Boeing’s ecoDemonstrator programme has explored improvements for its current-generation aircraft, including the 777

Самолёты на фотографии: Aircrafts on the photo: Boeing Boeing 777 - СШАUSA - 1994

Investigations are under way into more radical airframe configurations; NASA initially tested a truss-braced wing concept in 2016

Самолёты на фотографии: Aircrafts on the photo: Boeing Truss-Braced Wing - СШАUSA - 2026

Boeing and NASA are to further explore the transonic truss-based wing concept
NASA and Boeing will build and test-fly a full-scale TTBW demonstrator later this decade

Самолёты на фотографии: Aircrafts on the photo: Boeing Truss-Braced Wing - СШАUSA - 2026

Bombardier Aerospace has tested blended wing body configuration with its EcoJet R&D project

Самолёты на фотографии: Aircrafts on the photo: Bombardier EcoJet - КанадаCanada - 2050