Unity, a microreactor from Houston-based Deployable Energy, is the latest of the three to reach criticality as part of a ...

The Department of Energy has hit President Donald Trump’s ambitious Fourth of July goal of seeing three advanced small nuclear reactors reach “criticality,” meaning the reactors are perfectly stable ...

Chief Executive Alex Karp’s recent broadside against the frontier model vendors put a knife to the throat of the central ...

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Democratic voters in Colorado will decide in a state primary which of two well-known statewide officeholders to nominate to ...

The 250th anniversary of the Declaration of Independence happens to also coincide with the 200th birthday of composer Stephen Collins Foster. A songwriter who achieved remarkable success in the late ...

Yesterday, the U.S. Department of Energy announced that Deployable Energy's Unity demonstration reactor reached criticality at Idaho ...

New York City Mayor Zohran Mamdani stepped into the national spotlight this week as an ascendant political force within the ...

Jared Kushner’s planned luxury resort in Albania has sparked the largest pro-democracy movement since the fall of communism.

The Smithsonian's National Museum of American History highlights the complexities of the American story. An exhibit called ...

Three advanced nuclear reactors have now reached criticality on U.S. soil under a federal pilot program that compressed what ...

Rep. Kim Nam-jun of the Democratic Party of Korea, a key aide to President Lee Jae Myung and former spokesperson for Cheong ...