Talented and dedicated engineers spent countless hours designing Japan’s rail system to be one of the world’s most efficient. Could have just asked a slime mold. When presented with oat flakes arranged in the pattern of Japanese cities around Tokyo, brainless, single-celled slime molds construct networks of nutrient-channeling tubes that are strikingly similar to the […] Talented and dedicated eng
![Slime Mold Grows Network Just Like Tokyo Rail System](https://cdn-ak-scissors.b.st-hatena.com/image/square/1b7c9ebce8028137906eb8a1674357a683225c0c/height=288;version=1;width=512/https%3A%2F%2Fmedia.wired.com%2Fphotos%2F59346eb5d80dd005b42b4404%2F191%3A100%2Fw_1280%2Cc_limit%2Fslime_mold_21.jpg)