A dozen years ago, an auto accident left Nathan Copeland paralyzed, without any feeling in his fingers. Now that feeling is back, thanks to a robotic hand wired up to a brain implant.

“I can feel just about every finger – it’s a really weird sensation,” the 28-year-old Pennsylvanian told doctors a month after his surgery.

Today the brain-computer interface is taking a share of the spotlight at the White House Frontiers Conference in Pittsburgh, with President Barack Obama and other luminaries in attendance.

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