Lyash, who joined TVA in 2019, will lead the federal utility until the board selects his successor later this year.

Are drones a threat to nuclear power plants and the U.S. electric grid? Experts weigh in on security risks and counter-UAS measures.

The Tennessee Valley Authority is asking the public to share comments and concerns about a document relating to the potential environmental impact of implementing a small modular reactor at the Clinch ...