[Bithead] wanted to make a prop replica of an Electrostaff from Star Wars, but wasn’t sure how best to create the “crackling arcs of energy” effect at the business ends. After a few false starts, he ...

Most of us have probably seen simple persistence of vision (POV) displays that rotate a few LEDs on fan blades. Coin Mechanisms Inc. has taken the idea Most of us have probably seen simple persistence ...

We’re still mesmerized by that magic orb we showed you yesterday with its spinning LEDs that created all kinds of designs using persistence of vision. That’s just an experiment, while the Digital ...

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 ...