CFM is quietly developing an alternative in case open-fan engines don't hit the mark.

The third stream enhances particle separation while providing variable bypass. Credit: CFM International Adaptive engines traditionally have been associated with military propulsion. But as CFM ...

CFM has long maintained that an open-fan engine will deliver better fuel-burn performance than a ducted alternative and is working with Airbus to flight test the RISE demonstrator in 2029.

SINGAPORE—Singapore will host the real-world evaluation of open-fan powerplants developed under CFM International’s Revolutionary Innovation for Sustainable Engines (RISE) technology demonstrator ...

PARIS, Feb 12 (Reuters) - French-US jet engine maker CFM is studying a more conventional "advanced ducted" engine design alongside its preferred option for a radical open-fan concept for future jets, ...

In February, the Civil Aviation Authority of Singapore (CAAS), CFM International and Airbus signed a Memorandum of Understanding to establish Singapore as the world’s first airport testing ground for ...