Designed to fly at over 100,000 feet and hit Mach 4+, the DSB-LK could have been the deadliest aircraft of the Cold War. It combined speed, stealth, and raw power in a way that alarmed U.S. defense ...

the company built the system largely in response to concerns within the Defense Department that its existing hypersonic test infrastructure was overtaxed and not well positioned to meet demand. Now, ...

It can also take a special focus in drawing out contributions from ... Developing counter-hypersonic systems is an area prime for innovation and alliance focus, Nelson noted.

NATO and Ukrainian officials are set to take part in emergency talks on Tuesday after Russia launched a hypersonic missile ... phase," according to Polish Prime Minister Donald Tusk, who described ...

India has successfully tested a domestically developed long-range hypersonic missile, it said on Sunday, attaining a key milestone in military development that puts it in a small group of nations ...

Russia said a hypersonic Kinzhal missile destroyed the Patriot system, but U.S. officials said the Kinzhal was intercepted by multiple Patriot missiles. Officials said the Patriot system is still ...