Key Points and Summary – NASA’s X-43A was a small, unmanned Hyper-X demonstrator that proved scramjet, air-breathing propulsion at true hypersonic speed. -Air-dropped from...
Key Points and Summary – NASA and Grumman’s X-29 was a 1980s–90s technology demonstrator that flipped convention with forward-swept wings and canards to probe...
Key Points – The Defense Advanced Research Projects Agency (DARPA) is reportedly working on a hypersonic bomber concept called the Next Generation Responsive Strike...