BRUSSELS (Reuters) - Iran's expansion of sensitive nuclear activity breaks United Nations resolutions and increases concerns about whether its nuclear program is entirely peaceful, the European Union said on Thursday. Full story
VIENNA (Reuters) - Iran is trying to accelerate its uranium enrichment program, a U.N. nuclear report showed, but experts said it was unclear when Tehran's new machines could start operating and how efficiently they would work. Full story
GENEVA (Reuters) - Iran's nuclear program poses the greatest threat to the credibility of the global pact aimed at halting the spread of atomic weapons, a senior U.S. arms control official said on Monday. Full story
VIENNA (Reuters) - Efforts to enhance global nuclear safety have advanced since Japan's Fukushima disaster struck exactly two years ago on Monday, the U.N. atomic energy chief said, vowing to help make nuclear power as "safe as humanly possible". Full story
VIENNA (Reuters) - Syrian rebels who have reportedly captured a suspected nuclear reactor site - destroyed by Israel six years ago - have not been in contact with U.N. inspectors about visiting it, IAEA chief Yukiya Amano said on Monday. Full story
DUBAI (Reuters) - Iran is building about 3,000 advanced uranium-enrichment centrifuges, Iranian media reported on Sunday, in a development likely to add to Western concerns about the Islamic state's disputed nuclear program. Full story
An explanatory sheet is placed in front of a new 3.8 million euro ($5 million) Large Geometry Secondary Ion Mass Spectrometer able to check 100-150 samples per year at the International Atomic Energy Agency environmental sample laboratory in Seibersdorf April 24, 2013. The self-styled "Sherlock Hol
Scientists work at the International Atomic Energy Agency environmental sample laboratory in Seibersdorf April 24, 2013. The self-styled "Sherlock Holmeses" of the U.N. nuclear watchdog, now seeking access to a major Iranian base, say they have the capability to find tiny traces of atomic material
A scientist works at the International Atomic Energy Agency environmental sample laboratory in Seibersdorf April 24, 2013. The self-styled "Sherlock Holmeses" of the U.N. nuclear watchdog, now seeking access to a major Iranian base, say they have the capability to find tiny traces of atomic materia
A new 3.8 million euro ($5 million) Large Geometry Secondary Ion Mass Spectrometer able to check 100-150 samples per year is pictured at the International Atomic Energy Agency environmental sample laboratory in Seibersdorf April 24, 2013. The self-styled "Sherlock Holmeses" of the U.N. nuclear watc
Iran's International Atomic Energy Agency ambassador Ali Asghar Soltanieh reacts as he attends a board of governors meeting at the UN headquarters in Vienna March 4, 2013. REUTERS/Herwig Prammer
Iran's International Atomic Energy Agency ambassador Ali Asghar Soltanieh briefs the media as he arrives for talks at the Iranian embassy in Vienna August 24, 2012. REUTERS/Herwig Prammer
