Engines are getting smaller and more powerful, but these high-strung engines may not be as reliable in the long run as older engines.

American drivers have never had more ways to stretch a gallon of fuel, from tiny three-cylinder hatchbacks to battery-powered ...

In general, vehicles are getting more fuel efficient. We're well into an era where automakers are adding turbo-charged four-poppers into SUVs for the fuel economy benefits. There are still a few ...

Dongfeng Motor has unveiled technical details for its record-breaking Mach 1.5T hybrid engine, achieving 48.09% thermal ...

Riding a motorcycle isn't just a mode of transportation — it's an act of liberation. There's something uniquely exhilarating about tearing down the open road, the world blurring into a kaleidoscope of ...

This Fleets Explained entry tackles some of the factors that impact fuel efficiency, such as what you're driving, how you're driving, where you're driving, weather, and more. Increased fuel efficiency ...

The Volkswagen Group is working on developing engines with “electro-mechanical assistance for forced induction” and “variable compression ratios, Audi’s technical chief Ulrich Hackenberg said at a ...