A Chinese start-up is aiming to develop a supersonic drone capable of reaching speeds four times the speed of sound. Lingkong ...
The Jayhawk was a target drone made for the purpose of imitating ... and the wider Jayhawk family had this in spades, capable of supersonic flight at up to Mach 4 and over 100,000 feet in altitude ...
An in-depth report by Guy Norris in Aviation Week presents new evidence that a secretive, stealthy reconnaissance drone is now in operation with the US Air Force - and has been flying since 2010.