Home Educational Why are airplanes slower than they used to be? – Alex Gendler Why are airplanes slower than they used to be? – Alex Gendler Learning A New Way Apr 15, 2021 comments off Tweet on Twitter Share on Facebook Pinterest Check Out Our Recommended Resources Page See Some AMAZING Classes On DIY! aerodynamics airplane sonic boom airplanes alex gendler animation commercial flights concorde education engineering flight path flight speed fuel economy high speed flight hybrid electric plane military aircraft physics plane fuel sonic boom supersonic flight supersonic plane supersonic speed synthetic fuel TED Ted Education TED-Ed Teded transatlantic flight wing sweep wingspan Zedem Media