Tuesday’s State of the Union address provides President Donald Trump with a nationally televised opportunity to persuade skeptical American voters to rally ...

Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.

On the fourth anniversary of Putin’s full-scale invasion, the Prime Minister said Britain would be ‘stepping up’ military and ...

On 5 February, the planet entered an even more precarious era of escalating nuclear risks. The expiration of a strategic-arms ...

Trump claimed the nuclear program of Iran was "obliterated." Now, 8 months later it's "a week away" from having nuclear bombs ...

With Trump’s motives and objectives so unclear, it’s little wonder that talks aren’t working.

Washington has accused China of dramatically swelling its nuclear arsenal, and doubled down on claims that Beijing has conducted secret nuclear tests, demanding again it be part of any future arms ...

For the first time, a US Air Force C-17 Globemaster III has airlifted a complete, 5 MW nuclear reactor and reassembled i.

He has ordered strikes on Iran before. In June he sent seven B -2 stealth bombers, which flew 18 hours from Missouri, to drop ...

Last weekend, Secretary of State Marco Rubio traveled to Germany for the annual Munich Security Conference, where he delivered a speech that was both reassuring to the European dignitaries in the audi ...

Tehran has denied it seeks nuclear weapons and said it was willing to accept some curbs in exchange for sanctions relief.