Fredrik Dahl

VIENNA (Reuters) - Iran plans to test about 1,000 advanced uranium enrichment centrifuges it has completed installing, a U.N. nuclear report showed, a move likely to worry Western capitals hoping...

VIENNA (Reuters) - Iran appears to be holding back growth of its most sensitive nuclear stockpile by continuing to convert some of it into reactor fuel, diplomats said on Monday,...

VIENNA (Reuters) - North Korea has strong technical reasons to carry out another nuclear test but may be hesitating because it would anger China, a prominent U.S. scientist who has...

VIENNA (Reuters) - Arab diplomats signaled on Tuesday they would seek to step up pressure on Israel over its assumed nuclear arsenal but the Jewish state said any attempt to...

VIENNA (Reuters) - The top U.S. energy official said he believed the oil market could cope with any further reduction of Iran's oil exports from the tightening of sanctions on...

VIENNA (Reuters) - More than 100 states meeting next week will warn of the threat of nuclear terrorism but without deciding on any concrete new steps to counter the danger,...

VIENNA (Reuters) - The outside world may never find out what type of fissile material North Korea used in its nuclear test four months ago, leaving a key question about...

VIENNA (Reuters) - Britain has stepped up efforts to let India join an influential global body controlling nuclear exports, a move that would boost New Delhi's standing as an atomic...

VIENNA/JERUSALEM (Reuters) - Iran aims to start a reactor next year which the West fears could arm an atomic bomb; Israel, which has bombed such construction sites around the Middle...

VIENNA (Reuters) - The U.N. nuclear watchdog acknowledged on Wednesday it might not find anything if allowed access to an Iranian military facility, in an apparent reference to suspected clean-up...