Masks are required for all visitors 2+. Vaccines recommended. Plan your visit
Shine some light on brine shrimp behavior.
Our new Shadow Box is made of large phosphor screens which store light from a strobe flash, temporarily freezing the visitor's shadow.
Overlapping pools of red, blue, and green create a Venn diagram of additive color.
Where did all the colors go?
Sunlight–reflected and refracted–paints an ever-changing color composition.
Explore images made from shadows.
A thin window of soap creates an ever-shifting array of colors.
Surround yourself in color—do you feel a shade different?
Your visual system uses edges to detect differences.
Blend your face with a friend’s.
Color is in the eye of the beholder.
Can you tell the difference between black and white?
(Embarcadero at Green Street)
San Francisco, CA 94111
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