A, a groundbreaking hypersonic scramjet vehicle, achieved an unprecedented speed of Mach 9.6, solidifying its status as the ...
NASA's experimental X-43A didn't have a pilot and couldn't fly independently, but its blisteringly high speeds showed that ...
China is fast-tracking potential space-travel technology designed to simulate speeds of Mach 30, a paradigm changing velocity more than five times the speed of the hypersonic threshold considered to ...