In modern culture, a human that is half machine seems to be either a marvel or a monster. But the cyborg future is already here, and it's both amazing and more workaday than we'd imagined.
The next stage of brain-computer interactions won't involve humanoids that speak in a monotone or folks who run so fast their legs become invisible. Instead, it will look more like the equally incredible, present-day projects we describe in this special issue of Discover: helmets that let soldiers communicate telepathically, devices that enable a paralyzed person to operate a computer with their thoughts, and artificial intelligence designed to emulate the way our brain thinks.
The era of mind+machine is here.