In 1816, engineer Robert Stirling invented his proprietary Stirling engine, an automatic power source operated by ambient heat rather than direct fuel sources like an internal combustion engine. It ...

Israeli prime minister orders ‘immediate, powerful’ military strikes in Gaza Judge warns against Trump officials’ ‘troubling’ remarks about Kilmar Abrego Garcia Hurricane Melissa close to breaking ...

Have you ever imagined a bike powered not by gasoline or electricity, but by the simple act of heating and cooling air? It might sound like something out of a science fiction novel, but the concept is ...