Uranium, Nuclear | featured news

Iran will go on refining uranium "with intensity" and the number of enrichment centrifuges it has operating will rise substantially in the current year, the country's nuclear energy chief was quoted as saying on Wednesday.

The U.S. government's only facility for handling, processing and storing weapons-grade uranium has been temporarily shut after anti-nuclear activists, including an 82-year-old nun, breached security fences, government officials said on Thursday.

An Iranian envoy voiced hope on Monday that talks with the U.N. nuclear watchdog in mid-May would help resolve "outstanding issues", but he again ruled out any halt to Tehran's controversial uranium enrichment program.

Iran's nuclear chief signaled Tehran's envoys may bring a compromise offer to the talks this week with world powers: Promising to eventually stop producing its most highly enriched uranium, while not totally abandoning its ability to make nuclear fuel.

Iran has yet to give an explanation over a small quantity of missing uranium metal from a research site, the U.N. nuclear watchdog said in a report that voiced concern over possible military links to Tehran's nuclear program.

Iran has stockpiled enough low-enriched uranium for 1-2 nuclear arms but it would not make sense for it to cross the bomb-making threshold with only this amount, a former top U.N. nuclear official was quoted as saying.

Iran to ship its uranium to Turkey in nuclear deal mediated by Brazil and Turkey.

Iran plans to build two new uranium enrichment facilities deep inside mountains to protect them from attack.

Ahmadinejad says first batch of higher enriched uranium produced: Iran now "a nuclear state."

Iran is experiencing surprising setbacks in its efforts to enrich uranium, according to new assessments that suggest equipment failures could undermine its nuclear ambitions.