US aircraft engine supplier GE Aerospace has cleared the XA102 adaptive cycle engine for ...

Rolls-Royce initiated the UltraFan program more than 10 years ago, and the demonstrator engine is assembled and undergoing testing in Derby, England, at full power and running on Sustainable Aviation ...

Jet engine technology is among some of the most advanced means of propulsion in the skies today. From commercial airlines to military fighter planes, these massive engines can be heard roaring ...

The new technologies mean the engine will be lighter than traditional materials and able to withstand hotter temperatures, which will improve fuel efficiency 15 percent over CFM’s existing engine. GE ...

The primary driver of aircraft efficiency today is the engines. While advances in aerodynamics and materials do cut down on fuel burn as well, the engine is the main determinant as to how much fuel an ...

A closer look at the industry's most impactful leap forward in the last 100 years.