One day there will be no more need for flames. [slider2732] has put yet another nail in the coffin of this most ancient of all technology by making a candle that uses a flicker LED that you blow out.

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 ...