Nuclear Weapon | featured news

Iran's belated revelation of a second uranium enrichment site raises concern about possible further secret nuclear sites in the country, according to a U.N. nuclear watchdog report on Monday obtained by Reuters.

Both President Obama and Russian leader Dmitry Medvedev want Iran to relinquish potential nuclear explosive material in return for fuel. A White House official says the two leaders discussed possible sanctions if Iran refuses to comply.

A senior Iranian politician said Saturday the country would not ship low-enriched uranium out of the country, which is a major part of a pending nuclear deal between Iran and international powers, according to semiofficial state media.

Iran is ready for another round of talks on a U.N.-drafted nuclear fuel proposal, Tehran's envoy to the International Atomic Energy Agency said on Monday. "We are ready for the next round of technical discussions in Vienna at the IAEA headquarters," Ali Asghar Soltanieh told Reuters.

Iran did not reject the United Nations plan outright, but its counterproposal could draw out the negotiations.

President Mahmoud Ahmadinejad said on Wednesday that "some countries" had offered to provide Iran with uranium enriched to 20 percent for use as nuclear fuel, the official IRNA news agency reported.

North Korea said on Tuesday it was ready to return to international talks on ending its nuclear weapons program, but demanded negotiations first with the United States.

The head of the U.N.'s nuclear watchdog on Sunday described a "shifting of gears" in the controversy over Iran's nuclear program ...

The head of the U.N.'s nuclear watchdog agency is traveling to Iran this weekend to discuss the country's recently revealed uranium enrichment facility, a spokesman said Saturday.

President Obama has let Iran know that it faces an arsenal of sanctions if it fails to completely disclose the nature of its nuclear program and ambitions.