Trump wants to reopen a coal-fired Arizona power plant that just shut down. Arizona Republicans say the action will revive rural communities.

President Donald Trump signed a slate of executive orders on Tuesday aiming to deregulate coal mining on federal lands and ...

Arizona lawmakers have so far allowed the House bill to move forward, despite warnings that it's unconstitutional and a risk ...

The litigation challenges Desert Mountain’s right to drill an exploratory helium well in the vicinity of Red Gap Ranch.

As state lawmakers and tech companies look to nuclear power as a potential energy source for artificial intelligence, California’s last remaining nuclear power plant is looking to artificial intellige ...