Nissan isn’t in a great spot right now. The Japanese manufacturer is planning to close factories to stay alive amid a downturn in market share and profits, and right now, its survival is uncertain.

Geely unveils a hybrid engine with 48.4% thermal efficiency and 105 mpg, setting a new benchmark for production powertrain ...

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 ...

Venus Aerospace has made the most efficient rocket engines ever flown. They will go from runway to mach 9 hypersonic speed. The Venus Aerospace Stargazer M4 is designed to reach a top speed of Mach 9, ...

Every car here has a classic V8 soundtrack but can be fairly efficient with a light foot. Most V8 fans accept the fact that choosing a vehicle with such an engine means higher gas bills and overall ...

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...

Most V8 fans accept the fact that choosing a vehicle with such an engine means higher gas bills and overall running costs. As addictive as a V8 roar is, boosted and/or hybridized six-cylinder ...