DOE and INL Announce Success of First Private Advanced Nuclear Reactor Test in Decades

BWXT Manufactures TRISO Fuel Enabling First New Reactor Criticality Under DOE Program

LYNCHBURG, Va.--(BUSINESS WIRE)--Jun 4, 2026-

DOE and INL announce success of first private advanced Nuclear Reactor test in decades

IDAHO FALLS, Idaho (KIFI) — Following an afternoon briefing in the Oval Office where Energy Secretary Chris Wright promised a major announcement before the "sun goes down," the Department of Energy (DOE) and Idaho National Laboratory (INL) have declared the "rebirth of America’s nuclear industry." On Thursday afternoon, June 4, the DOE announced that the Los Angeles-based Antares Nuclear’s advanced reactor design, the Mark-0, completed a zero-po…

BWXT Technologies Supplies TRISO Fuel for First DOE-Supported Reactor Criticality

BWXT Technologies has manufactured the TRISO (Tri-struc […] The post BWXT Technologies Supplies TRISO Fuel for First DOE-Supported Reactor Criticality first appeared on GeneOnline News. The post BWXT Technologies Supplies TRISO Fuel for First DOE-Supported Reactor Criticality appeared first on GeneOnline News.

Antares Achieves Initial Criticality of a Privately Developed Advanced Reactor Under DOE Pilot Program

IDAHO FALLS, Idaho--(BUSINESS WIRE)--Jun 4, 2026-