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00:38:06
Celebrate Pi Day— an international holiday born at San Francisco’s Exploratorium. Join us for a live webcast where we examine the nature of everyone's favorite mathmatical constant, 3.1415926535…ad infinitum!

00:16:25
Filmmaker Douglas Gayeton talks about the making of his film, "Molotov Alva and His Search for the Creator: A Second Life Odyssey" following a "mixed-reality" screening at the Exploratorium and on Exploratorium Island in the virtual world, Second Life, part of Cinema Arts event Fabricated Realities.

00:01:47
Watch a few highlights from last year's Rubik's Cube Competition, and get ready to join us here at The Exploratorium on January 18, 2009, from 10am-4:30pm!

00:00:51
All wound up with nothing to do? Swing by the Exploratorium on September 6th, beginning at 10am, for the 2008 California State Yo-Yo Championships. Meet National and World Yo-Yo Champions, watch daredevil tricks, and learn basic techniques from yo-yo masters. This event is included in the price of admission to the Exploratorium. Registration is open to the public and begins at 10am. Winners will qualify for next year's regional tournament. For more information, go to www.calstateyoyo.com.

01:53:32
The Exploratorium celebrates the 20th anniversary of Pi Day with a pie-throwing contest, Pi Day exhibits in Second Life, and more activities honoring everyone's favorite mathematical constant.

00:04:05
3/14 at 1:59 pm It's also Einstein's Birthday From San Francisco to New York, in museums, universities, classrooms and in the privacy of one’s own home - and of course on Second Life - people are celebrating Pi. In 2008, we celebrate the 20th anniversary of Pi Day, an international holiday born at San Francisco’s Exploratorium.