NPR's always interesting Robert Krulwich
posted a great report on why people can't walk in a straight line from point A to point B without visual cues. Usually gimlets are involved in my case, but even sober, it's likely you will end up going in ever-tighter loops. Benjamin Arthur's
beautiful animation alone is worth checking out. Important viewing if you're searching for the Blair Witch or planning to walk to the neighbor's during a blinding blizzard. Video link
A Mystery: Why Can't We Walk Straight?
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