N Korea 'tried uranium project'
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South Korea says the North attempted to develop a second, secret uranium enrichment programme.
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North Korea rejected the United Statesâ demand for a more thorough account on whether it has tried to enrich uranium for atomic weapons.
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US Deputy Secretary of State John Negroponte said Tuesday he is certain North Korea had a secret uranium enrichment programme but stopped short of saying whether it still exists.
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South Korea admitted Thursday that the International Atomic Energy Agency (IAEA), in addition to the recently revealed uranium enrichment test in 2000, has also been looking into a plutonium-based
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A huge explosion in North Korea last week was a deliberate blast to pave the way for a hydro-electric dam, Pyongyang said Monday. Washington and Seoul have said the explosion was unlikely to have been a nuclear weapons test.
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U.S. scientists found traces of  enriched uranium on smelted aluminum tubing from North Korea,  which appears to contradict its denials of a secret  uranium-based nuclear program, the Washington Post reported on  Friday.
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The U.N. nuclear watchdog confirmed in a  confidential report on Thursday that South Korea enriched a  tiny amount of uranium in 2000 to a level close to what would  be useable in an atomic weapon.
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North Korea is to conduct a nuclear test, the foreign ministry says in a statement.
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UNITED NATIONS - North Korea has turned the enriched uranium from 8,000 spent nuclear fuel rods into weapons to serve as a deterrent against a possible nuclear strike by the United States, a North Korean minister said on Monday.
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North Korea is seriously considering its  role in talks on its nuclear plans because of what it sees as a  concerted campaign to topple the North's system, the North  Korean Foreign Ministry said on Monday.
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North Korea has already turned its stockpile of spent nuclear fuel into nuclear weapons, an official has told the United Nations as the isolated country baulks at further disarmament talks.
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U.S. scientists found traces of enriched uranium on smelted aluminum tubing from North Korea, which appears to contradict its denials of a secret uranium-based nuclear program, the Washington Post reported on Friday.
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North Korea said Monday last week&#39;s explosion in a remote northern area was part of a hydro-electric project, the BBC quoted the North&#39;s foreign minister as telling a visiting British official.
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North Korea on Wednesday warned of a "nuclear arms race" in Northeast Asia following the recent revelation that South Korean scientists enriched a tiny amount of uranium four years ago, a news report said.
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Libya has offered conflicting information about whether North Korea or Pakistan was the supplier of uranium for its nuclear weapons program and has been unable to account for some equipment that could be used to make a bomb, according to the International Atomic Energy Agency, which released a report yesterday on its investigation of Libya and the nuclear blackmarket that supplied it.
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SEOUL A week after admitting that government scientists enriched tiny amounts of uranium four years ago, the South Korean government revealed on Thursday that scientists in 1982 conducted an experiment in plutonium extraction at a state-run research
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Description: The South Korean government denies having any plans to develop nuclear weapons, despite the government&#39;s admission Thursday that its scientists developed a small amount of weapons-grade uranium four years ago.