This ancient temple holds a secret...can you reveal the mystery?
Leonardo's famous painting is used in an interesting perceptual experiment.
Can you make your palm squirm?
See colors that aren't really there.
Sometimes things are not as they appear.
Your eye movements make this design seem to shimmer.
Is it light gray or dark gray? It depends on the surroundings.
Find out how your eyes work and watch a real dissection of a cow's eye.
Explore the strangest of strange attractors, the Lorenz butterfly.
Does it feel like the walls are closing in?
If you stare at this dot, for few moments it disappears.
Four exhibits small enough to fit on postcards.
Pier 15San Francisco, CA 94111(415) 528-4444
© 2014 Exploratorium
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