The seawater pump in the cooling system for the Fukushima power plant's No. 5 reactor broke down Saturday evening, prompting repair crews to install a backup pump 15 hours later on Sunday afternoon, Tokyo Electric Power Co. said.
Tepco discovered the pump had stopped at 9 p.m. Saturday but...
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Efforts to restore power to the stricken Fukushima nuclear plant in Japan were stalled by smoke billowing from reactors yesterday.
A cable that could allow cooling systems to be restored was attached to reactor No.2 – one of six at the tsunami-hit facility.
But engineers had to...
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Tokyo (CNN) -- Japan's nuclear safety agency on Friday worsened its assessment of problems at the Fukushima nuclear power plant as soldiers and utility workers continued a frantic effort to hose down overheating nuclear fuel with water cannons.
The Nuclear and Industrial Safety Agency raised...