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Look down into the chamber and you’ll see an ongoing cascade of thin white trails appearing and disappearing. These are cosmic ray tracks, created by high-energy subatomic particles from space.
Where: Bechtel Gallery 3: Seeing & Listening
In a city notorious for fog, this immense artwork by Fujiko Nakaya intermittently shrouds a pedestrian bridge spanning Piers 15 and 17 with clouds of mist, enveloping all in its gauzy embrace.
Like comets, these chunks of dry ice slowly disintegrate as they move, leaving a visible trail of condensed water vapor.
Where: Fisher Bay Observatory Gallery 6, Mezzanine
(Embarcadero at Green Street)
San Francisco, CA 94111
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