The Nuclear Information Project at the Federation of American Scientists estimated that the U.S. had about 3,700 warheads in ...

Energy Secretary Chris Wright says that new tests of the U.S. nuclear weapons system ordered up by President Donald Trump ...

The US fired a Minuteman III Intercontinental Ballistic Missile (ICBM) early Wednesday, testing America’s national defense as ...

Few people know the harm nuclear testing can do better than inhabitants of the Marshall Islands which was a US-administered trust territory of the United Nations from 1947 to 1986.

Trump's announcement breaks with more than three decades of policy. The last time the United States tested a nuclear weapon ...

Russia has reaffirmed its commitment to the nuclear weapons testing moratorium despite US plans to resume tests. The Kremlin ...

Trump orders immediate resumption of U.S. nuclear weapons testing to match global programs, citing Russia and China's ...

Pakistan has rejected Donald Trump’s claim that it is among a handful of nations actively testing nuclear weapons. A senior ...

Critics warned that even underground testing carries huge risks to the public while accelerating a dangerous arms race.

Vladimir Putin ordered plans to restart Russia’s nuclear tests after Donald Trump said last week that America would carry out ...

Unidentified drones were spotted over a Belgium military base housing U.S. nuclear weapons, sparking security concerns and an ...

Experts say there are roughly 12,241 nuclear weapons across the world, with just over 9,600 thought to be operational.