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 ...

For decades, light water reactors have used control rods to regulate the fission reaction that powers a nuclear plant. The rods move vertically in and out of the core and are made of mat. . .

Holtec’s attempt to restart the shuttered Palisades nuclear plant faces delays, safety questions and missing documentation.

Idaho National Laboratory researchers have built the first microreactor control system in decades, replacing the traditional ...

Minneapolis-based Xcel Energy will replace four control rod blades at its Monticello Nuclear Power Plant next month after a major nuclear industry manufacturer reported a potential “substantial safety ...

— 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 ...

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 ...

In this historic photo from the U.S. space agency, control rods for Plum Brook's Mock-Up Reactor, which entered the core from above, are shown. In the Plum Brook reactor, the control rods entered from ...

Nuclear power plants have a bad rap due to the tragic Chernobyl incident and the Santa Susana Field Laboratory in California, but they're safer than ever.

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 ...