[Stay on top of transportation news: Get TTNews in your inbox.] Advanced researchers and engine makers say the internal combustion engine’s ability to be more efficient and run on greener fuels means ...

Finnish manufacturer Wärtsilä introduced an engine back in 2015 that was so good, it snagged a Guinness World Records title for being the most efficient four-stroke diesel engine shortly after its ...

Diesel used to be a dirty word that evoked images of sooty smoke, choking fumes and loud engine sounds. But nowadays, unless you're stuck behind a Mack truck, diesel is a little cleaner and a lot ...

A team of researchers from the Federal University of Technology Owerri in Nigeria has highlighted a promising new way to cut diesel engine pollution without sacrificing performance. Their review of ...

You don't see diesels on the road as much ever since Volkswagen's emissions cheating scandal broke, but they're still out there, and the people who love them still love them. That's partly because ...

LEEDS, Alabama—Just how efficient can a fully loaded Class 8 tractor-trailer be? Shell sought to answer that question when designing its Starship 3.0, a Class 8 concept equipped with readily available ...

The new Tata Sierra is offered with three engine options: a 1.5-litre Kryotec turbo diesel with 118 hp and 280 nm of torque. Another two engines are t ...