Dutch startup BlueHeart Energy is testing its thermoacoustic heat pump engine in residential settings, with a limited European launch expected in spring 2027, followed by gradual scaling. The system ...

A study published in Physical Review Letters (PRL) details a "Gambling Carnot Engine" that researchers report can attain 100% efficiency while also improving power generation. The researchers present ...

We may receive a commission on purchases made from links. For much of the U.S., the concept of an engine block heater is a foreign one. Even areas like the mile-high city (Denver), which faces its ...

Researchers at the Chinese Academy of Sciences developed a thermoacoustic Stirling heat pump prototype that offers high thermal performance, a peak coefficient of performance of 1.68, and potential ...

All vehicles become less efficient in cold weather. In a recent study, researchers in freezing Finland focused on whether engine block heaters could help increase efficiency in internal-combustion ...

Diesel engines require on heated and compressed air to run efficiently. Glow plugs and intake heaters help make that happen, but how do they work?