The head of the UN's nuclear watchdog agency says the international dispute over Iran's nuclear program "needs to be defused."
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A spokeswoman for the International Atomic Energy Agency (IAEA) says Iran will have the capacity to build its own nuclear bomb in four to six years. Melissa Fleming told German Deutschlandfunk radio that this estimate still leaves time for diplomatic efforts to counter the potential threat.
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Pakistan's military says it has test-fired a short-range ballistic missile capable of carrying nuclear warheads. The military described the test of the surface-to-surface Abdali missile as a success, but gave no details about where it was carried out.
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Researchers at Rutgers, The State University of New Jersey, have unlocked some of the physical and chemical secrets of plutonium, an element known for its use in atomic weapons and power plant fuel. While the complex nuclear characteristics of plutonium are well-known, it has properties as a metal or a chemical compound that have often left scientists scratching their heads.
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North Korea strongly condemned upcoming joint U.S.-South Korean military exercises, saying Thursday that they would harm progress at international talks aimed at the North's nuclear disarmament.
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Iran has told the U.N. Security Council it has no intention of producing atomic weapons, and accused Western countries of distorting facts about Iranian nuclear intentions. VOA's Peter Heinlein at the U.N. report the Iranian denial came as western diplomats signaled their intent to push for further sanctions against Tehran.
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An Iranian nuclear official denied a statement by a Tehran parliamentarian that Iran had begun installing 3,000 new centrifuges for the purpose of uranium enrichment.
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Despite a push for a diplomatic breakthrough at the end of 2006, the effort to keep North Korea out of the nuclear weapons club not only did not succeed - it lost ground. In October, the North defied international warnings and conducted its first nuclear test. Despite the resulting international sanctions, an emboldened Pyongyang says it will hold on to its nuclear weapons until its demands are fulfilled.
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The U.N. Security Council is expected to vote Saturday on a resolution that would impose sanctions on Iran for its nuclear program.
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