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00:04:34
Tauba Auerbach talks about randomness, the unity of art and science, and the way her Geometry Playground piece uses the beauty of geometry to draw visitors into a zone of comfort with math and their own artistic capabilities.

00:02:48
Amy Williams, chair of Fashion at San Francisco's California College of Arts encourages the creative spirit of her students through creation of opulent gowns, made in a day with just pattern makers tissue and tape. The result is not only an education for students, but also a playful and performative experience in the process of fashion creation.

00:05:27
Among the highlights of our Geometry Playground event were gravity-defying performances by four aerial artists from TrapezeWorld.

00:01:49
A highlight of this After Dark evening was Thee Oh Sees, one of the Bay Area’s best underground bands, who created a playful aural disorientation while playing in front of “visual music” by the late experimental filmmaker and musicologist Harry Smith.

01:23:00
In this gem from 1990, we get a brief peek into the flourishing mind of German-born composer/sculptor Trimpin, a MacArthur "genius" award winner and the subject of a recent feature documentary. He chronicles his unique adventures through sound and music making, takes audience questions, and stages modified versions of his musical installations in front of the live audience.

00:10:24
Exploratorium staff member Earl Stirling demonstrates the amazing "Pyrograph", an artwork refined over four years. Like a fiery version of the museum’s classic Drawing Board, Stirling’s "Pyrograph" swings a pendulum over a sandy cauldron, tracing out oscillating patterns in colorful fire. This mesmerizing piece evokes both the Foucault pendulum and Dante’s Inferno.

00:01:54
This After Dark event featured a special installation of the Cubatron by Bay Area artist and engineer Mark Lottor. A visually stunning favorite of music and art festival audiences, the Cubatron is a 3–D light sculpture made from 8–x–8-foot modular cubes, each containing 1,000 individually programmable RGB LEDs. Viewed from any direction—even underneath—the Cubatron’s thousands of programmed pixels paint exquisite arrays of color that cascade in spectacularly dynamic patterns.

00:04:23
Ken Murphy, creator of A History of the Sky— a time-lapse visualization that will span an entire year—talks about his project during the After Dark event, Resolution.

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.

00:01:12
An introduction to an activity that lets you discover the secret colors hidden in black ink. With a paper towel, a black marker, and a cup of water, create a rainbow of colors while exploring capillary action and chromatography.