area’s nine counties have passed a $12-per-year parcel tax to raise $500 million toward wetlands restoration and other Bay shoreline improvements over the next 20 years in what will be a historic influx in funding for the Bay.

What can we learn from last winter’s El Niño not behaving as expected?