
Nature doesn’t disappear when the sun goes down–there’s a whole universe out there to explore after dark! If you don’t have your own telescope, you can look at stars, planets, and other astronomical objects through big telescopes at observatories and smaller, portable telescopes at star parties or see them in dazzling indoor planetarium shows. People…

Even before Woodie Guthrie sang “This land is your land…,” Americans had a solid history of maintaining and sharing public lands. September 24 brings this value into sharp focus: The annual National Public Lands Day is the largest assembly of volunteer effort on behalf of public lands in history. We’ll help you get in on…

A new study finds flooding and episodic storm events could result in an estimated $20 million in damages by 2100. And accelerated landward erosion from an estimated 1.4-meter rise in sea-level by 2100 could result in $540 million in damages. Along the way, we’d lose habitat for plovers and bank swallows and a favorite recreation…

Most kids recognize the ring-tailed lemur only as the animated character King Julien from the feature cartoon Madagascar. In real life, this endangered, highly social primate is known for its vocal activity and sun bathing — and it will soon be one of many animals in San Francisco, waiting to meet kids ready to go…

Inspired by a childhood divided between urban Oakland and a Lake County working ranch, Rue Mapp founded Outdoor Afro, an online community and organization that reconnects African-Americans with natural spaces and one another through outdoor recreational activities.

The Golden Gate Bridge, approaching its 75th anniversary, is the most photographed bridge in the world — but what about what lies underneath it? Photographer David Liittschwager decided to address just that and discovered that the number of living things that pass through a cubic foot of water here in an hour is greater than…