DARPA announced the end of the Hypersonic Air-breathing Weapon Concept (HAWC) program with a final successful test flight that reached speeds over Mach 5 and flew for more than 300 nautical miles.
DARPA's hypersonic HAWC completes final flight test at over Mach 5 : Read more
DARPA's hypersonic HAWC completes final flight test at over Mach 5 : Read more