Experts are divided whether a new missile defense system for the U.S., inspired by Israel's Iron Dome, would be worth the ...

Hypersonic missiles are proliferating. In the last several years, Russia added its Tsirkon missile and China added 2 or ...

The X-51 Waverider’s 2013 hypersonic flight represented a milestone in military aviation, reaching Mach 5.1 using a scramjet ...