The XB-70 Valkyrie was a supersonic bomber capable of riding its own shockwaves and was the largest airplane of its time. Despite its engineering marvel, it never entered production for reasons that ...

From left to right: T-38 Talon, F-4 Phantom II, XB-70A Valkyrie, F-104 Starfighter, and F-5B Freedom Fighter / Open-source photo. NASA's chief test pilot Joseph Walker, flying a brightly painted ...

GE won a contract for the J93 propulsion system of the North American XB-70 Valkyrie supersonic bomber in 1957. The highly-advanced, lightweight single-shaft turbojet engine incorporated variable ...

NASA, the organisation responsible for America’s civil space programme, has said that doing one 10-minute exercise per day is more effective than going for a run. According to research conducted ...

WASHINGTON, June 5, 2025 /PRNewswire/ -- NASA continues to collaborate with global communities to solve complex challenges through crowdsourcing with a series of 25 new NASA Open Innovation Service ...