Stocks were mostly lower Friday, a day after both the Dow Jones Industrial Average and S&P 500 closed at record highs ...

Three Mile Island, the Pennsylvania power plant that was the scene of the worst commercial nuclear accident in American ...

A newly-announced Microsoft deal would reopen a retired reactor on the site of the worst nuclear power plant accident in U.S. history.

Constellation today announced the signing of a 20-year power purchase agreement with Microsoft that will pave the way ...

The huge power demands spurred by the AI revolution spur a drive to find new energy sources, rompting a reboot for the 1979 ...

Nuclear power stocks are surging in response to the news. As of 10 a.m. ET, Constellation stock itself is up a strong 14.4%, while nuclear upstarts NuScale Power Corporation ( SMR 6.04%) and Nano ...

Constellation Energy announced it will restart its nuclear power plant at Three Mile Island in a deal to provide carbon-free ...

Constellation Energy unveils plan to restart Three Mile Island nuclear reactor ...

Constellation said Friday the company has a 20-year deal with Microsoft to restore the Three Mile Island's Unit 1 nuclear ...

Project requires $1.6 billion investment, regulatory approvals by 2028. Constellation Energy Group Inc. plans to restart a ...