30 Nov '12, 6pm

Is Slime Mold Smarter Than a Roomba?

There are a lot of similarities between the popular home robot and the forest-floor goop you wish you hadn’t stepped in. Following a combination of programmed cues, an iRobot Roomba responds to its environment, detecting dirt and vacuuming it up. Slime mold, or Physarum polycephalum , functions in a similar way, behaving in accordance with a list of genetically inherited rules. It’s a simple, single-celled organism that digests detritus and leaves behind a trail of slime wherever it goes. What makes slime mold remarkable is that when threatened, all the individual cells in the area combine, creating a larger organism—a collective entity capable of solving problems that a Roomba would find challenging.


Full article: http://spectrum.ieee.org/robotics/home-robots/is-slime-mo...

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