The beginning may seem a bit dry, but that actually kinda helps drive the point home. It's only seven minutes total and is WELL worth sitting through.




This is an excerpt of a lecture given by Professor Alex Filippenko, for his class at UC Berkeley called "Introduction General Astronomy":

http://webcast.berkeley.edu/course_de...


This particular lecture is called "How Stars Shine: Cosmic Furnaces"


As of 2007, the default license for UC Berkeley Webcasts is:
Creative Commons - non-commercial, attribution, no derivatives
http://creativecommons.org/licenses/b...


(Does an excerpt count as a "derivative work"? I get the impression that a "derivative work" would be more like if I combined a bit from one of these lectures in a documentary, or spliced it together with footage from the MIT channel or something...)