HILL AIR FORCE BASE, Utah — The Pentagon and the Energy Department for the first time airlifted a small nuclear reactor from California to Utah, demonstrating what they say is U.S. potential to ...

Small, possibly portable, nuclear reactors that can’t melt down are moving toward reality in the United States, with what may be the first two coming online or beginning construction this year. The US ...

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HILL AIR FORCE BASE, Utah—The U.S. military airlifted a modern nuclear reactor on Sunday for the first time, part of President Trump’s push to deploy nuclear power across the United States. Three C-17 ...

The U.S. Department of Energy (DOE) aims to jumpstart the development and deployment of new advanced reactors this year by bypassing onerous and largely useless environmental assessments. In a May ...

WASHINGTON — NASA and the Department of Energy have agreed to work together on development of nuclear reactors for the moon as industry awaits the release of a final call for proposals. NASA and DOE ...

On the sandy shores of Lake Michigan, set against a backdrop of thick forest, a sharp-angled grey concrete building could be the face of an American nuclear renaissance. The Palisades nuclear plant, ...

TOKYO — Tokyo Electric Power on Wednesday restarted a reactor at the Kashiwazaki-Kariwa nuclear power plant after inspections were completed, its first such move since the Fukushima disaster in 2011.

The moon is going nuclear. On Tuesday NASA and the U.S. Department of Energy announced a commitment to build a fission reactor on the lunar surface. NASA has been exploring nuclear power for the moon ...

Here’s what you’ll learn when you read this story: The plasma density barrier is a mathematical limit to the density of plasma that can exist in a tokamak before destabilizing. A new study led by a ...

From molten salt to TRISO fuel, here’s how technological advancements could upend an old power technology. Commercial nuclear reactors all work pretty much the same way. Atoms of a radioactive ...