TOKYO -- The operator of Japan's crippled nuclear power plant said Tuesday that it had detected a fresh leak of radioactive water from one of the faci...

TOKYO — The utility that operates Japan's crippled atomic plant said Friday that it deserves most of the blame for the country's nuclear crisis,...

"It was crazy at first. No light. No sound." Eventually, Matsumura Naoto got used to the silence that overcame his village, Tomioka, after a dead...

TOKYO -- 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...

TOKYO -- Japan's crippled nuclear power plant is struggling to find space to store tens of thousands of tons of highly contaminated water used to cool...

TOKYO — The command center at Japan's stricken nuclear plant shook violently when hydrogen exploded at one reactor, and the plant chief shouted,...

TOKYO -- Japanese women are no longer the world's longest living, their longevity pushed down in part by last year's devastating earthquake and tsunam...

TOKYO, July 21 (Reuters) - Japan's health ministry said it would investigate reports that workers at the stricken Fukushima nuclear power plant were...

By Aaron Sheldrick TOKYO, July 16 (Reuters) - More than 100,000 anti-nuclear protesters marched through central Tokyo on Monday to voi...

An interesting new question asked by Japanese journalists who contact me these days is how large a visible public protest will be necessary to tip a political balance in other countries.

TOKYO (AP) — Nuclear power returned to Japan's energy mix for the first time in two months Thursday, hours before a parliamentary panel blamed the g...

TOKYO — One of Japan's crippled nuclear reactors still has fatally high radiation levels and hardly any water to cool it, according to an intern...

You're riding your bike to a Cub Scout meeting. Or maybe Dad is cooking hot dogs out for a picnic. And then suddenly, BOOM, it's a nuclear nightma...

TOKYO (AP) — Japan was woefully unprepared for last year's nuclear disaster, the country's former prime minister said, and suggested that the crippl...

FUKUSHIMA, Japan -- Yoshiko Ota keeps her windows shut. She never hangs her laundry outdoors. Fearful of birth defects, she warns her daughters: Never...

TOKYO — Radiation-blurred images taken inside one of Japan's tsunami-hit nuclear reactors Thursday showed steam, unidentified parts and rusty me...