Masks and vaccinations are recommended. Plan your visit
Is pure water colorless?
The NASA InSight Mission has successfully landed on Mars!
In Balancing Ball, high pressure keeps a beach ball aloft.
What can YOU play?
Explainers do light and sound demonstrations.
Reflect on the deeper significance of Soap Film Painting.
Cheer on the competitors in this zany science cook-off.
Learn how to boil water without a lot of heat.
Discover the history and uses of zinc.
See evidence of invisible cosmic rays with Cloud Chamber.
A square wheel can roll smoothly—if the "road" is the right shape.
(Embarcadero at Green Street)
San Francisco, CA 94111
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