National Nuclear Security Administration is tasked with safeguarding U.S.’s nuclear stockpile. ‘These are not employees that ...

SEOUL, South Korea -- SEOUL, South Korea (AP) — North Korea fired a ballistic missile in an eastward direction on Wednesday, ...

The federal agency responsible for overseeing and modernizing the U.S. nuclear stockpile will furlough the vast majority of ...

Iran's Supreme Leader Ayatollah Ali Khamenei ridiculed US President Donald Trump's claims of destroying Iran's nuclear ...

Since then, its threat has shaped and justified global conflict. Both Iraq and Iran have been accused of seeking the bomb, ...

Senior Iranian officials have openly hinted at Tehran’s shifting nuclear posture. A nuclear scientist confirmed Iran’s ...

Iran said on Saturday that it was no longer bound by restrictions on its nuclear programme as a landmark 10-year deal between ...

Spoiler alert! "The Diplomat" producer Debora Cahn spills on "West Wing" reunion, the huge ending and what to expect in ...

South Korea’s military detected multiple suspected short-range ballistic missiles launched from an area south of Pyongyang, ...

US President Donald Trump claims Iran’s nuclear site would be “wiped out” if it attempted to build a nuclear weapon.

Newsweek’s Naveed Jamali recently went on a ballistic missile submarine, completing a mission to go behind the scenes of the nation's land, sea and air nuclear defenses.

BRITAIN must be prepared for Russia to swarm its skies with deadly Iranian kamikaze drones, MPs and officials warn. The stark ...