PHOENIX – Arizona regulators have taken the first step toward potential nuclear energy expansion, opening an inquiry into new development options, including small modular reactors.

Arizona's big three utilities are eyeing a new nuclear power plant, but it'll be a long and complicated process. The big ...

Arizona's electric utilities are planning for more nuclear power as part of a new look for this energy source and the ...

Arizona Public Service - operator of the Palo Verde nuclear power plant - is collaborating with Salt River Project and Tucson ...

Arizona's largest electric utilities are exploring options to build a second nuclear power plant in the state.

The head of Arizona's utility-regulatory commission said natural gas will be needed to meet heightened demand before ...

There were no calamitous new developments last year with respect to nuclear weapons—but this is hardly good news. Longstanding concerns about nuclear weapons—involving the modernization and expansion ...

Negotiators for the new federal government can kiss goodbye their plans to extend additional nuclear reactors or keep Doel 4 and Tihange 3 running for another 20 years. In a frustrated communication ...

SEOUL, South Korea — Denuclearization of North Korea is a prerequisite for global stability, South Korea said Tuesday after President Donald Trump described the reclusive regime as a “nuclear ...

Learn more. Please also consider subscribing to WIRED It's totally understandable if you haven’t opened Apple Maps since its disastrous launch in 2012, which among other things saw people ...

First conceived of in 1945, this is a rocket that replaces burning chemical fuel with a nuclear reactor that is used to heat up a propellant. This propellant is most likely hydrogen, though ...