The future of aircraft may look very similar to today's superficially — but under the hood (or sitting next to the tail fins) ...
Under the Advanced Aircraft Concepts for Environmental Sustainability (AACES) 2050 project, Phase 1 contracts totaling $11.5 ...
The Advanced Aircraft Concepts for Environmental Sustainability ... (They do mostly make personal helicopters, after all.) The AACES project is part of the Advanced Air Transport Technology ...