Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram ...

LAS VEGAS—Diesel might not be powering long-haul tractor-trailers decades from now. But the fuel will continue to be the primary energy source for over-the-road freight transportation for the rest of ...

While much of the talk these days is about the ascendance of electric vehicles in the trucking industry, the reality is that today there are not viable electric vehicles for all trucking applications.

When you drive around in a diesel-powered vehicle, you generally need to be a little more cognizant of your fuel usage habits than you would in a typical gasoline-powered vehicle. Diesel is generally ...

Diesel engines are sometimes assumed to have poor fuel efficiency, possibly due to their association with heavy equipment, big ships, long-haul trucks, and other gas-guzzling machinery. But contrary ...