Listening like a blind person

February 12th, 2009

I've sometimes watched the fully blind navigate city sidewalks and wondered how they manage to avoid obstacles and find destinations. The canes they sweep back and forth certainly provides textural and landscape information, but it can't tell them where they are. Furthermore, I've watched them avoid obstacles and follow sidewalks without the use of a cane. Besides mental maps and directional sense, they must be using their auditory environment to stay on course.

Could I learn to do that?

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