What seems to revolutionize the air travel in future, hypersonic X-51A WaveRider to travel at a whopping speed of Mach 6 to end the long arduous hauls in jets. Owned by US Military, the hypersonic X-51A WaveRider to get propulsion from ‘scramjet’ engine to get a speed five times the speed of sound and that will make it reach from New York to London in just one hour. ...