"Global action to protect the nuclear industry against possible terrorist attacks is urgently needed, a leading expert said, as are safety steps to prevent any repeat of Japan's Fukushima accident."

"Steps to boost atomic safety after Japan's Fukushima accident must be 'cost-effective,' an industry body said on Tuesday, a day after the UN nuclear chief suggested power firms could help pay for expanded safety checks."

"Radioactive tritium has leaked from three-quarters of U.S. commercial nuclear power sites, often into groundwater from corroded, buried piping, an Associated Press investigation shows."

"Federal regulators have been working closely with the nuclear power industry to keep the nation’s aging reactors operating within safety standards by repeatedly weakening those standards, or simply failing to enforce them, an investigation by The Associated Press has found."

"As record floodwaters along the Missouri River drench homes and businesses, concerns have grown about keeping a couple of notable structures dry: two riverside nuclear power plants in Nebraska."

"The U.N. nuclear chief proposed international safety checks on reactors worldwide to help prevent any repeat of Japan's atomic crisis, a plan which may face resistance from nations worried about outside involvement."

"A system to clean massive amounts of contaminated water at the site of Japan's nuclear disaster was shut down Saturday, just hours after it began full operations, because a component filled with radioactivity much more quickly than expected."

"Japan plans to ask pregnant women and children to move away from radiation 'hotspots' that were found far away from the crippled Fukushima nuclear plant, the government said on Thursday, reflecting new anxieties about the spread of radioactivity."

"Environmental groups, on Thursday, again asked the U.S. nuclear regulator to delay approval of Westinghouse Electric's AP1000 reactor design."

"More than a dozen Virginia legislators are flying to France this month on all-expenses paid trips as part of an aggressive lobbying effort by a company pushing lawmakers to lift a ban on uranium mining in the state."