Five Russian nuclear engineers who died in a rocket engine explosion have been ... Russia has 'invincible' nuclear weapons Russia reveals nuclear torpedo plan Russia mini-sub fire: Putin issues ...

The rocket consists of an improved rocket motor ... Although the M72 is mainly used as an anti-armor weapon, it may be used with limited success against secondary targets such as gun emplacements ...

WASHINGTON--The Pentagon’s hypersonic weapon programs suffered a setback on Thursday when a booster rocket carrying a hypersonic weapon failed, people briefed on the test result said. The test ...