It’s long been known that some blind people can avoid obstacles, even walk through an obstacle course. The thought was that they were using echolocation the way bats do – hearing the sounds bouncing back to them from objects.
But look at this video of a blind man who maneuvered down a hallway around a half-dozen objects – some flat to the ground, like a paper tray – without stepping on a single one. You have to see it to believe it. And the article about him says he also reacted to a picture of an angry man. Yet his brain showed no evidence of visual activity.
Read more about it here.
I’m particularly interested in topic because I have a book coming out in 2010 called Shadows Walking Backward. It’s about a 16 year old blind girl who is kidnapped.