Masks are required for all visitors 2+. Vaccines recommended. Plan your visit
Change your perception of color by flooding your eyes with colored light.
Quick-changing views create the illusion of motion.
Exhibit Developer Sally Duensing explains the principles and mechanics behind the exhibit Gray Step 4, now known as Shifting Shades of Gray.
Sally Duensing explains the exhibit Gray Step 2.
Exhibit developer Sally Duensing explains the principles and mechanics behind this exhibit.
How many colors can you make by mixing red, green, and blue light?
These tiles aren't really crooked–they just look that way.
This blue light lets you see microscopic blood cells in your eye.
Liquid glycerin drips down, creating unique shapes and shadow patterns.
An animal that blends in with its environment is much easier to see when it's moving than when it's still.
Edmark’s 3-D printed sculptures, called blooms, animate when spun under a strobe light.
A sweeping glance creates images that appear and disappear in the blink of an eye.
(Embarcadero at Green Street)
San Francisco, CA 94111
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