Reconnaissance planes can fly continuously for 7 days
A US airline company has successfully tested a new generation of unmanned reconnaissance aircraft that can fly continuously for several days.America successfully tested unmanned bombers
Northrop Grumman (USA) has just officially tested the unmanned X-47B bomber model.The older generation of nightmares X-47B
The success of the US successive test of theAmerican flying robots are ready to take off
Navy Times reported that the first unmanned fighter aircraft designed to operate on US aircraft carriers was ready to take flight.