The moment nuclear material is produced, processed or purified, it sets off a hidden countdown, marked by the half-life of ...

As a nuclear expert, this is what I find most worrying about Iran’s weapon capabilities - THE LONGER READ: As the war in Iran ...

The demand for reliable, 24/7 power for data centers is driving a historic level of interest in building new nuclear reactors. Current regulations and the high cost of qualifying new materials push ...

Iran — which denies having any nuclear weapons ambitions — has amassed a stockpile of uranium that is enriched to near the level of purity necessary to build a bomb. Mr. Trump ordered strikes on a ...

Before launching his war on Iran, President Donald Trump said his most important goal was that Iran would “never have a ...

In April 1989 the Soviet Navy’s nuclear submarine Komsomolets caught fire while cruising 335 m beneath the surface of the ...

NPR's Scott Simon speaks to Ariane Tabatabai, the Public Service Fellow at Lawfare, about the nature of Iran's nuclear program, and whether it, as President Trump has said, posed an "imminent threat." ...

Iranian Foreign Minister Abbas Aragchi told CBS's Margaret Brennan during an interview Sunday on "Face The Nation" that the 440 kilograms of 60% enriched nuclear material the International Atomic ...

Liquid-fueled molten-salt reactors, another new type, could increase waste volume too. In these designs, fuel and coolant are ...

IAEA data shows over half of nuclear material thefts happened during transportation, highlighting the need for stronger ...

FILE - In this Sept. 2007 file picture an anti-aircraft gun position is seen at Iran's nuclear enrichment facility in Natanz, Iran. Iran has put finishing touches for the installation of thousands of ...