Decades before hypersonics entered today's headlines, NASA drafted an aircraft that bordered on surreal. Discover the story ...
Only three of these aircraft were built, with one being destroyed and two operating successfully. The X-43 testbed aircraft measured 12 feet in length with a width of five feet. While they looked ...
LOS ANGELES (AP) - A tiny unmanned NASA "scramjet" soared over the Pacific Ocean Tuesday to demonstrate a radical new engine technology by attempting to fly at a record speed of about 7,000 mph, ...