Your engine depends on a single rubber belt to keep critical accessories spinning in sync. When that serpentine belt slips, cracks, or breaks, you lose power steering, charging, and cooling in seconds ...

Your engine feels calm at a stoplight because a hidden idle system keeps fuel, air, and spark in balance. That quiet ...

I’m not sure if any engine built today will still be salvageable 100 years from now. Not to sound like a grump, but so much relies on computers that will surely be obsolete by then. And let’s not get ...

COLORADO SPRINGS—Lockheed Martin and NASA are poised to fire up the engine powering the X-59 low-boom demonstrator for the first time. The start of powered runs of the X-59’s single GE Aerospace F414 ...

Solar panels do a remarkable job during the day; however, the hours when people need the most electricity rarely coincide with the hours when sunlight is strongest. That mismatch has always created a ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

Astron aerospace has shown a partial prototype of a new rotary combustion engine it claims runs at an extraordinary 60% thermal efficiency, burning totally clean with zero NOx emissions and nothing ...

The Porsche 919 is one of the most complicated race cars ever made. During its racing life, a team of 25 mechanics was on hand to operate each example. Armin Burger, motorsports coordinator at the ...