Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
At the museum? Try this 20 minute self-guided tour about light.
Prisms separate white light into colors, then recombine these colors back into white light.
Split light apart and put it back together again.
Where did all the colors go?
Watch the patterns change as the Earth turns and the Sun moves across the sky.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
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