Rolls-Royce is one of the world's leading commercial aircraft engine manufacturers, with over 13,000 engines currently in service worldwide. The British manufacturer has produced some of the most ...

Enormous engines like the GE90 had to be developed to power the 777, primarily because it has two turbofans rather than four.

In the late 1940s, GE introduced the J-47 gas turbine engine, which became the most-produced jet engine of the early jet age, ...

Boeing describes its 777X as the world’s “largest and most efficient twin-engine jet.” It will be a redesigned version of the 777 long-range, wide-body aircraft for high-volume, long-distance travel.