The Revolutionary Innovation for Sustainable Engines (RISE) program aims to come up with an open fan design for future ...

Southwest Airlines sought more time last year to inspect fan blades like the one that snapped off during one of its flights Tuesday in an engine failure that left a passenger dead but said it fully ...

Set to power the world's biggest commercial jet, overcoming the engineering hurdles of this massive engine pushed its launch date seven years behind schedule.

Rim-driven thrusters turn the normal propeller-motor arrangement inside out; rather than mounting the motor at the center of the propeller, they use a large hollow motor, with the blades attached to ...