Union Pacific’s 1.2-million-pound iron giant is on its first coast-to-coast tour. At every stop, rail fans break down.

Both gasoline and diesel fuel are refined from crude oil, but they are good for different things and can’t be used ...

If you're new to being a diesel-vehicle owner, there's some important tips you need to know, including what type of coolant ...

There's something almost comedic about regulators amending a rule for engines that don't exist yet. The heavy-duty NOx standards finalized back in December 2022 don't even take effect until model ...

Class 66 diesel locomotive No. 66745 has been named Wigan Springs Branch by GB Railfreight (GBRf) in recognition of the depot ...

NPS invoked emergency authority, which bypassed standard public comment period. Instead, they held "open house-style" ...

Locomotive Services Ltd (LSL) has acquired one of the four Class 57/3s put up for sale recently by Direct Rail Services.

No oil changes. No diesel exhaust fluid. No exhaust aftertreatment. But NACFE battery-electric trucks still require ...

Helix's ultralight electric motor and RED Aviation's quad-turbo diesel V-12 create a compact hybrid generator that could ...

The four-wheel-drive diesel Sprinter is the platform every van-life dream starts with, and this 2022 Mercedes-Benz Sprinter 2500 listed on eBay arrives most of the way built. It is the High Roof, ...

The restored locomotive's journey drew millions together in celebration of shared heritage, offering a glimpse of national ...