Says lead author Camilo Mora of the University of Hawaii and Dalhousie University in Halifax, Canada: “The question of how many species exist has intrigued scientists for centuries and the answer, ...

SAN FRANCISCO, CA (August 11, 2025) — The California Academy of Sciences is gearing up to celebrate one of our most iconic residents: Claude, the beloved albino alligator, who turns 30 on September 15 ...

SAN FRANCISCO, CA (June 26, 2025) — Researchers at the California Academy of Sciences and partners rediscovered a presumed-extinct black stony coral species in the Galápagos—its first sighting in 24 ...

WHAT: Three fully mature sunflower sea stars (Pycnopodia helianthoides) are now on exhibit for the first time in the California Academy of Sciences’ Steinhart Aquarium, sharing a habitat with the ...

McGuire and his Berkeley colleague, Robert Dudley, published a paper last week on the extreme evolution of hummingbirds. It’s an amazing tale that takes the small birds from one continent to another ...

SAN FRANCISCO, CA (March 17, 2025) —More than 70 percent of the Earth’s surface is covered by oceans, and beneath the surface lies a hidden world. In Unseen Oceans, a new exhibition on view at the ...

SAN FRANCISCO, CA (February 18, 2025) — Academy researchers and partners made the first discovery of both a new genus and species of plant in a U.S. national park in nearly 50 years. The ...

SAN FRANCISCO, CA (December 19, 2024) — Researchers at the California Academy of Sciences described 138 new animal, plant, and fungi species in 2024, enriching our understanding of Earth’s ...

Coyotes: You’ve seen them prowling through the park. You’ve heard their eerie nighttime howls. You’ve read about them snatching housepets. But did you know they’ve also lived in California for over ...

iNaturalist is an online social network of people sharing biodiversity information to help each other learn about nature. It's also a crowdsourced species identification system and an organism ...

SAN FRANCISCO, CA (April 15, 2024) — In a historic reintroduction that further restores native ecosystems in San Francisco, the California Academy of Sciences and Presidio Trust released Silvery Blue ...

UPDATE (March 2): Mirage's brief but brilliant bloom has now ended. Thank you for visiting the museum, tuning in to the livestream, and being corpse flower-curious this past week. Enjoy the time-lapse ...