Why your phone calls don't leak out of optical fibers.
By taking advantage of resonance, you can cause two pendulums to swing in identical cycles.
These pendulums trade swings back and forth.
See yourself as others see you.
Objects change size when heated or cooled
Make your own heat waves in an aquarium.
The world's simplest Cartesian diver.
"Cold" metal and "warm" wood may be the same temperature.
Two cylinders that look the same may roll down a hill at different rates.
Build your own spectroscope, a device to analyze the spectrum of light.
See how many colors you can make with only red, green, and blue bulbs.
Pier 15(Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
© 2014 Exploratorium
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