The plant on an island in the Susquehanna River in Pennsylvania was the site of the nation’s worst commercial nuclear power accident in 1979.

Shares of power producers and utilities surged after a deal between Constellation Energy and Microsoft to restart Pennsylvania's Three Mile Island, the site of the country's worst nuclear power ...

Lawmakers welcomed the news about the proposed restart of Three Mile Island's Unit 2 reactor as an economic generator for the ...

Three Mile Island nuclear power plant plans to restart the reactor under an agreement with Microsoft to buy power to supply ...

The Three Mile Island nuclear plant, home of the worst nuclear accident in U.S. history, would restart under a deal in which ...

The owner of the shuttered Three Mile Island nuclear power plant said Friday that it plans to restart the reactor under a ...

Three Mile Island, the Pennsylvania nuclear plant that was the site of a 1979 reactor accident, is reopening to generate power for artificial intelligence.

A record-setting week for Wall Street closed on a quieter note Friday, as U.S. stocks drifted around the highs they hit during a worldwide rally the day before.

CNBC's Pippa Stevens reports on the latest news regarding the provisioning of power.

Oil futures were on track for solid weekly gains, boosted by the Federal Reserve's large rate cut and a renewed rise in tensions in the Middle East. The 20-year deal with Constellation Energy would ...

Constellation Energy is prepared to invest $1.6 billion to bring the plant's surviving reactor from the 1979 meltdown back ...

Three Mile Island, the Pennsylvania nuclear plant that was the site of a 1979 reactor accident, is reopening to generate ...