Next time you glance out the window mid-flight, look closer at those tiny fins on the engine. They're small, subtle, and ...

Public financing is being sought for developing a scaled version of the UltraFan geared turbofan propulsion system, under consideration to help Rolls-Royce return to the ...

An engine on a United Airlines jet broke up over the Denver metro area in 2021 because of wear and tear on a fan blade that was not adequately inspected for signs of cracking, federal investigators ...

Rolls-Royce has shown off a full-scale mock-up of its proposed UltraFan 30 engine aimed at next-generation narrowbody aircraft, featuring characteristics including a short inlet and ripple-edged ...

How chevrons worked with the setting and technologies of the 2000s, but haven't worked since and might not work in the future.