Gil's link of the day!
http://video.google.com/videoplay?docid=-7346572842215042236 This is what happens when you put CDs in the microwave.
http://www.zamwi.com/wordpress/?p=80 This explains how a movie is projected at the theater. I always wondered what the little circles in the corner of the screen were for.
http://www.aspiramedia.com/fadtastic/?p=79 A student compares his grades to what fonts he used, and there seems to be a correlation.