[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 ...

BYD seems to be pretty proud of its Xiaoyun engine. It was, until very recently, the most thermal efficient mill in mass production. According to BYD, it manages to convert 43% of the chemical energy ...

The A380's engine choice hinged on a battle between British and American aerospace giants. But why did Airbus allow such a ...

Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram ...

Navistar announced significant updates to the International A26 engine, which now allows fleets to achieve 10% improved fuel economy since the engine’s initial launch, according to the OEM. Previous ...

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 ...

There are so many different engine types in the marketplace. You have your V6s, V8s, flat engines, inline engines, and more. However, before you get down to the specifics of what kind of engine you ...

Smaller, more powerful and fuel-efficient engines don’t seem to have great long term reliability. Engine recalls from major automakers such as GM, Toyota and Honda have cost billions of dollars. Moves ...

In the big scheme of things, gas-powered internal-combustion engines aren't all that efficient, as most of what they generate is waste heat. Toyota is believed to offer the most thermally efficient ...

This has been discussed before on Ars, such as at https://arstechnica.com/civis/threa...ost-efficient-heat-pump-in-the-world.1501605/, and https://arstechnica.com ...

Pratt & Whitney Canada received Transport Canada certification for the PW545D engine selected to power the Cessna Citation Ascend business jet from Textron Aviation. [Courtesy: Pratt & Whitney] Pratt ...

Google Maps can now provide the “most fuel-efficient route” possible if you specify your car’s engine type, while eco-friendly routing is coming to all of Europe. Google launched eco-friendly routing ...