By 
DARPA and the Air Force have completed a successful first flight test of Raytheon Technologies [RTX] and Northrop Grumman’s [NOC] Hypersonic Air-Breathing Weapon Concept (HAWC), demonstrating capability to reach above Mach 5 speed, or five times faster than the speed of sound. The free flight test of Raytheon’s missile and Northrop Grumman’s scramjet engine took place last week, and was described as a critical step toward validating HAWC’s ability to reach hypersonic speeds as the Pentagon assesses transitioning the effort…
