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alphagusta t1_izgrra9 wrote on December 9, 2022 at 12:06 AM

Reply to comment by CallMeDrLuv in Last Boeing 747 rolls off line after half a century of production by diacewrb

But wasn't there a version proposed that was going to use propellers?

Edit: Apparently the never built 747-500 was indeed meant to be propllers

changerofbits t1_izhvpym wrote on December 9, 2022 at 5:33 AM

Won’t be on the 747, but the efficiency of the open rotor turbine engine is making a comeback: https://www.seattletimes.com/business/boeing-aerospace/ge-and-safran-tout-new-open-rotor-engine-future-for-sustainable-aviation/