The death knell has been ringing for diesel engines over the last decade, primarily because of their environmental impact. But some still swear by diesels for their abundant torque, efficiency, and ...

Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel. During combustion, the water rapidly vaporizes, triggering micro-explosions ...

If you own a diesel engine, you already know how tough and powerful it can be. Diesel engines are built to last, but even the strongest engines can wear out quickly if they're not looked after the ...