Experts warn that the expiration of a long-standing nuclear arms control treaty between the two superpowers could mark the ...

President Trump's post announcing the U.S. would resume nuclear testing featured some inaccuracies, and introduced quite a bit of uncertainty. Why it matters: Nuclear rhetoric is closely scrutinized — ...

As American warships close in on Iran, Moscow has issued a stark warning that a U.S. strike could plunge the Middle East into ...

North Korean leader Kim Jong Un visited a nuclear submarine factory and received a message from Russia's Vladimir Putin hailing the countries' "invincible friendship", Pyongyang's state media said ...

The rewrite was done to speed up the construction of a new generation of nuclear reactors. Critics warn it could compromise ...

Oct 30 (Reuters) - U.S. President Donald Trump ordered the U.S. military on Thursday to immediately resume testing nuclear weapons after a gap of 33 years, minutes before beginning a meeting with ...