Al Jazeera spoke with MIT professor Ted Postol about what Iran could do with its 440kg of 60 percent enriched uranium.

Experts warn any new Iran deal must ban plutonium reprocessing and expose covert pathways to nuclear weapons, citing risks ...

Joaquin Castro, publicly asked Secretary of State Marco Rubio on May 4 to end the long-standing U.S. policy of ambiguity ...

Iran’s nuclear program is often discussed as if it were a single secret project, but in reality it is a mix of declared ...

Against a backdrop of increased tension among the world’s major powers, the risks and effects of nuclear war have received ...

Satellite imagery of two Kusong sites in North Pyongan province shows new construction and repairs linked to nuclear weapons ...

Iran survived five weeks of punishing U.S. and Israeli bombing with most of the tools it needs to make a nuclear bomb intact, officials and experts say, posing a challenge for U.S. negotiators as the ...

French diplomats who helped negotiate the 2015 Vienna agreement, aimed to prevent Tehran from acquiring nuclear weapons, now ...

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 ...