October 9, 2012
They only have a single cell — no brain, but slime molds “remember” where they’ve been.
How? The brainless slime mold Physarum polycephalum constructs a form of spatial “memory” by avoiding areas it has previously explored, researchers at University of Sydney and Université Toulouse III have discovered.
“As it moves, the plasmodium leaves behind a thick mat of nonliving, translucent, extracellular slime,” the scientists said in Proceedings of the National Academy of Sciences, October 8.… read more