<p>A candle is an ingenious chemical factory that converts hydrocarbon molecules into light. Which part is hottest? Which is brightest? Can you burn a candle in space? Do candles make harmful pollution?</p>

A candle is an ingenious chemical factory that converts hydrocarbon molecules into light. Which part is hottest? Which is brightest? Can you burn a candle in space? Do candles make harmful pollution?

Let there be light - the science of candles

Welcome to Explain that Stuff... in podcast form! Yes, by popular request, an audio version of the easy-to-understand science website you can listen to round the house or on the move.

We cover the basics of how things work, cutting-edge science, cool gadgets, and computers. Unlike other websites, the emphasis is on explaining things simply and clearly so you can actually understand them. Not masses of facts and unnecessary details. Just clear, simple explanation. We teach stuff the way a teacher would, by building out from what you know already.  

Please subscribe and stay tuned...

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Welcome to Explain that Stuff... in podcast form! Yes, by popular request, an audio version of the easy-to-understand science website you can listen to round the house or on the move. We cover the basics of how things work, cutting-edge science, cool gadgets, and computers. Unlike other websites, the emphasis is on explaining things simply and clearly so you can actually understand them. Not masses of facts and unnecessary details. Just clear, simple explanation. We teach stuff the way a teacher would, by building out from what you know already. Please subscribe and stay tuned...

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Let there be light - the science of candles

Let there be light - the science of candles