In 1989, the Komsomolets sank off the Norwegian coast. Four years later, the BBC reported on plans to seal in its torpedoes' toxic plutonium.

The National Nuclear Security Administration (NNSA) said it completed ‘Diamond stamping' of the new B61-13 nuclear bomb, ...

Federal officials have cleared a major production milestone for the newest variant of the ...

We don't always get to pinpoint the exact moment the world changes. But when the New Mexico dawn was torn open at 5:29 am on 16 July 1945, it was, without a doubt, a pivotal moment in humanity's ...

Confusion on whether Iran truly needed only “two weeks to four weeks” to make a nuclear weapon, as President Donald Trump suggested on Monday, hangs over the ongoing U.S. and Israeli war on the ...

The 30-year agreement is expected to involve US companies in developing Saudi Arabia’s nuclear energy programme. It could ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A nuclear bomb map created using a simulation tool shows the ...

When Iran’s covert nuclear program came to international attention over two decades ago, Tehran insisted that its intentions were peaceful and that it had no plans to develop weapons. The country’s ...

Add Yahoo as a preferred source to see more of our stories on Google. The only well-exposed color image of the Trinity test. (Jack W. Aeby/Manhattan Project/Public Domain) We don't always get to ...