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.

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These Christmas tree candles have all the pros of a real flame (flickering lights and made of real wax), but you can enjoy them for years to come. And here's how you can get your hands on it.

1. Ask the adult you are working with to light the candle. 2. Watch the candle flame start out small and get bigger. Notice how some of the wax near the wick melts. 3. As the flame burns, the wax from ...

It took a lot of tweaking — and a lot of MOSFETs — to get the candle to produce a stable flame. But once it did, the results were striking. The plasma coming off the breakout point on the ...