POST has purchased more than 6,000 acres of oak woodlands near Gilroy, saving it from becoming a sand and gravel mine. It’s ...

Ted Sommer is the retired Lead Scientist for California Department of Water Resources. He is currently an Adjunct Fellow with Public Policy Institute of California. My most inspiring bike ride this ...

Pastures are visible from a derelict milking barn at the historic D Ranch, founded in 1870 and abandoned after the creation of Point Reyes National Seashore. There’s an ambitious plan to restore these ...

The Pan American Highway runs through the Sechura Desert in Peru, one of the driest places on Earth -- except when El Niño arrives. (Photo by A. Duarte, Flickr Creative Commons) A low-hanging, densely ...

From creeping slime molds to brain-eating ciliates to kelp, protists may be the strangest and most misunderstood group of creatures in the tree of life. Haeckel pointed out the troublesome task of ...

Spiders — and their webs — hold a special place in our cultural mythology. Tattered webbing is a feature of any horror flick, an icon of the evil that is lurking about with the spiders themselves ...

A crow funeral can happen at any time. Farmers bear witness after shooting unwanted crows in their fields. Powerline workers see them should an unlucky bird zap itself and drop. Occasionally, the ...

When I joined Point Blue Conservation Science as its new CEO earlier this year, I did so with equal parts excitement and humility. Excitement because after many years working on ...

This summer, iNaturalist, the global social network for recording and collectively identifying the biodiversity around us, went independent. With the help of a $10 million startup grant, the ...

State Route 12 cut to the horizon line of Solano County. Somewhere out of sight lay the small town of Rio Vista and the Delta. But about an hour northeast of San Francisco, midway through southern ...

Since 2000, Julian Wood has perfected the art of not falling into the hidden channels that weave through the Bay’s tidal marshes. Come early spring tides, the San Francisco Bay program leader at the ...