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00:14:00
How can a bugle make so many notes even though it has no valves? We’ll find out about how waves can fit into pipes, strings and rods in this webcast.

00:08:20
Join Ron Hipschman at a live webcast where he’ll investigate sound waves, interference, beats, and harmonics. What is sound? How high a pitch can you hear? Can two sounds add up to no sound? Explore these questions and more in this resonant presentation.

00:10:00
What is sound? How high a pitch can you hear? Can two sounds add up to no sound? Explore these questions and more in this resonant presentation.

00:35:00
Listen as we demonstrate what all those sound jargon words mean. If you’ve ever wondered what frequency, wavelength, amplitude and other words of sound mean, we’ll explore them in this demo-packed webcast.

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.

00:04:55
XTech at the Exploratorium empowers high school students through the practical use of Science, Technology, Engineering, Art, and Mathematics. Students develop skills - designing and building, creating media, and facilitating community education events - that will lead them into college and beyond. In this show, we will be investigating color. There are colors all around us. Join us and explore the relationship between color and light. Watch as we create colored shadows and trick your mind with colors.

00:26:34
Paul Doherty and Eric Wegryn explore the latest photos of Titan, Saturn’s largest moon, taken from only 750 miles away by the Huygens probe.