official news from : https://bit.ly/2QkyIbY NASA’s Advanced Air Vehicles Program (AAVP) studies, evaluates, and develops technologies and capabilities for new aircraft systems and explores far-future concepts for revolutionary air travel improvements. AAVP develops technologies for all flight regimes from hover to hypersonic to enable safe, new aircraft that are faster, quieter, and more fuel efficient.Continue reading “About Advanced Air Vehicles Program (AAVP)”