Join us on January 18 for a day of memories, music, and mementos honoring the life and legacy of Claude, San Francisco’s ...

Cal Academy opens at 9:30 a.m. Mon.–Sat. and 11 a.m. Sun. Learn about our charismatic African penguin colony from an Academy biologist. Daily, 10:30 a.m. and 3 p.m.

This is a recurring event. Check the daily calendar for more schedule information.

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 (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 (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 ...

SAN FRANCISCO, CA (August 15, 2022) — California now has two new scorpions on its list of species, thanks to the efforts of two keen-eyed high school students from the Bay Area and the California ...

SAN FRANCISCO, CA (December 2, 2025) — It is with a heavy heart that we share the news that Claude, our beloved albino alligator, has passed away at the age of 30. Claude was an iconic California ...

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“The Permian-Triassic extinction serves as a model for studying biodiversity loss on our planet today,” says Academy Curator of Geology Peter Roopnarine, PhD. “In this study, we determined that ...

SAN FRANCISCO, CA (July 12, 2023) — In a paper published today in Nature, researchers from the California Academy of Sciences, University of São Paulo, University of Oxford, University of Exeter, and ...

SAN FRANCISCO, CA (December 16, 2021) — In 2021, researchers at the California Academy of Sciences added 70 new plant and animal species to the tree of life, enriching our understanding of Earth’s ...