Company pilots Brien Wygle and Lew Wallick make the first flight of the Boeing 737 airliner at Boeing Field, Seattle, Wash. After a 2.5 hour flight, the duo lands at Paine Field in Everett, Wash. The 737 introduced the concept of two-pilot cockpits and has gone on to become the world’s best-selling passenger aircraft.
The KC-Z4, a blended wing body tanker concept being developed by startup JetZero, could fuel larger groups of aircraft at longer range to hold more targets at risk, company officials say.