Like bats, blind humans use echolocation
Wednesday, May 25, 2011 - 17:00
in Mathematics & Economics
Daniel Kish is blind. But he navigates the world by issuing a stream of clicks from his mouth and then listening as the sound of the clicks echoes off buildings, objects, even landscaping to create a mental map in his head. In other words, Kish uses echolocation, much like a dolphin, or a bat.