As the nations of Earth beaver away at their respective sixth-generation fighter planes, with all the slippery, stealthy, ...

Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram ...

Adaptive cycle engines are specially designed to alternate between efficiency and raw power—extending an aircraft’s range ...

Cummins engines have earned a bit of a cult following over the decades — and for good reason. In the U.S., they're the iron workhorses found in everything from pickup trucks to massive semis, and they ...

Pushrod engines may not be as popular as they used to be, but to paraphrase the old Mark Twain misquote, "The reports of its death are greatly exaggerated." In fact, GM recently announced it was ...