Iran installs 328 centrifuges at atomic site: sources
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Iran has installed two cascades of 164 centrifuges each in its underground nuclear plant, laying a basis for full-scale enrichment of uranium and upping the stakes in a standoff with the West, European diplomats said on Monday.
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Defying a key demand set by 35 nations, Iran announced Tuesday that it has started converting raw uranium into the gas needed for enrichment, a process that can be used to make nuclear weapons.
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Technicians have assembled two small uranium enrichment units at Iran's underground Natanz complex, diplomats and officials said Monday. The move underscored Tehran's defiance of a U.N. Security Council ban on the program, which can be used to create nuclear arms.
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Iran received the final shipment of uranium fuel from Russia on Monday for its first nuclear plant, state media reported, a key step toward the launch of the reactor's operations expected later this year.
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Iran's government is conducting nuclear  activities linked to a covert atomic weapons program at a  military site unknown to U.N. inspectors, says an exiled  opposition group that has given accurate information before.
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Iran has started building a second atomic power plant in an oil-rich region near the border with Iraq, Iran's Ambassador to Russia was quoted as saying Friday by Itar-Tass news agency.
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Iran confirmed on Tuesday it would allow U.N. inspectors to take further environmental samples of research equipment linked to previous finds of highly enriched -- or weapons-grade -- uranium.
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Iran is testing an advanced centrifuge at its Natanz nuclear complex, diplomats said on Wednesday, a move that could lead to Tehran enriching uranium much faster and gaining ability to build atom bombs.
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Iran has agreed after several months to  allow U.N. inspections of a military site where Washington  believes work linked to nuclear bomb-making was carried out,  the U.N. nuclear watchdog said Wednesday.  The inspection will be part of the U.N. investigation into  allegations Iran has carried out work linked to nuclear  'weaponization,' the process of testing or assembling a warhead  and attaching it to a delivery system.  "We haven't stumbled on any weaponization activities, although  we are trying to visit the different sites, including military  sites," Mohamed ElBaradei, head of the International Atomic  Energy Agency (IAEA), told Reuters in an interview.
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Middle East News, Iran&#39;s suspension of uranium enrichment is not yet complete as Iran still wants to use 20 centrifuges for research, the UN&#39;s chief nuclear inspector, Mohamed ElBaradei has reported.
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Tehran requests EU allow it to conduct nuclear tests despite recently signed agreement to forgo them. The Islamic republic requested on Wednesday that it be allowed to operate dozens of centrifuges &quot;for research
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VIENNA, Feb. 13 -- Iran's new-generation advanced centrifuges have begun processing small quantities of the gas that can be used to make the fissile core of nuclear warheads, diplomats said Wednesday.
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TEHRAN - Iran's leaders issued dual defiant statements yesterday, with the president announcing that the nation had 3,000 active centrifuges to enrich uranium, and the top ayatollah appointing a new Islamic Revolutionary Guards commander who once advocated military force against students.
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Iran has admitted processing several tonnes of raw &quot;yellowcake&quot; uranium, a key stage in the development of weapons-grade nuclear material.
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Iran said on Tuesday it would let the U.N. nuclear watchdog take further environmental samples of materials related to an academic center and which Washington fears are part of a covert program to develop atomic weapons.
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Iran has developed its own version of an advanced centrifuge that churns out fissile material much faster than other machines and has started testing them, diplomats and experts said Thursday.
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Iran has offered inspectors access to records and equipment from two nuclear sites, the UN's atomic agency says.