The story of Ben Underwood, a blind boy who has learned to develop skills which enable him to draw a detailed mental plan of his surroundings. Underwood died on January 19, 2009 at the age of 16, from the same cancer that took his vision. He discovered echolocation at the age of five. He was able to detect the location of objects by making frequent clicking noises with his tongue. This case was explained in 20/20:medical mysteries. He used it to accomplish such feats as running, playing basketball, riding a bicycle, rollerblading, playing football, and skateboarding. Underwood's child eye doctor claimed that Underwood was one of the most proficient human echolocators.



The story of Ben Underwood, a blind boy who has learned to develop skills which enable him to draw a detailed mental plan of his surroundings. Underwood died on January 19, 2009 at the age of 16, from the same cancer that took his vision. He discovered echolocation at the age of five. He was able to detect the location of objects by making frequent clicking noises with his tongue. This case was explained in 20/20:medical mysteries. He used it to accomplish such feats as running, playing basketball, riding a bicycle, rollerblading, playing football, and skateboarding. Underwood's child eye doctor claimed that Underwood was one of the most proficient human echolocators.



http://www.youtube.com/watch?v=GLLGbsL7uY0