Vol. 11, No. 21

Warhead & Weapons Development

UPF buildings responsible for most cost overrun and delay, GAO says

Cumulative cost and schedule overruns have increased since 2023 for the National Nuclear Security Administration’s (NNSA) portfolio of major projects in the execution phase, according to a report by the Government Accountability Office (GAO). As of June 2025, the NNSA’s portfolio’s cumulative cost overrun has increased from $2.1 billion in 2023 to $4.8 billion, the […]
  • Nuclear Weapons & Stockpile

    Nelson-Jean moves to NNSA’s Office of Environment, Safety & Health

    Nicole Nelson-Jean, formerly the associate administrator of the National Nuclear Security Administration’s (NNSA) Office of Infrastructure, is now the principal associate administrator of NNSA’s Office of Environment, Safety and Health, according to her LinkedIn profile. A source told the Exchange Monitor Nelson-Jean will be deputy to Ahmad Al-Daouk, the associate administrator for the office.  Nelson-Jean’s […]

  • International

    Hegseth, Caine offer some details, withhold others, on Iran campaign

    Defense Secretary Pete Hegseth on Monday said the U.S. military operation to strike Iran has utilized “classified effects,” with U.S. Central Command having also alluded to “special capabilities” it could not yet disclose publicly. Two days after initiating the strike campaign, Hegseth and General Dan Caine, chairman of the Joint Chiefs of Staff, briefed reporters […]

  • National Laboratories

    Texas A&M to add gas research reactor on campus

    The Texas A&M Engineering Experiment Station and nuclear startup company ZettaJoule have signed an agreement to explore constructing a gas research reactor at College Station, Texas. Founded in 2023, ZettaJoule is a small modular reactor developer headquartered in Houston, Texas. The company also has offices in Japan. ZettaJoule will construct its research reactor, ZJ0, adjacent […]

  • Contracts & Procurement

    Knerr joins Navarro as vice president of tech services

    Reinhard Knerr, a Department of Energy executive who retired in January after more than a quarter-century federal career, is now vice president of technical services at Navarro Research & Engineering. Knerr announced his new position in a post on his LinkedIn page within the past week. “I’m happy to share that I’m starting a new […]

  • International

    Trump nominates Wells Griffith as representative to IAEA

    The Donald Trump White House nominated Preston Wells Griffith on Monday to be the United States ambassador to the International Atomic Energy Agency. The White House also nominated Griffith to be the U.S. ambassador to the Vienna Office of the United Nations.  Griffith served in the first Donald Trump administration, holding several senior roles at […]

  • Cleanup & Remediation

    N3B sets Wednesday briefing on discharge permit issues

    The Department of Energy’s Environmental Management Los Alamos Field Office and its cleanup contractor will update stakeholders on storm water runoff issues Wednesday starting at 2 p.m. Mountain Time. Specifically, DOE and contractor Newport News Nuclear-BWXT Los Alamos (N3B) will discuss the Los Alamos National Laboratory’s storm water individual permit. The permit is issued through […]

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