President Trump said Monday that he disagrees with Director of National Intelligence Tulsi Gabbard's assessment from a few ...

The map created using a simulation tool shows the devastating impact of a hypothetical U.S. nuclear strike on Tehran, Isfahan ...

An Israeli official said that "there's never a 100 percent guarantee," but "a nuclear disaster" should "not happen." ...

If the U.S. decides to support Israel more directly in its attack on Iran, one option for Washington would be to provide the ...

Nine countries currently either say they have nuclear weapons or are believed to possess them. The first to have nuclear arms ...

Tehran faces the prospect of having to submit to a tougher negotiation on its nuclear program as its only way out of its ...

Haifa and Tel Aviv struck by Iranian missiles as U.S. embassy in Israel directs government employees and families to shelter ...

President Trump says he wants "a real end" to Iran's nuclear problem, with Tehran abandoning it "entirely," and not just a ...

If we keep helping Ukraine escalate — such as its recent drone attacks on Russian bases housing nuclear-armed strategic ...

The International Atomic Energy Agency said Tuesday it believes Israeli airstrikes on Iran’s Natanz enrichment site have had ...

The head of the International Atomic Energy Agency says there is a possibility of both radiological and chemical ...

The world's nuclear-armed states are beefing up their atomic arsenals and walking out of arms control pacts, creating a new ...