The U.S. Army has repeatedly declared it is closing in on deploying its first hypersonic weapon, the Long-Range Hypersonic ...

A recent test of one of Russia’s most-hyped strategic weapons reportedly ended in failure, undermining the Kremlin’s claims of having a flawless nuclear deterrent. The malfunction casts serious doubt ...

Combat exposes weapon flaws missed in testing like maintenance complexity and environmental stress that controlled trials cannot replicate. Many failed weapons were overdesigned or mismatched to ...