Radiation News Roundup September 10, 2014 A nuclear plant in southwestern Japan will obtain a safety clearance from regulators this week to become the first such facility in the country to meet new, tighter regulations introduced following the 2011 Fukushima crisis, official sources said Monday. english.kyodonews.jp Senior scientist says that no one knows how far melted nuclear fuel from Fukushima reactors has spread. enenews.com The Department of Energy's Argonne National Laboratory recently announced further cooperation with the Korea Atomic Energy Research Institute to develop a new Generation IV sodium-cooled fast reactor. nuclearstreet.com The head of Hitachi has said his company is considering a move to the UK for its nuclear power business. nuclearstreet.com