Reopening July 1! What to expect
In a historic maintenance video for the exhibit Black Sand, exhibit developer Richard Gagnon explains how it came to be and how it's taken care of.
Tilt a spinning bicycle wheel while you’re sitting in a swivel chair and—surprise—you’ll start spinning in circles, too. You can also witness the same phenomenon here by hanging a spinning wheel from its axle.
Where: This exhibit is not currently on view.
At this simple but ever-popular exhibit, black sand from nearby beaches make spiky patterns that reveal the invisible magnetic field between the poles of two giant magnets.
Where: Ray and Dagmar Dolby Atrium
Build an arch that supports itself.
Where: Osher Gallery 1: Human Phenomenon
All these organisms are adapted to life in California's rocky tidal zone.
Where: Gallery 4: Living Systems
See the chemical reactions taking place in an electrolytic cell, as electricity flowing through a tank of salt water and pH-indicating dye creates zones of acidic (yellow) and basic (blue) solutions.
Where: Fisher Bay Observatory Gallery 6, Mezzanine
Sand traces a pendulum‘s motion.
Where: Crossroads: Getting Started
A square wheel can roll smoothly—if the "road" is the right shape.
Spinning water makes a mathematical curve.
(Embarcadero at Green Street)
San Francisco, CA 94111
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