S. Korea restarts troubled nuclear reactor

South Korea on Monday restarted one of three nuclear reactors shut down for safety reasons, easing fears of power shortages during the harsh winter.

Fukushima 'unprecedented challenge': new Japan PM

The clean-up at Fukushima after its tsunami-sparked nuclear meltdowns is unlike anything humanity has ever undertaken, Japan's prime minister said on Saturday during a tour of the plant.

Second Japan nuclear plant at fault risk

A second nuclear plant in Japan sits atop a possibly active seismic fault, government-appointed experts said Friday, days after the first facility was said to be at risk.

AP Exclusive: Japan scientists took utility money

(AP)—Influential scientists who help set Japan's radiation exposure limits have for years had trips paid for by the country's nuclear plant operators to attend overseas meetings of the world's top academic group on radiation ...

US scientists find lessons from Japan nuke crisis

(AP)—A group of American scientists met in Tokyo on Tuesday to study last year's Fukushima nuclear accident in hopes of finding lessons to improve the safety of U.S. atomic power reactors.

Fault under Japan nuclear plant 'may be active'

Japan's only working nuclear power plant sits on what may be a seismic fault in the earth's crust, a geologist has warned, saying it is "very silly" to allow it to continue operating.

Fishing for answers off Fukushima

Japan's "triple disaster," as it has become known, began on March 11, 2011, and remains unprecedented in its scope and complexity. To understand the lingering effects and potential public health implications of that chain ...

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