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A research group at MIT’s CSAIL has created a high-resolution, 3D motion tracking system that works through walls and other obstructions. From a static location connected to a computer, the system can track you as you walk around your house. Even when tracking you through walls or obstructions, it has enough resolution to detect gestures, such as lifting your arm. ...

1 of 5 Next All of the snowflake photos on this page, believe it or not, were captured using a six-year-old point-and-shoot Canon camera and a standard 58mm SLR lens that was produced in the USSR sometime between 1958 and 1992. Such photography ought to be impossible without a microscope or other expensive gear, but it just perfectly illustrates the ...