Rolls-Royce Successfully Tests UltraFan Engine Tech Using 100% Sustainable Fuel UltraFan gas turbine engines hold the promise of 10% efficiency improvements compared to the world's most efficient aero ...

The next time you pull into a gas station, you might think fuel efficiency is just about the size of your engine or how fast you drive. The reality is far more complex and fascinating. Modern vehicles ...

Scientists have used one of the world’s most powerful supercomputers to find out how ...

Toyota is revolutionizing the automotive industry with its groundbreaking W-Piston Free-Piston Engine, which achieves an impressive 50% efficiency. This innovation not only promises enhanced ...

"The goal was a 100% freight efficiency improvement over our 2009 Kenworth T660, which at the time was arguably the most fuel-efficient truck in the industry," says Kenworth GM Jim Walenczak in a ...

Recent advances in the analysis of aviation engine efficiency and sustainability have expanded the understanding of engine performance beyond traditional energy metrics. Researchers are increasingly ...

Chrysler's HEMI engines have been around since the 1950s, but they were used as early as 1905 by car manufacturers like Pipe. Over time, these engines have become an appealing choice for car ...

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 year 2027 will feature the most significant emissions regulations the heavy-duty trucking sector has seen since 2007. If fleets haven’t already, they should begin planning for these changes. “It’s ...

Automakers recommend oil changes at specific intervals, and there are lots of reasons for that. But is improving engine ...