Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components.

So long as the mild heat or cold source is present, it will run. It was invented in 1816 by Reverend Dr. Robert Stirling, a Scottish clergyman and engineer, as an alternative to steam engines, which, ...

Researchers created a microscopic version of the Stirling engine using a single particle. At such small scales, the random fluctuations of Brownian motion affect the position of the particle and the ...

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