Regular readers may recall we recently covered a neat Arduino trick that allowed you to “blow out” an LED as if it was a candle. The idea was that the LED itself could be used as a rudimentary ...

Candle technology hasn’t changed much in thousands of years—you add fire to a wax-soaked wick, and it provides light for hours. It’s simple, it’s effective, and it doesn’t need an upgrade. So of ...

Over the last few years, LED candles have become increasingly common; and for good reason. From a distance a decent LED candle is a pretty convincing facsimile for the real thing, providing a low ...