Hyundai's Continuously Variable Valve Duration (CVVD) is a breakthrough engine technology first used in the 2020 Sonata’s 1.6L turbo engine. Traditional engines use fixed valve timing, but modern ...

Promising better thermal efficiency than its competitors, Nissan hopes to get the most out of its new three-cylinder hybrid engine.

Switching to a new power source can be a major step outside of a fleet’s comfort zone. But what if fleets could convert to renewable energy by retrofitting their existing assets today? Chicago-based ...

In America, the average mpg of a semi truck sits firmly in single-digit territory. Efficiency improvements mean that today's trucks now average around seven mpg, but some states still see trucks ...

The naturally aspirated 6.2L V8 L87 gasoline engine is a staple of GM’s full-size SUV and truck lineup, but now, the L87 is facing heightened scrutiny in the wake of a new National Highway Traffic ...

Using supersonic shockwaves for combustion, the groundbreaking design could allow aircraft to travel up to six times the ...

Nissan's innovative variable compression engines were a fascinating innovation when they were first revealed, but the jury is still out on whether or not the combustion technology will stick around. A ...