1/27/07 Gil's link of the day!
http://en.wikipedia.org/wiki/Mean_value_theorem The mean value theorem proves that on a curve the average slope of the entire curve is a point on the derivative of that curve. Something like that.
http://www.beer.com/pfl/index.html The official Pillow Fighting League.
http://homeless.cartifact.com/ Weekly heatmaps of the homeless population in Los Angeles.