This document discusses several innovations in engineering. It describes a fabric that generates electricity from temperature differences, technology to turn any surface like tables or fridges into touchscreen displays, a monitor that tracks your posture and suggests breaks, a phone answering gesture that can serve as a password, Google Glass which displays information via voice commands, and SixthSense which projects information using hand gestures recognized by a camera. The conclusion is that innovation is necessary to improve life and should be directed towards security and societal welfare.