The National Nuclear Security Administration said development for a bomb 24 times more powerful than the one dropped on ...

The B61-13 variable yield gravity bomb is now going into full production seven months ahead of schedule, Sandia National ...

Iran's president said nuclear achievements cannot not be compromised and the Islamic Republic does not seek weapons ...

The lab designing the warhead says it is accelerating the timeline to respond ‘to a critical challenge and urgent need.’ ...

Iran's president again pledged Wednesday that his nation is “not after a nuclear bomb” ahead of talks between Tehran and the ...

The B61-13 bomb,which has a maximum yield of 360 kilotons, has been given an accelerated timeline for production by the ...

The opportunity to use snapback sanctions to hamper Iran's rapidly developing nuclear program is slipping through its fingers ...

President Donald Trump revealed Monday that the United States is in "direct talks" with Iran over its nuclear program and ...

America’s new B61-12 nuclear warhead highlights how dangerous of a moment the world finds itself in—and real the potential is ...

Iran and the U.S. will hold talks on Saturday on Iran's nuclear programme, with U.S. President Donald Trump having threatened military action if they cannot agree a deal.

President Trump said the U.S. will hold direct talks with Iran over its nuclear program, saying a meeting is set for Saturday ...

Tulsi Gabbard stated that Tehran is not building a nuclear weapon but has increased its enriched uranium stockpile.