A third explosion in four days has rocked the earthquake-damaged Fukushima Dai-ichi nuclear plant in Japan. Today's blast at Dai-ichi Unit 2 follows two hydrogen explosions at the plant - at Unit 1 and Unit 3...

Japanese officials have confirmed a second hydrogen explosion has occurred at the Fukushima Daiichi nuclear power plant, while a warning of a second tsunami has been cancelled.

More than half a million people have been forced from their homes in quake and tsunami-hit northern Japan, petrol has run dry and supermarkets are empty in what its prime minister says is the worst crisis to hit Japan since WWII.

Japanese officials warned of a possible second explosion at a nuclear plant crippled by the earthquake and tsunami as they raced to stave off multiple reactor meltdowns, but they provided few details about whether they were making progress.

Three nuclear power plants in Japan have suffered failure, with a top Government official warning a meltdown at one of the plants was "highly possible". Over 10,000 people are thought to be missing as officials fight to avoid a catastrope

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