Part man, part machine, all badass. Cyborgs in science fiction are awesome. Cyborgs in real-life are... concerning. They force us to confront certain existential questions like: What makes us human? And will machines eventually bring an end to humanity? The following are 12 real-life cyborgs, people who have incorporated technology into their living tissue. Some are inspiring, some are fascinating, all of them are harbingers of what is to come. - By Rusty Ward.