Rolls-Royce has completed the first ground tests on its massive UltraFan engine, claiming it's at least 10% more efficient than any other large aero engine in service today. This carbon/titanium ...

Electric turbochargers are revolutionizing the automotive industry by providing a seamless blend of power and efficiency. Unlike traditional turbochargers, electric versions offer instantaneous ...

As one of the world’s largest suppliers of aircraft engines, systems and services, GE Aerospace continues to be an industry leader in developing technologies to reduce CO 2 emissions from flight. GE ...

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 ...

A schematic illustration of the biochemical heat engine model that achieves maximum power while approaching Carnot efficiency. The left panel shows the two-state engine, where the higher energy state ...