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00:04:47
The end of an era is near: In movie theaters across the country, film projectors are rapidly being replaced by digital projectors. Paul Clipson, projectionist at the San Francisco Museum of Modern Art, gives us what may be a last-chance look at the tools and techniques—including lightning reflexes—at work in 35 mm film projection.

00:01:25
In this new series of short works, local Super-8 filmmaker and Exploratorium Artist-in-Residence Paul Clipson gets up close and personal with a dynamic cast of dragonflies, spiders, ants, butterflies, and slugs. These lyrical and concentrated studies reveal the world as more complicated, ugly, and beautiful than we had ever imagined. Accompanied by a newly-commissioned soundtrack by Berlin-based musician Jefre Cantu-Ledesma. To view this film join us at the Exploratorium! Show is ongoing through Sunday, Oct 2, 2011

04:10
Megan and Rick Prelinger opened their personal library in San Francisco in 2004, seeking to share their collection of books and resources with a larger community. In this show, Megan shares her story of making this "hopeful gesture" towards a world where knowledge is accessible to all. As she puts it, "in utopia, there are no closed stacks."

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.

00:33:08
Is water ice present or absent in a crater near the moon's south pole? NASA’s Lunar CRater Observing and Sensing Satellite (LCROSS) mission is seeking a definitive answer. Join Exploratorium staff for a special Webcast featuring live coverage of LCROSS crashing into the moon! Our team will be broadcasting live from the 36" Refractor Telescope at Lick Observatory on Mt. Hamilton, where we’ll watch the impact and investigate how this intentional crash could reveal the existence of water ice.

00:02:02
The film Between the Folds is a 2009 work by filmmaker Vanessa Gould. Between the Folds chronicles ten artists and scientists who have devoted time to the unlikely medium of modern origami. Vanessa Gould, who has degrees in physics and architecture, explores the expression of mathematics through origami. She became captivated by the art and science of transforming sheets of paper into three-dimensional geometric shapes — and exposed a hidden subculture. The film will screen at the Exploratorium on Saturday, October 18th, at 2pm.

00:34:58
In this live webcast, we look deeper into the film 'Ice People.' We speak with noted geologists Allan Ashworth and Adam Lewis, and filmmaker Anne Aghion in our San Francisco studio.

00:06:00
Animated abstract images create a portrait of matter in perpetual decomposition.

00:06:12
This machinima, a movie made entirely within Second Life (a 3-D virtual world), shows a simulation of the impact of a meteor on the surface of Mars.

00:00:45
An introduction to a spinning disc called a stroboscope, which lets you create your own animated cartoon.