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tom

  1. Is a nervous system needed for learning?

    by
    tom
    , 04-30-2016 at 11:49 AM
    It seems that some single celled slime can actually learn.

    The plasmodium of the slime mould Physarum polycephalumis a large amoeba-like cell consisting of a dendritic network of tube-like structures (pseudopodia). It changes its shape as it crawls over a plain agar gel and, if food is placed at two different points, it will put out pseudopodia that connect the two food sources. Here we show that this simple organism has the ability to find the minimum-length solution between two points ...
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  2. Do we live in the 18th century?

    by
    tom
    , 04-29-2016 at 12:25 PM
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  3. The eels documentary