Here's the story of perhaps the most legendary diesel engine ever made, the Cummins 5.9L.

Ford’s 2026 catalog may be filling up with hybrids and battery packs, but diesel power still anchors some of the brand’s hardest working vehicles. From three-quarter-ton pickups to medium-duty ...

If you're in the market for a truck, then a model with a diesel engine may be a sensible choice. Despite recent crackdowns on diesel in some countries, the engine type has its positives. A diesel ...

As part of its ongoing research into the lifecycle emissions of diesel-powered trucks compared to alternative-fuel trucks, the American Transportation Research Institute last week released a new ...

Ah, the old diesel vs. gas debate. Each type of engine has its fans and supporters, with arguments supporting both. And there are all kinds of things to consider when trying to choose between the two, ...

Research conducted by American Transportation Research Institute (ATRI) shows renewable diesel is not only a promising solution for lowering the trucking industry’s CO2 emissions, it's also ...

A new company is looking to take a different path to reducing emissions from diesel-powered trucks through electrification instead of pure battery-electric or hydrogen fuel cell (FCEV) technologies.

A lot of drivers spend the majority of their time behind the wheel on smooth, comfortable, familiar tarmac — if they're lucky enough that the roads they commonly travel on are well-maintained, anyway.

A semi-truck delivering auto parts from Mexico to Memphis is a typical diesel truck—but it now gets most of its power from electricity on part of its route. The truck is one of the first to pilot new ...

More than 1,000 diesel-powered cargo trucks — which should’ve been banned from serving California ports — were granted access to the ports of Los Angeles and Long Beach due to inaction from the Biden ...

Researchers at the University of Southern California have released an interactive map to show Angelenos how pollution from diesel truck traffic affects neighborhoods and streets across the region.