The operators of Calvert Cliffs nuclear power plant in southern Maryland shut down one of its two reactors Thursday after a control rod assembly malfunctioned during testing, federal safety regulators ...

Tokyo Electric Power Company (Tepco) reported that a control rod cannot be removed from the reactor of unit 7 of its Kashiwazaki Kariwa nuclear power plant. The unit shut down automatically when an ...

BUCHANAN, N.Y. (CBSNewYork/AP)-- One of the Indian Point nuclear power plant's reactors was shut down Saturday after several control rods lost power, the plant owner said, marking the latest in a ...

— The Salem 2 nuclear reactor returned to service this morning after being shut down since Friday because of issues with one of the control rods, officials said. Salem Unit 2 came back online and ...

LOWER ALLOWAYS CREEK TWP. — Salem Unit 2 was manually taken offline by control room operators at 10:01 a.m. Friday, according to Joe Delmar, spokesman for PSEG Nuclear, after an issue with one of the ...

As warmer-than-average waters in Connecticut’s Long Island Sound last week prompted Dominion to shut down one unit at its Millstone Nuclear Plant, an ammonia release caused an evacuation of part of ...

Sweden's Vattenfall reported that it has completed inspecting all of the control rods both in the Forsmark 3 reactor and in fuel storage pools. The company said that, of the 197 rods inspected, some ...

Korea Hydro and Nuclear Power (KHNP) shut down one of the nuclear reactors at the Hanul power plant because of a control rod problem. The 950-MW Hanul Unit 1 reactor was taken offline Monday, ...

People living near the Three Mile Island nuclear plant may have heard a loud release of steam at 1 a.m. Wednesday as the plant was shut down after an electrical issue developed in the reactor. The ...

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A nuclear reactor on Korea's eastern coast was temporarily shut down Monday due to a problem in one of its control rods, operators said. The reactor unit 1 at Hanwool Nuclear Power Plant in Uljin, 330 ...

BUCHANAN, N.Y.--Officials say one of the Indian Point nuclear power plant’s reactors in suburban New York has been shut down because several control rods lost power. Plant owner Entergy says control ...