A Mystery: Why Can't We Walk Straight?
By Ben on Mon Jan 10 2011
Gear  |  Video
Try as you might, you can't walk in a straight line without a visible guide point, like the Sun or a star. You might think you're walking straight, but as NPR's Robert Krulwich reports, a map of your route would reveal you are doomed to walk in circles.
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#1 Post by maybe, on Tue Jan 11 2011 10:44 AM
Maybe it has to do with the rotation of the planet
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