NASA is developing a groundbreaking spacecraft concept designed to revolutionize Mars travel. The ambitious plan involves ...

Tucson Electric Power is joining Arizona’s other two largest electric utilities on a long-term proposal to have a new nuclear power plant built to help meet the state’s rising power demand ...

PHOENIX — Arizona's big three power companies may want to build another nuclear power plant in the state. SRP, APS and Tucson Electric Power announced Wednesday they were starting the process of ...

Arizona's three largest electric utilities are exploring the expanded use of nuclear energy to meet rising demand. The utilities will consider both small and large nuclear reactors, with a ...

Arizona’s three major electric power utilities said they will collaborate to explore adding more nuclear power generation in the state, possibly placing small modular reactors (SMRs) or building ...

CEOs from four nuclear power companies have committed to work with the Texas A&M System to develop prototype and commercial-ready "small modular reactors" (SMRs)—with the first having the ...

As we reported earlier, Donald Trump has suggested that Ukraine "may or may not be Russian someday" (see 8.17am post). We've been keeping an eye on reaction in Ukraine, where the comments are ...

The history of nuclear power construction is the history of costs going up and up, and delays getting longer and longer — not just over the past decade but since the 1960s. And studies of what ...

A supplier of fuel for nuclear power plants has announced a $60 million expansion in Tennessee, promising more manufacturing of high-tech centrifuges there to enrich uranium ...

Age of oldest reactor on site based on date operating license issued.