In a June 16 graphic about U.S. nuclear plants, The Associated Press, relying on information from the U.S. Nuclear Regulatory Commission, gave incorrect license expiration dates for 30 of them.
The U.S. and its allies have not decided whether to contact and request inspection of a suspected North Korean arms ship that the U.S. is tracking, Pentagon press secretary Geoff Morrell said Wednesday.
Behind President Barack Obama's toughened but modulated response to the Iranian election crisis is a calculation that when the dust settles, the United States will still face an unpredictable adversary that gets closer every day to producing nuclear weapons.
A photo of the North Korean leader recently shown on Pyongyang's state TV appears to be a doctored version of one published in April by the country's official news agency — a possible sign his health is worsening — South Korean media reported Monday.
The government shouldn't buy more of the new radiation detection machines it's been developing to look for smuggled nuclear materials at ports, a report from the National Research Council says.
A former janitor was sentenced to six years in prison Thursday for trying to sell scrap hardware he stole from a shuttered plant that enriched uranium for nuclear weapons.
Anthony Rivers was laid off from his maintenance job three weeks ago and is willing to do just about anything to rejoin the ranks of the employed in South Carolina — even if that means cleaning up nuclear waste.
A senior Iranian delegate to the U.N. nuclear watchdog urged Washington on Wednesday to end what he called provocations and act on President Barack Obama's pledge of honest dialogue with the Islamic Republic.
The U.S. urged North Korea on Wednesday to stop its nuclear saber-rattling and negotiate with the world's great powers, vowing that Washington would never accept Pyongyang as an atomic weapons state.
An American destroyer tailed a North Korean ship Tuesday as it sailed along China's coast, U.S. officials said, amid concerns the vessel is carrying illicit arms destined for Myanmar.
The U.S. Nuclear Regulatory Commission will notify the owners of 26 nuclear plants Friday that they are not saving enough money to dismantle the reactors once they're no longer operating.
Israel accused the head of the U.N. atomic agency of political bias in its probe of Syria Thursday, provoking a bitter response by the agency chief.
The United States urged Iran on Monday to agree to a meeting with the six key nations trying to ensure that its nuclear program is peaceful in which the U.S. will be "a full participant."
The U.S. government is officially confirming North Korea's underground atomic test in late May, saying the blast was somewhat larger than the regime's first test, conducted in 2006.
The head of the International Atomic Energy Agency on Monday told North Korea to end its course of nuclear confrontation. He also urged Iran to agree to Washington's offer of direct dialogue and called on Syria to cooperate with his agency's investigation.
If the unthinkable happened, would we be left on the day after, as radioactive dust settled, with the unknowable?
A look at North Korea's nuclear program:
North Korea vowed on Saturday to embark on a uranium enrichment program and "weaponize" all the plutonium in its possession as it rejected the new U.N. sanctions meant to punish the communist nation for its recent nuclear test.
North Korea may be preparing for its third nuclear test, a show of defiance as the United Nations considers new sanctions on the dictatorship for conducting an underground nuclear explosion in May, according to a U.S. government official.
A U.S. government official says North Korea may be preparing for its third nuclear test as the United Nations considers new sanctions on the dictatorship for conducting an underground nuclear explosion in May. Word of a possible new test comes from an official who spoke on condition of anonymity because he is not authorized to discuss the information publicly.
Iran has rebuffed a bid from the U.N. nuclear monitoring agency to beef up its monitoring ability at an important atomic site as it tries to keep track of the country's rapidly growing uranium enrichment capabilities, diplomats said Thursday.
The head of the Russian company building Iran's first nuclear power plant said Wednesday that it is unclear when the reactor will be switched on, Russian news agencies reported, potentially casting doubt on Iranian hopes for a startup before the end of the year.
Prime Minister Vladimir Putin said Wednesday that Russia is willing to abandon nuclear weapons, if the United States and all other countries that have them do the same.
A top Russian general said Wednesday that a new U.S.-Russian arms control deal mustn't cut the number of nuclear warheads below 1,500 each, news reports said.
Tens of thousands of North Koreans rallied in Pyongyang on Monday to condemn the U.N. rebuke of the country's latest nuclear test amid concern the communist regime could conduct another one.