Welcome to Caltech's Streaming Theater page.

This site houses streaming video of many of the programs that were available to the Caltech community from 1999 to the present. Most of these events took place on campus in Beckman Auditorium, and feature Caltech faculty, students, or distinguished visiting speakers.

For browsing ease, the offerings have been sorted into three general categories.

• Science and Technology includes (among many other topics) the popular Watson Lecture Series and the Everhart graduate student lectures, as well as the informative "Earthquakes 101."
• Campus Life showcases campus events such as Caltech's annual commencement ceremonies and Mechanical Engineering 72 competitions.
• Society and Culture encompasses varied topics including documentary filmmaking, voting technology, national defense, and diversity in science education.

To view webcasts offered by the Jet Propulsion Laboratory (JPL), please see their Events site. To view webcasts offered by the Spitzer Space Telescope and NASA TV, please see the News Room site.

To view these streams you will need to download Real Player. For help deciding which version of Real Player is best for your system, please see our help page.

Many Watson Lectures are available for purchase on DVD. To request a copy, fill out the DVD Order Form (PDF).

Recent additions:

	Andrew Ingersoll: Exploring the Giant Planets: Results from Pioneer, Voyager, Galileo, and Cassini 9/11/2009 [view videos] 79 minutes At Alumni College, Andrew P. Ingersoll, Caltech's Earle C. Anthony Professor of Planetary Science, explained why astronomers keep sending spacecraft to the giant planets. Missions exploring Jupiter, Saturn, Uranus, and Neptune have led to many surprising discoveries, and more revelations are yet to come.
	Ed Stone: Thirty Meter Telescope: The Universe in High Definition 9/12/2009 [view videos] 49 minutes Edward Stone, the David Morrisroe Professor of Physics at Caltech and former director of JPL, discussed the Thirty Meter Telescope in a lecture at Alumni College. Stone explained how if we collect and concentrate enough light from dim, distant bodies, we can observe them as they were near the beginning of the universe, over 13 billion years ago.
	Commencement 2009 6/12/2009 [view videos] 118 minutes These tribal rites have a very long history. They go back to the ceremony of initiation for new university teachers in medieval Europe. It was then customary for students, after an appropriate apprenticeship to learning and the presentation of a thesis as their masterpiece, to be admitted to the Guild of Masters of Arts and granted the license to teach.