Finger Vein Authentication: this technology relies on the veins inside the finger to recognize an identity

 

animated tattoos: The PSVI is a small, specially-made LCD implanted into the skin

 
RedTacton: a Human Area Networking technology that uses the surface of the human body as a safe, high speed network transmission path.   Buckypaper: a thin sheet made from an aggregate of carbon nanotubes being showing promise as a building material for next-generation electronics and displays.