This week, researchers from the University of California published a new study detailing an innovative approach to passive cooling. It can convert the Earth's passive heat into a small but steady ...

China has built the most powerful thermoacoustic Stirling generator. The prototype delivered a groundbreaking 102 kilowatts of power from a heat source of 530 degrees Celsius (986 Fahrenheit). This is ...

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 ...

Instead of absorbing energy from the sun to produce electricity, a new class of devices generates power by absorbing heat from its surroundings instead and beaming it at outer space. Such devices, ...

Researchers have developed an engine that generates power from the night sky by exploiting the temperature difference between ...