New patent suggests Porsche is looking at repurposing exhaust recirculation systems to clean catalytic converters more ...

UC Davis engineers have invented a Stirling engine that captures Earth’s escaping heat to generate power from the night sky.

In the face of energy cost swings and the desire to run cleaner and more efficiently, more homeowners are raising the stakes on their heating and cooling tech and their investment in long-term ...

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 ...

Learn how to keep your hot rod’s differential temperatures in check on street/strip GM 12-bolt, Mopar Dana 60, and Ford’s 8.8 ...

Using liquid cooling for a motorcycle engine makes its temperature more predictable, but air cooling lets an engine be ...

Ruthenium spark plugs are designed to last longer than iridium plugs while burning more fuel/air mixture. However, they also ...

Between oil starvation and head gasket issues, a lot of Subaru powertrains aren't exactly a by-word for reliability, and they ...

Synthetic engine oil might seem like it carries some risks or downsides. However, you should consider switching to synthetic ...

To see the type of high mileage that means your car lasts decades, you don’t need to be a mechanic or spend hundreds of ...

Portable generators are not hard to use, but can be dangerous if you don’t consider these important safety guidelines.

The same tech that could bring back supersonic aircraft may also let data centers continue to operate at scale.