Experimental Scramjet aircraft set for test flight

The X-51A Waverider hypersonic scramjet project is set for its second test flight today, and the U.S. Air Force hopes it will demonstrate technology that can eventually be used for more efficient transport of payloads into ...

Flying car a 'step closer': Terrafugia (Update)

Drivers hoping to slip the surly -- and traffic congested -- bonds of Earth moved a step closer to realizing their dream, as a US firm said it had successfully tested a street-legal plane.

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