Nuclear War Would Be Worse For Our Climate Than Predicted in The Cold War

NASA was a pioneer in developing and testing hypersonic aircraft (speeds beyond Mach 5.) Much of this happened in secret, across NASA's "X Program" of experimental vehicles. There were even 8 NASA pilots who secretly became astronauts during the cold war, as they flew the X-15 above 80KM.

Satellite Recon Goes Mass Market (Cold-war capabilities are now available to everybody )

The V-2 Rocket: Rise Of The Space Race And Cold War Missiles