• Neil Harbisson had an antenna implanted in his head Neil Harbisson is probably the most famous cyborg. He was born with a severe form of color blindness that doesn't allow him to see color at all. • Amal Graafstra has RFID chips in his hands Amal Graafstra has implanted an RFID chip into each of his hands, which you can see, near his thumbs in that X-ray photo. And he founded a company, Dangerous Things, that sells do-it-yourself implant kits to others who want to do the same. • Tech journalist Adi Robertson has a magnet in her finger A few years ago, Adi Robertson had a magnet implanted in her ring finger and last June, she visited Dangerous Things, bought an NFC chip, and implanted that in her hand, too. The magnet lets her do things like levitate a beer cap, she said in a recent essay about it on The Verge. • Professor Kevin Warwick and his wife have implants that work together Kevin Warwick is Professor of Cybernetics at The University of Reading, Engl...