Iran not only "intend" to rebuild their conventional military, but they are open to "the possibility" of trying to obtain a nuclear weapon.

During the Cold War, the Soviet Union explored a weapon so extreme it sounds fictional: launching nuclear warheads into low Earth orbit, then de-orbiting them onto the United States with almost no ...

From hypersonic glide vehicles to solid-fuel ICBMs, these weapons are compressing challenging global missile defense systems.

Nuclear weapons testing has affected every single human on the planet, causing at least four million premature deaths from ...

Regional threats and doubts about the reliability of extended deterrence are pushing technically capable non-nuclear states ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one.

The USAF’s B-2 or B-21 stealth bombers, armed with large numbers of cheap Quicksink bombs, could wreak havoc on a Chinese invasion fleet.

Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

Imagine if you will, a low-cost, small weapons system. It could fly stealthily into enemy territory, not being mistaken for a bomber or any kind of missile. And then it could detonate a nuclear weapon ...

North Korea says leader Kim Jong Un has observed test-flights of hypersonic missiles and underscored the need to bolster the country’s nuclear war deterrent ...

A senior Japanese official’s suggestion that Japan should possess nuclear weapons has reignited debate over whether the country could—or would—break with a decades-old taboo in response to an ...