Venus begins a season-long absence from the sky, hidden by the glow of the Sun as it slowly passes behind our star, not returning to our view until August. It reaches superior conjunction on June 4, ...

This is a recurring event. Check the daily calendar for more schedule information. Planetarium shows are included with Daytime Admission, but capacity is limited for the safety of our guests and staff ...

This is a recurring event. Check the daily calendar for more schedule information. Planetarium shows are included with Daytime Admission, but capacity is limited for the safety of our guests and staff ...

At 25 feet deep, the Philippine Coral Reef tank is one of the deepest and largest indoor display of living coral in the world. Under the surface, hundreds of fish mingle with eels, anemones, starfish, ...

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

Learn about our charismatic African penguin colony from an Academy biologist. Daily, 10:30 a.m. and 3 p.m. Watch as a diver plunges into one of the world's deepest living coral reef tanks. Daily, ...

All creatures great and small (and spineless) have a friend in Freeland Dunker, who retired this month after 17 years as the Academy’s senior veterinarian. We’re celebrating World Veterinary Day on ...

Citizen scientists can help scientists and policy-makers track changes in the environment.

The Academy’s mission is to regenerate the natural world through science, learning, and collaboration. Every visit supports our work. Buy your tickets today or become a member and visit for free!

Don’t tell Claude, but he’s not the only long-bodied, sharp-toothed, extremely chill species in the aquarium.

Astronomers explore the third dimension of space with a variety of cutting-edge techniques.

Volunteers for Nature is an all-new program from the California Academy of Sciences that connects college students and early career professionals with nature-based volunteer opportunities across the ...