Aalo Atomics’ Aalo-X Critical Test Reactor (CTR)—dubbed “Project First Light”—has reached criticality at Idaho National Laboratory (INL), marking the fourth Department of Energy (DOE)–authorized ...

UK engineers are rethinking the tokamak structure, replacing massive welded hulls with independent, modular rings.

The companies’ Fourth of July plans include celebrating new reactor designs coming online. But there’s still a long way to go ...

The new Deployable Energy Unity reactor core is small enough to fit inside the bed of an F-150 truck, yet generates enough ...

The scientific community has a plan for achieving fusion power. It involves getting a better understanding of how to control fusion in a tokamak-style reactor using the currently under construction ...

WASHINGTON (AP) — The Energy Department says a small nuclear reactor under development at a national lab has reached a crucial milestone that could allow it to produce electricity within a few years.

Just over a year ago, the Trump Administration issued an executive order meant to accelerate the development of nuclear power in the US. While an entire startup ecosystem has developed around the use ...

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Existing generative AI models are built on batch processing: You give the system instructions; it runs computations; then spits back the results. Now comes a Silicon Valley startup that says it can ...

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. Last August U.S. Secretary of Transportation Sean Duffy, who at the time was also the acting administrator of NASA, ...

Advanced nuclear reactor company X-energy began trading Friday as the AI boom and electrification broadly spark a flurry of interest in the nuclear industry. The stock opened at $30.11, after upsizing ...