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00:06:46
With a roll of thin plastic diffraction grating and some "stolen" sunlight, artist and exhibit developer Pete Stephens transformed the interior of the Palace of Fine Arts into a dazzling riot of spectral color. As he works to recreate the effect at the new Exploratorium at Pier 15, Stephens recounts the challenges—and the inspiration—of this expansive experiment in light.

00:12:40
For our first episode in a new season of "Science in the City," we explore the creation of a bell for the Exploratorium’s new home at Pier 15. Artist Nick Diphillipo has been designing and casting bells and other objects for over thirty years. He teaches bell making at The Crucible in Oakland, California, as well as other foundry-related subjects.

00:02:02
The Exploratorium is more than a science museum. It is the global leader in informal learning, having spawned 1000 participatory science centers around the world. An estimated 180 million people play with our creations in museums around the globe and online. The Exploratorium is made up of scientists, artists, teachers and tinkerers. It is a public laboratory where visitors are encouraged to ask questions, experiment, and ultimately see the world a little differently.

Virtual Worlds are social spaces--music and dancing are ubiquitous, and so we made an exhibit that mixes a unique color for every avatar into a blend of colors when they dance together.

00:54:30
What is light? How is it made? In this video, staff physicist Ron Hipschman will talk about and demonstrate light, it's features and various ways it can be made as well as how colors mix.

01:05:50
Exploratorium neuroscientist Richard Brown discusses how we see color, how color vision evolved, why color vision varies from person to person, and how the scientific understanding of color vision has led to technologies such as color photography

On August 4, 2011 After Dark Blue delved into the color of cool with explorations of indigo, underwater vision, color photography, and blues performances by Lady Bianca, Bobbie Webb, and Fillmore Slim.

00:04:55
Join artist Alex Warren as he demonstrates the relationship of pigments and binders in the creation of paint.

00:02:00
An homage to the color of passion and pageantry, Red featured special presentations, classic exhibits, and fiery performances by San Francisco’s Theatre Flamenco.

00:47:47
Cheer on the competitors in this zany science cook-off, where teachers compete before a live webcast audience for the sought-after title, "Iron Science Teacher." This week's secret ingredient? Colors!