Scientists discover that adding water to diesel fuel could slash nitrogen oxide emissions by 67% and particulate matter by 68 ...

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 ...

The 1,000-foot laker Edwin H. Gott will be fitted with new, cleaner-burning diesel engines to help reduce air pollution with help from a $750,000 federal grant announced this week. The money from the ...

WASHINGTON (AP) -- The Bush administration proposed reductions greater than 90 percent in air pollution from diesel-powered farm, construction and other off-road equipment Tuesday, predicting the ...

WASHINGTON (AP) -- Trains and boats powered by diesel-fueled engines cause about 4,400 premature deaths, nearly 5,700 nonfatal heart attacks and more than 73,000 asthma attacks in children, says a ...

For many Americans, the commute to work involves dreary slogs through traffic and crowded subway trains, but some European ports offer a tantalizing glimpse into the future of sustainable electrical ...

Named after Rudolf Diesel, who invented it in 1893, the diesel engine is often associated with a dirty, smoky exhaust — an admittedly nebulous impression in no small part fueled by the black clouds of ...

WASHINGTON — The Environmental Protection Agency said Friday that marine and locomotive engines must meet tougher pollution controls, hoping for dramatic cuts in the amount of smog-causing chemicals ...

Scientists say they have created a methodology that could replace two diesel engines powering a ferry boat with pneumatic propellers. The two air motors replacing the diesel engines, according to the ...

WASHINGTON (AP) — The Bush administration proposed reductions greater than 90 percent in air pollution from diesel-powered farm, construction and other off-road equipment Tuesday, predicting the curbs ...