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Western Monarch Butterfly ‘Migration Is Collapsing,’ Scientists Say. You Can Help
This winter’s annual Western Monarch Count was the third lowest on record. Scientists say habitat loss, climate change and pesticide use are driving the long-term decline.
A Galapagos Albatross’ 3,000-Mile Detour to California Puzzles Scientists
A bird similar in color and markings to a seagull — though with a much larger wingspan and much straighter beak — flies above the ocean.
California’s Gubernatorial Candidates Focus on Affordability at Climate-Focused Forum
Cómo protegerse del ‘hongo de la muerte’ en los bosques de California
Hide! 4 Tiny Animals That Go Undercover in Style
Australian Walking Stick
Stanford Scientists Reveal Oldest Map of the Night Sky, Previously Lost to Time
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Western Monarch Butterfly ‘Migration Is Collapsing,’ Scientists Say. You Can Help
California’s Snowpack Is Shrinking, but Winter Isn’t Over Yet
California’s Gubernatorial Candidates Focus on Affordability at Climate-Focused Forum
California Combats Largest Mushroom Poisoning Outbreak in the Country
Super Bloom of Death Caps Sparks Largest Outbreak of Mushroom Poisonings in Decades
Navy Apologizes for 11-Month Delay in Reporting Radioactive Material at Hunters Point
Blue bay water in the foreground with gray and tan industrial buildings along the bay's edge in the background. In the distance are hills and above is a blue sky.
Australian Walking Stick
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Jan 27
Hide! 4 Tiny Animals That Go Undercover in Style
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Jan 06
Build, Borrow, or Steal: 4 of Nature’s Weirdest Homeowners
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Western Monarch Butterfly ‘Migration Is Collapsing,’ Scientists Say. You Can Help

This winter’s annual Western Monarch Count was the third lowest on record. Scientists say habitat loss, climate change and pesticide use are driving the long-term decline.

California’s Snowpack Is Shrinking, but Winter Isn’t Over Yet

A strong start to winter has given way to weather extremes, with California’s snowpack shrinking as January remained dry.

California’s Gubernatorial Candidates Focus on Affordability at Climate-Focused Forum

The candidates promised action as climate disasters mount across California, but were short on big ideas.
Australian Walking Stick

Hide! 4 Tiny Animals That Go Undercover in Style

Whether it’s seaweed cloaks or see-through wings, these animals know how to hide. Meet four masters of disguise who’ve turned camouflage and mimicry into a work of art.

Living With Fire: Inside Northern California’s First ‘Wildfire-Prepared Neighborhood’

The new Stone Canyon development in El Dorado County was built with wildfire in mind. It could offer a blueprint for building — and insuring — homes in an era of megafires.

After King Tides Swamp Marin, San Rafael Weighs Billion-Dollar Defenses Against the Bay

The severity of recent floods caught San Rafael by surprise, and scientists say the city must address sea level rise or it will be underwater in the coming decades.

Winter Night Out Idea: See Classic Sci-Fi Films in a Planetarium

Oakland’s Chabot Space & Science Center is screening three cult classics in its immersive planetarium — including an unconventional idea for a Valentine’s Day date night.
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