The Trump administration has updated diesel engine rules to prevent trucks and farm equipment from slowing down or shutting ...

Several decades ago, major manufacturers invested heavily in aviation technology as an alternative for tractors, trucks, and ...

The high-output 6.7-liter Power Stroke V8 in the 2023 Ford F-Series Super Duty was the first diesel to crack five hundo.

While Mercedes-Benz, like most automakers, is now shifting toward downsized, electrified powertrains, the German marque ...

A key enabler is the newly redesigned aftertreatment system, which uses trusted components in a smarter and more efficient ...

Diesel has climbed faster than gasoline this month, directly hitting businesses, from brewers to trucking companies. Those ...

Researchers in Nigeria say water in diesel emulsions could significantly reduce nitrogen oxides and particulate emissions ...

Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel.

Switching from a gasoline engine to a diesel-powered setup is an enticing possibility, but it requires a lot more work than ...

Gasoline and diesel engines are very different. The former rely on spark ignition while the latter use compression ignition. Diesel engines typically run at much higher compression ratios than ...

While diesel engines have their benefits — fuel economy, towing capacity, torque, and a reputation for ruggedness and longevity — they aren't without their faults. The worst diesel engines can be so ...