Japan’s Fukushima nuclear crisis was a preventable disaster resulting from “collusion” among the government, regulators and the plant operator, an expert panel said, wrapping up an inquiry into the worst nuclear accident in 25 years.

Nuclear power returned to Japan's energy mix today as the first reactor to be restarted since last year's earthquake and tsunami came back online.

Japan’s government today approved bringing the country’s first nuclear reactors back online since last year’s earthquake and tsunami led to a shutdown of reactors nationwide.

Japan moved closer today to restarting nuclear reactors for the first time since last year's earthquake and tsunami led to a nationwide shutdown after a mayor gave his support to a plan to bring two of them back online.