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

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 ...

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for ...

You're probably familiar with the standard combustion process that powers most cars, but some engines use a more efficient cycle that dates back to the 1800s.

This is another in a series of columns addressing advanced basics in the understanding of the refrigeration cycle. In this column and the next (on July 4), we look at components. This column will deal ...