Kairos applies for permit to build two-unit Hermes plant

Kairos Power has filed a construction permit application with the Nuclear Regulatory Commission for a two-unit version of its Hermes advanced test reactor.
Kairos Power has filed a construction permit application with the Nuclear Regulatory Commission for a two-unit version of its Hermes advanced test reactor.
DOE issues new NEPA rule and procedures—and accelerates DOME reactor testing
Meeting a deadline set in President Trump’s May 23 executive order “Reforming Nuclear Reactor Testing at the Department of Energy,” the DOE on June 30 updated information on its National...
Experimenters get access to NSUF facilities for irradiation effects studies
The Department of Energy’s Office of Nuclear Energy announced the recipients of “first call” 2025 Nuclear Science User Facilities (NSUF) Rapid Turnaround Experiment (RTE) awards on June...
The when, where, why, and how of RIPB design
The American Nuclear Society’s Risk-informed, Performance-based Principles and Policy Committee (RP3C) held another presentation in its monthly Community of Practice (CoP) series.Watch the...
DOE opens pilot program to authorize test reactors outside national labs
Details of the plan to test new reactor concepts under the Department of Energy’s authority but outside national laboratory boundaries—first outlined in one of the four executive orders on...
SUPER agreement signed between INL and Missouri S&T
Idaho National Laboratory this week signed a memorandum of understanding with the Missouri University of Science and Technology that highlights the joint commitment of the institutions to the...
Trio of GAIN vouchers for sensors, materials, and fuels testing
The Department of Energy announced on June 5 that three companies—all of which are new to the Gateway for Accelerated Innovation in Nuclear (GAIN) voucher program—will receive vouchers to...
First concrete marks start of safety-related construction for Hermes test reactor
Kairos Power announced this morning that safety-related nuclear construction has begun at the Oak Ridge, Tenn., site where the company is building its Hermes low-power test reactor. Hermes, a...
Subcommittee focuses on nuclear plans, deployment
Energy Secretary Chris Wright testified before the U.S. Senate’s Energy and Water Development Subcommittee yesterday to discuss how the Department of Energy would be impacted by the...
Developers can apply now to test a fueled reactor in NRIC’s DOME
The National Reactor Innovation Center is accepting applications from developers ready to take a fueled microreactor to criticality inside the former Experimental Breeder Reactor-II...
Researchers use one-of-a-kind expertise and capabilities to test fuels of tomorrow
At the Idaho National Laboratory Hot Fuel Examination Facility, containment box operator Jake Maupin moves a manipulator arm into position around a pencil-thin nuclear fuel rod. He is...