Autodidacts Build Brain-Controlled Prosthetic

Self-taught Kenyan engineer David Gathu has turned his ingenuity and interest in electronics into innovations that help the disabled. Here he's wearing brain-controlled prosthetic arm he autodidact cousin Moses Kiuna cobbled together from salvaged parts. The headset picks up brain signals converts them to electric current is directed a transmitter. transmitter wirelessly relays form of commands arm, which responds with movements match wearer's intentions.