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At first glance, the giant see-through-erector-set-like structure seems to be a realization of one of Leonardo da Vinci's mechanical inventions.
Where: This exhibit is not currently on view.
When you set these pendulums swinging, the motion of each one affects the others.
Where: Crossroads: Getting Started
Start one of these two pendulums swinging and soon you’ll see the other pendulum start swinging, too. Keep watching and you’ll see the two pendulums take turns, alternately swinging energetically and coming to a near standstill.
Draw hypnotically flowing patterns with a swinging table, and watch friction cause the patterns to slowly shrink along a spiral path.
Where: Osher Gallery 1: Human Phenomenon
Ivan Moscovich created these harmonograms with a twin-pendulum Harmonograph. The spirals, ellipses, and figure eights are graphical records of the swinging pendulums.
Lift the handle to start this row of pendulums swinging, and then watch as they move in and out of a repeating series of mesmerizing patterns.
Create ghostly images with the touch of a hand.
Where: Ray and Dagmar Dolby Atrium
Sand traces a pendulum‘s motion.
Magnets in the pendulum and the disks transfer energy back and forth, making the pendulum swing in unpredictable ways.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
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