Geeks
Geeks of all stripes, welcome to the mothership. There’s no better place to fly your nerd flag than here at the Exploratorium, the museum that launched Pi Day, an International holiday celebrating the irrational number pi. If people accuse you of taking science or technology a little too seriously, well, we don’t understand what they mean by that, either.
 CERN: Accelerate the Particle You're the technician. Test your skills in CERN's online linear accelerator. INTERACTIVE 
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Audio Pong Close your eyes and listen to tell where the paddle is when you play this all-listening version of the classic game Pong. INTERACTIVE
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Collisions on the Ice What happens when two hockey players collide? Try our hockey collision calculator!
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Martian Snowflakes What do snowflakes look like on Mars? ARTICLE
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Your Weight on Other Worlds Ever wonder what you might weigh on Mars or the moon? Here's your chance to find out.
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Inverse Square Law Why the world gets dark so fast outside the circle of the campfire. HANDS-ON
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Magnetic Pendulums Copper coils become electromagnetic swings. HANDS-ON
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An Afternoon with Peter Whitehead PETER WHITEHEAD is an instrument builder, performer, and composer. VIDEO
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Build a Solar System Make a scale model of the Solar System and learn the REAL definition of "space."
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Magnetic Suction This experiment shows how your doorbell works. HANDS-ON
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Your Age on Other Worlds Find out why people who love birthday parties should move to Mercury.
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Marshmallow Puff Tube How far can you blow a marshmallow? HANDS-ON
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Ezra Daly explains how he makes musical instruments out of car and motorcycle parts...
CandyFab, the sugar printer created by Windell Oskay and Lenore Edman…
While demonstrating how to build an electromechanical digital clock…
It’s geometry! It’s knitting! It’s—hyperbolic crochet!…
Tinkerer, programmer, and musician Ken Murphy shows how to build electromechanical “bugs”…
Pi Day
Join us on March 14th at 1:51pm for a celebration of the world’s coolest irrational number! Be there or be, um, non-round. More information.
See You at the ‘Splo
Did you know that you can visit the Exploratorium in Second Life? Our virtual museum features exhibits not possible in an actual museum. Teleport there now.
Voyage to Epsilon Eridani 3
Observe the effects of special relativity as you travel near the speed of light.
Space Weather: Research Explorer
Use live data to check the weather in space, and learn how it can affect us here on earth.
Global Climate Change: Research Explorer
Discover how researchers study climate change and examine the latest scientific data.
If irrational numbers, cosmic rays, vintage video games, and quantum mechanics are your idea of fun, then here’s a special set of exhibits–voted by staff to be our 10 geekiest—just for you.
