The automotive community has a love-hate relationship with diesel engines. Volkswagen's Dieselgate scandal left a bitter ...

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 ...

The fact that the new Audi A7 doesn't have visible exhaust tips disappointed more than a few people. Engineers probably shaved a couple of grams off their emissions charts by streamlining the back end ...

Diesel engines, often criticized for the disturbing noise they are generating, are getting closer to reaching another important milestone in their evolution. Ford's new 6.7-liter Power Stroke diesel ...

The Nano Bee, created by engineer Ronald Valentine, is a diesel engine smaller than a quarter but powerful enough to to spin a model-plane propeller.