Awe-inspiring exhibits for explorers of all ages
NOW OPEN
Bugs
An arthropod extravaganza has buzzed into the Academy! Celebrate our multi-legged friends in a new exhibition with models, games, specimens, and more.
BigPicture
Our annual exhibition of the year's best nature, wildlife, and conservation photography invites you to bask in our planet's beauty—and feel moved to protect it.
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Events and activities to kick-start your curiosity
FRIDAY, OCTOBER 28, 5-9 PM
SuperNatural Halloween
Spirits of all ages are invited to our eerie-sistable annual Halloween fundraiser, with trick-or-treating, mad scientists, a mechanical spider ride, and more.
NightLife
Wonder what our animals get up to once the sun goes down? Find out at the Academy’s weekly event that celebrates the unusual intersection of art and science.
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World-changing science starts here
SCIENTIFIC EXPEDITIONS
Regenerating Roatán's reefs
The Hope for Reefs team has resurfaced after a record-breaking expedition to Honduras's lush mesophotic coral reefs. Photo: Luiz Rocha © California Academy of Sciences
Join, renew, or donate
Keep up with your favorite creatures by visiting for free all year long—and support our research, education, and access initiatives while you're at it.
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