Radiation affecting residents in Japan's Fukushima prefecture since the nuclear plant disaster is below the reference level for public exposure in all but two areas, the World Health Organization said Wednesday.
Switzerland's four nuclear power stations are fit to withstand a major earthquake and pose no threat to the population and the environment, inspectors said on Monday.
Temperature readings at one of the crippled Fukushima nuclear reactors have risen above Japan's stringent new safety standard but there was no immediate danger, its operator said Sunday.
Molten nuclear fuel at Japan's Fukushima plant might have eaten two thirds of the way through a concrete containment base, its operator said, citing a new simulation of the extent of the March disaster.
To some of the men who earn as little as $100 a day to work inside Japan's Fukushima Daiichi, the plant at the centre of a year-old nuclear disaster is far from safe -- despite the official line.
Shutting down Switzerland's five nuclear power stations will cost about 20.7 billion Swiss francs (16.8 billion euros, $22.5 billion) and take about 20 years, Swiss authorities said on Thursday.
A Japanese company Tuesday unveiled a cheap Geiger counter for the iPhone to enable people worried about the March Fukushima nuclear accident to check their environment for radiation.
Today's nuclear reactors are "much safer" than the Japanese plant damaged in this year's earthquake and tsunami, a US expert said Thursday, citing dramatic improvements that could prevent similar disasters.
Activist physicians on Monday accused the World Health Organization of downplaying the health impact of nuclear fallout from the Fukushima nuclear disaster.
Organisers of Tokyo's bid to host the 2020 Olympics said Thursday the Japanese capital was safe, despite fears of earthquakes and the nuclear disaster at Fukushima in 2011.