"Radiation fallout from the wrecked Fukushima nuclear plant poses a growing threat to Japan’s food chain as unsafe levels of cesium found in beef on supermarket shelves were also detected in more vegetables and the ocean."

A report from the independent Defense Nuclear Facilities Safety Board says workers at the Energy Department's Hanford nuclear waste site in washington were fired for raising safety concerts and that the safety culture there is broken.

"Members of the Nuclear Regulatory Commission appeared divided Tuesday over how to proceed with a staff proposal that calls for nuclear power plants to be better prepared for blackouts and natural disasters."

"When an earthquake launched a tsunami that devastated a Japanese nuclear complex in March, U.S. regulators quickly reassured the public that American reactors were built to withstand the expected severity of earthquakes in their areas. Privately, though, internal emails from March show staffers at the federal Nuclear Regulatory Commission fretted about the public attention on the potential earthquake vulnerability of some U.S. plants."

"The chairman of the Nuclear Regulatory Commission said Monday that it should decide within 90 days on how to address recommendations to be issued this week by a task force that examined the lessons of the Fukushima Daiichi nuclear accident in Japan. Almost simultaneously, House Republicans and the industry’s trade association warned him not to rush."

"Japan's second-biggest retailer said on Sunday it had sold beef from cattle that ate nuclear-contaminated feed, the latest in a series of health scares from radiation leaking from a quake-crippled nuclear power plant."

"The Fukushima Daiichi meltdowns show that it is time for “redefining the level of protection that is regarded as adequate” at American nuclear plants, a special task force of the Nuclear Regulatory Commission has concluded."

"Beef from cows from Fukushima Prefecture contaminated with radioactive cesium was sold to restaurants and shoppers in at least five prefectures, according to Tokyo metropolitan government officials."

"JAPAN -- Two reactors shut down for regular inspections have now been running at full capacity for months despite not receiving the final clearance from the Nuclear and Industrial Safety Agency (NISA)."