Achieving criticality is just the first step toward power for the grid. I was really looking forward to July 4, and not just because I love a poolside barbecue. This year the American holiday also ...

The Trump administration announced Wednesday that three advanced nuclear reactors built by U.S. companies had reached key operational milestones, meeting its July 4 goal to advance the nascent ...

Here’s what you’ll learn when you read this story: Designed by Newcleo, an Italian tech company looking for a more sustainable solution to nuclear reactors, the PRECURSOR reactor uses lead as a ...

The Department of Energy on Tuesday announced $17.5 billion in conditional loans for utilities and energy companies to buy parts that will strengthen the commercial supply chain for nuclear reactors.

The Energy Department will provide $17.5 billion in loans to five projects that will each build two big nuclear reactors. The projects will use Westinghouse's AP1000 reactor design that can generate 1 ...

A historic milestone was reached in Emery County Thursday afternoon, as Valar Atomics’ Ward 250 reactor completed a zero-power fueled criticality demonstration. The experiment marks the second ...

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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Kemmerer, WYO — The infamous Wyoming wind is whipping an American flag hoisted above the construction site of what's only the fourth nuclear reactor to be built in the U.S. this century, and one of ...

The Nuclear Co., a startup, is seeking to build a reactor in South Carolina in what would be one of the first US efforts to develop a large, conventional nuclear facility in more than a decade.