Tag Archives: brain

from “On Self-Referential Sentences” by Douglas Hofstadter, originally in Scientific American (January 1981), reprinted in Metamagical Themas (1985) via crystilogic (Source: http://amzn.to/Ka9370)

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http://video.ted.com/assets/player/swf/EmbedPlayer.swf rats’ brains, and presumably ours, tessellate the plane surface we walk on with multiple overlapping triangular grids (is there a mathematical reason triangles are optimal? euler characteristic, perhaps?) “path” neurons in the hippocampus fire as we cross these grids … Continue reading

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Rat hippocampus, photographed by Thomas Deerinck. via billydalto (Source: http://www.olympusbioscapes.com/gallery/2010/2.html)

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