Category Archives: candle

A Tree of LEDs That Blows Out Like a Candle

Posted on December 11, 2019 by Fernando Gomes

The beautiful workmanship in [Andrew]’s LED tree is gorgeous all on its own, but of course there’s more going on than meets the eye. This  LED tree can be blown out like a candle and it even playfully challenges a user to blow out all the lights at once in …read more

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Posted in art, candle, led, led hacks, led tree | Leave a comment

Electronic Candle Charges Inductively

Posted on June 29, 2019 by Fernando Gomes

Humans like things that look like other things. A great example are faux LED tea light candles, with a plastic “flame” and flickering orange LED to recreate the effect of their waxy brethren. [gzumwalt] wanted to take the concept a little further, however, and got down to work.

The design …read more

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Posted in candle, home hacks, inductive charging, LED candle, li-po | Leave a comment

Be a Fire Bender With The Power of Magnets

Posted on July 23, 2018 by Fernando Gomes

More often than you think, scientific progress starts with a simple statement: “Huh, that’s funny…” That’s the sign that someone has noticed something peculiar, and that’s the raw fuel of science because it often takes the scientist down interesting rabbit holes that sometimes lead to insights into the way the world works.

[Ben Krasnow] ended up falling down one of those rabbit holes recently with his experiments with magnets and flames. It started with his look at the Zeeman effect, which is the observation that magnetic fields can influence the spectral lines of light emitted by certain sources. In a …read more

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Posted in candle, carbon dioxide, diamagnetic, electromagnet, Magnetohydrodynamic, misc hacks, oxygen, sodium, spectra, Zeeman effect | Leave a comment