The Global Hypersonic Race

... service. It may be the case that Beijing hopes to leap from subsonic straight to hypersonic, skipping supersonics altogether. China is believed to be working on at least two hypersonic programs. Since 2014, it has been testing the DF-ZF (dubbed Wu-14 in ... ... Weapon Concept (HAWC) will have a combined-cycle engine (the turbine will accelerate the vehicle to Mach 2, after which the scramjet will further propel it to hypersonic speeds). According to some reports , the vehicle may be reusable. Northrop Grumman ...