I watched a fun show on CBBC last night where they looked at Slimemoulds and a prof was showing how they could use Slimemoulds to generate an approximation of t

I watched a fun show on CBBC last night where they looked at Slimemoulds and a prof was showing how they could use Slimemoulds to generate an approximation of the tube network for Tokyo. They place food on population centres on a scaled map and release the Slimemould in the centre and bingo, it grows a nutrient distribution network that maps onto the rail network! A search engine query (I use Qwant) will get you to the work.