At an April GOP Oversight hearing on Capitol Hill, Josh Levi, president of the Data Center Coalition, an industry trade group ...

Three Mile Island will come back online sooner than originally planned, with Constellation Energy Corp. saying it now ...

THREE MILE ISLAND, Pennsylvania (Reuters) -The former Three Mile Island nuclear power plant in Pennsylvania may restart in ...

The news comes amid a larger fight over what the transition to cleaner energy should look like — or if there should be a move ...

Palo Verde Nuclear Generating Station will mark four decades this year as one of the nation's largest producers. Here's what ...

Sen. Mark Kelly voices the impotency that Congress feels - not just over the Iran bombing, but over attempts to rein in ...

President Donald Trump's administration had major impacts on Arizona water, immigration and public land over the past week.

Facing soaring AI power demand, ComEd wants to dramatically raise deposits on data center projects to discourage speculators and protect grid resources.

Democratic Sen. Mark Kelly of Arizona says President Trump's decision to strike Iran leaves the U.S. in a "dangerous" moment ...

Many lawmakers are skeptical of the accuracy of military intelligence behind the attack and the constitutionality of the ...

The strikes earned a cascade of praise from many of his Republican allies in Arizona, and thundering criticism from two ...

The Senate is divided on war powers as President Donald Trump weighs military action against Iran's nuclear sites. Some argue the Constitution gives Congress the sole authority to declare war.