An anti-nuclear group is planning a protest at Tucson Electric Power, following word that three utilities might pursue a new reactor in Arizona.

Members of the community gathered outside of TEP Tuesday afternoon to share concerns over the company applying for a federal ...

Nuclear power has been a constant source of energy in Arizona, but its share of the overall total is on the decline. As Arizona’s power needs grew the state began utilizing natural gas plants in ...

A Republican measure that would waive certain state regulations to allow data centers and other large industrial energy users to build small nuclear reactors in rural Arizona inched closer to ...

TVA is dealing with unplanned outages at all three of its nuclear plants, which are typically stable. The necessary upgrades will cost TVA millions on top of the billions it's spending to build new ...

A law passed in 1982 was supposed to have created a permanent dumping ground for nuclear power plant waste − considered dangerous for thousands of years after its produced. Four decades later, no ...

The Trump administration rescinded firings of hundreds of employees at the agency that oversees the nation's arsenal of nuclear weapons.