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00:03:50
A mouse's eye view of the main floor of the Exploratorium. Filmed at the Palace of Fine Arts location in January 2010.

01:36:04
Join A, K. C. Cole, author of Something Incredibly Wonderful Happens: Frank Oppenheimer and the World He Made Up, in conversation with Exploratorium Director Dr. Dennis Bartels, eminent San Francisco Chronicle science writer David Perlman, Cinema Arts Director Liz Keim, and Exploratorium physicist Thomas Humphrey. A question-and-answer session followed the panel discussion.

00:08:00
Produced by Thorne Films, this very early 1972 film details some of the history and thought that went into the creation of the Exploratorium as told by its founding director, Frank Oppenheimer.

00:00:38
This electrifying After Dark event featured Austin Richards, Ph.D.—aka, Dr. MegaVolt®—jousting with 14-foot electrical arcs from his high-voltage Tesla coil on the evening of Thursday, November 5, 2009. This wonderful performance contributed to the celebration of the Exploratorium’s 40th Anniversary.

00:04:51
A detailed demonstration of how to do the Color Chromatography activity, which lets you see the colors hidden in black ink. Includes a discussion of materials needed.

00:00:51
An introduction to how to make your own simple speaker, which transmits sound from a radio or MP3 player and demonstrates the principles of electromagnetism and vibration.

00:06:43
A detailed demonstration of how to make a cup speaker, including a discussion of materials needed.

00:02:25
The science behind the Cup Speaker activity, including how electromagnets work, and how in this activity the magnet pushes the bottom of a cup back and forth, vibrating the air and creating sound.

00:00:59
Exhibit developer Erik Thogersen backs away from the Giant Mirror. Watch his image change as he passes through the focal point, then continues on past the center of curvature.

00:04:53
At the Giant Mirror, Senior Staff Scientist Paul Doherty demonstrates a simple way of locating a real image—an image that floats in space in front of the mirror.