some videos

Ayo, Technology... good music, cool video:

Watch on YouTube

Sloan Digital Sky Survey + WMAP data video. This is a zoom-out video of the entire observable universe, recreated from the data, starting from our galaxy and zooming out all the way to the Cosmic Background Radiation (emitted shortly after the big bang). I'd seen this video several times before, but didn't realize until recently that it was available for free online:
http://video.google.com/videoplay?docid=-8252705102362324792&q=sdss

Video of cellular life inside the body (via geheimnisnacht)
http://aimediaserver.com/studiodaily/videoplayer/?src=harvard/harvard.swf&width=640&height=520

Sam Harris at Idea City '05, on why tolerance of religious superstition can be harmful:
http://www.youtube.com/watch?v=J3YOIImOoYM

And lastly, some videos of the Oil Derrick blowing up at Burning Man this year...

First, look at the picture of it in the Wired article for a sense of scale (99 foot Oil Derick, with 20 foot statues below it, and little tiny people on bikes below that):
http://blog.wired.com/underwire/2007/08/crude-awakening.html
Now add 900 gallons of jetfuel and 2000 gallons of liquid propane, and BIG KABOOM!
http://www.youtube.com/watch?v=G_mWRIY45Yk
and from further back:
http://www.youtube.com/watch?v=0IlrXqcOGSs
an artistic zoom/splice of it exploding and then falling:
http://www.youtube.com/watch?v=Nj3mWMdv978