Turbocharger use is more prolific than ever, and understanding how one works explains why it's such a popular choice.

Top 10: Totally bizarre engines fitted to aircraft ...

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 ...

AFRL and Ursa Major have successfully completed the first flight of the ARMD, powered by the Draper liquid rocket engine.

The Willys Jeep diehards haven’t gone anywhere. They’re still out wheeling on slick rock and muddy trails, climbing stuff ...