This document summarizes a seminar presentation on Sixth Sense technology. It describes sixth sense as a wearable gestural interface that augments the physical world with digital information and allows for interaction through natural hand gestures. The presentation outlines the history and components of sixth sense, including a camera, projector, mirror, and colored markers. It then explains how sixth sense works by capturing gestures via camera, processing the information, and projecting it onto surfaces. Finally, the document lists several applications of sixth sense and its advantages in seamlessly connecting the digital and physical worlds.