President Trump is rattling the U.S.’s formidable nuclear saber amid his growing frustration with Russian President Vladimir ...

"Rhetoric sometimes turns into action in unpredictable ways," a former senior U.S. arms control official told Newsweek.

Lawmakers and activists want answers on the administration’s plans to retrofit a ritzy jet gifted to Trump with funds from the U.S. nuclear program.

It's a 21st-century 'space race.' The Trump administration has announced plans to send a nuclear reactor to the moon. Now, ...

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The Kremlin warned Monday against “nuclear rhetoric” after President Trump repositioned two nuclear submarines because of ...

American nuclear forces consist of ballistic missile submarines, land-based intercontinental ballistic missiles, and bomber ...

President Trump once appeared to push for nuclear disarmament for the U.S. yet went on to renege on that promise in dealings ...

In a social media post, the president described the move as a deterrent prompted by threats by a former Russian leader. It is ...

WASHINGTON, Aug 1 (Reuters) - U.S. President Donald Trump on Friday said he had ordered two nuclear submarines to be ...

Moscow downplayed President Trump's announcement that he'd ordered two nuclear submarines to "the appropriate regions" after ...

President Donald Trump issued a rare threat of nuclear escalation on Friday, saying he had ordered two nuclear submarines to ...