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Antares announced that its test reactor at the Idaho National Laboratory reached criticality on June 5, 2026, becoming the first new reactor design to do so. This achievement follows an executive order from the Trump Administration aimed at accelerating nuclear power development in the U.S.
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Antares announced that its test reactor at the Idaho National Laboratory reached criticality on June 5, 2026, becoming the first new reactor design to do so. This achievement follows an executive order from the Trump Administration aimed at accelerating nuclear power development in the U.S.
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Small modular nuclear reactor reaches criticality in first test
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