/technologies/industrial-automation-space/b/blog/posts/romanian-engineers-ufo-merged-a-quadcopter-and-jet-to-create-an-impressive-flying-saucerThe ADIFO (All-Directional Flying Object) features four ducted fans for VTOL and low-speed maneuvers, and a pair of vectored jets provide thrust and a high degree of agility in horizontal flight. (Image credit: ADIFO ) A pair of Romanian enginee...en-USTelligent Community 12