You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an ...

You're probably familiar with the standard combustion process that powers most cars, but some engines use a more efficient ...

Mazda's Miller-cycle engine was a notable entry in the annals of automotive history, combining variable valve timing with a screw-type supercharger to maximize the brief compression cycle. The most ...

Researchers in Hong Kong have developed a hybrid-energy heat pump that seamlessly combines absorption and compression cycles using crystallization-free ionic liquids, improving efficiency and ...