Gizmodo
From the same NYU Interactive Telecommunications Program that brought you the alluring solar bikini, James N Sears brings you his Orb, a tricky experimental device that consists of rapidly rotating LEDs and some clever programming. Your persistence of vision ties it all together, making it look like a solid object.
Take a look at the device at rest without the LED on, and you'll see how it works:
Can't wait to see what else he does with this concept—the possibilities make my head spin.
Design Page [James N Sears, via treehugger]
