Iran is manufacturing a “new generation” of uranium enrichment centrifuges, according to Iranian state media.

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Iran ‘to unveil new centrifuges’

North Korea has “at least one other” uranium enrichment site in addition to the one shown to US experts last month, the US State Department says.

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N Korea ‘has extra uranium site’

Seoul, South Korea -

North Korea says it has thousands of centrifuges operating at a previously undetected uranium enrichment facility it revealed earlier this month.

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N Korea makes nuclear plant boast

Iran’s president says some of the centrifuges used in its uranium enrichment programme were sabotaged, affecting their operation.

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‘Nuclear sabotage’ affected Iran

North Korea’s claim of having a uranium enrichment program is “yet another provocative act of defiance and, if true, contradicts its own pledges and commitments,” according to a senior official in the Obama administration.

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U.S. official: N. Korea’s uranium claims ‘provocative’