
“Oh my god, this arm is part of me,” says Scott Imbrie, who was able to use it to feel objects.
Charles M. Greenspon, University of Chicago
Two people with paralysis in their hands were temporarily able to regain their sense of touch and feel the shape of objects thanks to electrical brain stimulation. The approach could one day help people with spinal cord injuries better perform daily activities by controlling a robotic arm that feels like their own.
Attempts have been made to restore touch through brain stimulation, but they have been pretty gross. “These were…