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The Blind Man Who Taught Himself to See
Daniel Kish is entirely sightless. So how can he ride a bike on busy streets? Go hiking for days alone? By using a technique borrowed from bats.
Daniel Kish is entirely sightless. So how can he ride a bike on busy streets? Go hiking for days alone? By using a technique borrowed from bats.
Michael Finkel Men's Journal May 2012 25min Permalink