Wheelchair controlled by facial expressions to hit the market within 2 years


Brazilian researchers have developed a wheelchair that can be controlled through small facial, head or iris movements. The team says the technology could help people with cerebral palsy, those who have suffered a stroke or live with amyotrophic lateral sclerosis and other conditions that prevent precise hand movements.

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Daniel Kish: Blind Vision


Daniel Kish’s organization, World Access for the Blind, trains visually impaired people to achieve greater freedom and mobility through echolocation, a technique that simulates a bat’s night vision of perceiving the environment through sound.