Tokyo Rail System as Designed by Slime Mold

How do you design an efficient rail system ? Of course you can hire a team of dedic...  ...the pattern of Japanese cities around Tokyo , brainless, single-celled slime molds construct...  ...similar to the layout of the Japanese *str...

http://www.neatorama.com/2012/08/26/Tokyo-Rail-System-as-Designed-by-Slime-Mold/