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kottke.org posts about patterns

Fractal bacteria

Petri fractals

Pruned has collected some lovely petri dish scenes full of fractal patterns.

Billions and billions of bacterial landscape architects pruning — no less in environments poisoned with antibiotics — other bacterial landscape architects, dead or alive, to form dazzling arabesque parterres. The self-organizing embroidery of organisms in constant Darwinian mode.

More here. See also ferrofluid.


An investigation into the properties of number spirals (and prime numbers).


I think I have a new favorite liquid: ferrofluid. Apply a magnetic field to it and you get some pretty and pretty weird patterns. Watch the videos…the formation of a rotating “H” mongram in the first linked movie is mesmerizing (almost literally). (thx, alex)


How Einstein & Darwin wrote letters, people write email, and birds forage for food may reveal general patterns in how animals decide among competing tasks.