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Mostly Harmless

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  1. Mostly Harmless

    An Optical Compass Inspired by Bee Vision

    Mostly Harmless replied to swansont's topic in Classical Physics
    This brought back a faint memory of reading something years ago. Vikings may have used something similar to navigate at sea. Not proven to be real, but I found it interesting. https://en.wikipedia.org/wiki/Sunstone_(medieval)

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