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Look Who You Might Run Into

Meet the insects, amphibians, reptiles, birds, and mammals of our living collections.

Creature Closeups Gallery

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Get Your Daily Dose of Wonder

Explore our Library of Life

Our research collections include specimens from each of the world’s oceans and all seven continents. Take a peek at some of our oldest, rarest, and most amazing finds.

Specimen Spotlights Gallery

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Learn more about our research and explore science news from the Academy and beyond.

I've been visiting the academy for 45 years (since I was in kindergarten) and continue to marvel at the amazing things I find each time I'm there. #CASisAwesome

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Last time I visited, I touched a rock that used to be in the sky. Oh, the radical things visitors can see and explore at the Academy!

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2006 Mercury Transit, edhiker/Flickr
Space Friday: Transit of Mercury, Boiling Water on Mars, and Earth-like Worlds
Get ready to view the transit of Mercury on Monday morning and watch out for boiling water when heading to Mars.

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Exhibit

Color of Life

Color of Life

In nature, color is so much more than just décor.

Live Webcams

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Photo of a diver in the Academy's Philippine Coral Reef exhibit

Be mesmerized by sharks and rays, tropical fish, and waddling penguins. Our webcams stream 24 hours a day.

Daily Program

Penguin Feeding

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Three African Penguins
October 23 at 10:30 am
October 24 at 10:30 am
October 25 at 10:30 am
October 26 at 10:30 am
October 27 at 10:30 am
October 28 at 10:30 am
October 29 at 10:30 am
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November 21 at 10:30 am
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April 1 at 10:30 am
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May 1 at 10:30 am
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May 25 at 10:30 am
May 26 at 10:30 am
May 27 at 10:30 am
May 28 at 10:30 am
May 29 at 10:30 am
May 30 at 10:30 am
May 31 at 10:30 am
June 1 at 10:30 am
June 2 at 10:30 am
June 3 at 10:30 am
June 4 at 10:30 am
June 5 at 10:30 am
June 6 at 10:30 am
June 7 at 10:30 am
June 8 at 10:30 am
June 9 at 10:30 am

Meet our African penguin colony and get your questions answered by one of our Academy biologists.

Origins NightLife

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plasma orb
May 12 at 6:00 pm

Explore the origins of the universe, life, and civilization with a thrilling line-up of talks by Wonderfest.

Incoming!

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Chelyabinsk meteor Image Credit: California Academy of Sciences Visualization StudioChelyabinsk. Image

Our newest planetarium show explores asteroids, comets, and the hard-hitting stories of our cosmic origins.

DIY Science

Exploring Earthquakes

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Computer simulations, infographics, and hot tips—explore it all in this rich collection of earthquake resources.

Academy Expeditions

Science Today

Science Today

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