Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components.
Engineers have built a modern Stirling engine that quietly turns the cold of outer space into steady mechanical power, using ...
Stirling engines have been around since the early 19th Century, but they’ve never managed to find major commercial uses beyond toys like the Micro-Stirling-powered spinny thing pictured. The engines ...