With thousands of advanced centrifuges on standby, Tehran says it is now spinning more, which could increase its stockpile of ...

The U.N. nuclear watchdog’s board has condemned Iran for failing to cooperate fully with the agency, the second time it has ...

President-elect Trump will take office just as Iran has the potential to become the world’s 10th nuclear-armed state, and ...

Iran said Friday it had begun commissioning new advanced uranium-enrichment centrifuges after it was censured by the ...

Iran announced Friday it was activating new advanced centrifuges – which enrich uranium for the country’s nuclear program – ...

The action could lead to sanctions against Tehran, which has barred international monitoring of its accelerated uranium ...

Iran said it will increase its nuclear fuel-making capacity after it was censured by the United Nations atomic watchdog, ...

The UN nuclear watchdog's board of governors passed a resolution chiding Iran's poor cooperation with the agency after hours ...

The International Atomic Energy Agency also called on Tehran to provide answers in a long-running investigation into uranium ...

Iran faces fresh pressure over its nuclear work after United Nations atomic agency members backed a censure resolution ...

Iran has issued a warning to three European nations over the pursuit of a resolution against the country at the IAEA, after ...

Advances in its nuclear program could complicate the president-elect’s efforts to contain Iran.