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

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

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 ...