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 ...

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 ...

India’s Hindustan Aeronautics Limited (HAL) has carried engine runs of its Warrior collaborative combat aircraft demonstrator, ahead of an expected first flight this year. The Warrior, a single-engine ...

The NASA team developing the X-59 supersonic demonstrator jet have fired up the aircraft’s GE Aviation F414-GE-100 powerplant for the first time, having started engine-run tests on 30 October. The ...

Like it or not, the combustion engines that have driven our world forward and sideways for more than a century now are about to leave the scene. Not because they're no longer effective, but because ...

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 ...