Controlling robotic limbs with your brain is just step one. The Pentagon eventually wants artificial arms and legs to feel and perform just the same as naturally grown ones. Which means step two is hooking up those prosthetics directly into severed nerves. That’ll allow the wearer to detect subtle sensations, respond to the brain’s neural signals, move with unprecedented agility, and “incorporat[e] the limb into the sense-of-self.â€
Darpa: Fuse Nerves With Robot Limbs, Make Prosthetics Feel Real | Danger Room | Wired.com.