These images look like exotic phyto-plankton, but in fact they are boundary of different Julia sets. Julia sets are mathematical fractals. The same pattern repeats infinitely in smaller and smaller detail. Following the same simple rules repeatedly, these amazing patterns are formed.
Source and image credit: http://www.ijon.de/mathe/julia/some_julia_sets_1_en.html
Dude! That top one totally looks like a dendrimer! Will post more about dendrimers soon…