On the FractalForums message boards, a user called LhoghoNurbs has posted this wonderful contest-entry for a notional set of fractal cutlery. In a subsequent post, LhoghoNurbs explains that all the image manipulation was done in the GIMP, without any...
The website of the Huang Twins!
Complete online version of Stephen Wolfram's 'A New Kind of Science' book
John Conway's Game of Life is some kind of Artificial Life simulation. It's written in Java.