World's longest aircraft to make maiden voyage this year

The world's longest aircraft is to make its first flight later this year, it has been announced. Named the Airlander 10, it spans more than six double decker buses and can stay airborne for up to two weeks, its British manufacturer, Hybrid Air Vehicles, claims.After flying successfully for 90 minutes, Airlander 10 touches down serenely as the sun sets, without a need for a runway.