Abstract: Enhancing fuel efficiency and reducing pollutants in engines that employ high-pressure common-rail fuel injection systems depends on precise control of injection timing and fuel quantity.

Filling up a car with gas is second nature for most drivers. But what is not as well known is how dirty a car's fuel system can get over time. If you use low quality gas without extra fuel additives ...

Filling up a car with gas is second nature for most drivers. But what is not as well known is how dirty a car's fuel system can get over time. If you use low quality gas without extra fuel additives ...

The largest real-world study yet, accounting for nearly a million plug-in hybrid vehicles, shows that PEVs use far more gasoline than previously claimed. The study comes just as Europe is about to ...

If all had gone according to plan, four astronauts might have been returning just this week from a history-making, 10-day slingshot trip around the moon. Instead, NASA’s engineers have been grappling ...