Engineers have a lot to think about when designing new engines, and one of the biggest considerations is the shape of the ...

Automakers like Toyota, Mercedes, and Mazda are ditching V6 engines in favor of more efficient and cost-effective powertrains ...

Since 1938, Detroit Diesel engines have powered the work that builds the world around us. That legacy took a major step ...

Hydrogen has caused some memorable accidents throughout recent history, so what’s Porsche doing to make it less volatile?

Getting from A to B by most means of transport is polluting; incomplete combustion of fuels releases soot and unburned fuel into the atmosphere, along with greenhouse gases such as carbon monoxide and ...

Every fleet strives to achieve two things when it comes to engines. The first is to maintain efficiency in order to reduce operating and service costs. The other is to ensure the longest possible ...

Pratt & Whitney thinks the aerospace industry might need a bit more time to achieve a broad goal of squeezing at least 20% more efficiency out of the next generation of narrowbody aircraft engines.

The modern HEMI V8 isn't a hemi engine in the true sense of the word, and it uses two spark plugs per cylinder instead of one ...

There’s no doubt that EVs and hybrids can deliver better fuel economy than traditional gas-powered vehicles. But that ...

One famous limit of thermodynamics is that heat engines, like steam engines and internal combustion engines, must be less efficient than a Carnot heat engine (a heat engine cycle designed by French ...

Aerial firefighting helicopters ingest significant volumes of airborne particles, and operators are advised to conduct periodic “compressor washes” to remove the contaminants from the compressor.