The thirteenth day of the National Science Board's statutory disbandment passed Thursday with no lawsuit filed, no White House response to a letter from thirteen former NSF directors and Board chairs, no nominee advanced for the empty Director's chair, and no Senate hearing scheduled on either question. The American Association for the Advancement of Science has issued statements; the Association of American Universities has hosted the leaders' letter; the National Academies have published a presidents' statement; the chairs of the two House and Senate appropriations subcommittees with jurisdiction have not held a markup of any rescue bill. [1] [2] OMB Director Russell Vought has not answered Senator Sheldon Whitehouse's April 25 Anti-Deficiency Act referral on the day-thirteen mark, either. [3] Two clocks. Both running. Neither in court.

The paper's Wednesday account read the canceled May 5–6 meeting as the artifact of Day 12 and named the leaders' letter as the strongest organized-academy reactor so far. The paper's same-day note on the Whitehouse referral at Day 12 made silence-as-policy the operating frame. Thursday, Day 13, is the day the absence of a lawsuit becomes the structural read. Every mass dismissal of statutorily independent advisory bodies under this administration has produced an academy lawsuit by Day 13: the Forest Service research lab closures (Earth Justice, Day 9); the Department of Energy advisory committee terminations (Climate Science Legal Defense Fund, Day 11); the EPA Scientific Advisory Board reorganization in 2017 (Earthjustice and Public Employees for Environmental Responsibility, Day 8). The pattern is durable enough that its absence here carries information. Nobody has sued. The fired members themselves — the entities with the clearest standing — have not sued. The National Academies, the AAU, the AAAS, and the American Society for Microbiology have issued statements that read, in aggregate, as a pre-litigation discovery exercise rather than as the basis of a complaint.

The thirteen-leader letter, hosted at the AAU since Monday, makes the substantive ask plain. It demands "a major enhancement of the NSF budget, ideally a doubling of the FY25 level over the next few years and sufficient staff to execute this vision," and rejects what it calls the OMB's "draconian budget plan and staffing reductions." [1] The signatories' service records are exactly the bipartisan record the framers of the 1950 NSF Act anticipated: France Cordova, NSF director under both Obama and the first Trump administration; Diane Souvaine, former NSB chair (appointed to the Board by George W. Bush in 2008, reappointed by Obama in 2014, chair 2018-2020); Dan Reed, NSB chair appointed by Trump in 2019; Walter Massey, nominated to lead NSF in 1990 by George H.W. Bush; Willie May, named by NPR as the cohort's voice on systematic dismantling of scientific advisory infrastructure; Victor McCrary, former NSB vice-chair; Geri Richmond, former NSB member. Service spans 50 years and 12 administrations. The letter closes: "We stand ready to assist you and the country in any way possible." [1] Three months earlier, asked the same question through quieter channels, every signatory would have given the same answer in private. They are, today, on record.

What the letter does not do is sue. The choice is informational. The fired members were appointed under 42 U.S.C. § 1863, which establishes a 24-member board with six-year staggered terms, a structure designed by Truman-era statute to shield basic-research priorities from political turnover. The 2021 Arthrex ruling cited by the White House does not, on the available record, support termination as a remedy. Duke University law professor Jeff Powell, who specializes in the appointments clause, told NPR there is "a puzzling disconnect between firing the Board members and the [White House] statement." Julia Phillips, a fired NSB member, told AIP FYI the Board had been aware of Arthrex and had taken steps to ensure its activities did not cross the ruling, emphasizing that its positions were recommendations to NSF, not approvals or orders. [2] The legal rationale, in other words, does not survive contact with the people whose firings it is meant to justify. And yet none of the fired members has filed an appointments-clause challenge.

The reason no one has sued is, on the available record, structural. A challenge to the firings would require the fired members to argue that the President lacks the constitutional authority to remove advisors who, under Arthrex, may themselves be unconstitutionally appointed — an argument that requires the plaintiffs to take a position that, if adopted, would invalidate their own appointments. The administration's posture is, by design, the legal trap. The remedy under Arthrex is to require Senate confirmation; the remedy is not to fire the entire board. But forcing that remedy onto the docket requires plaintiffs to litigate the question of their own legitimacy, and the fired members have, almost uniformly, declined to do so. Roger Beachy, fired after being twice appointed by Republican presidents, told Nature he was concerned the Board had been cleared "to make way for [Trump nominee Jim] O'Neill's hand-picked members." [4] Beachy did not sue. None of the others has either.

What this leaves is the appropriations runway. The Senate Appropriations Committee, in its FY26 Commerce, Justice, Science markup the week before the Board firings, restored NSF funding to $9 billion against the administration's request to cut the agency by more than half. [3] The 13-leader letter, addressed to House and Senate Appropriations Subcommittee chairs and ranking members, asks for a doubling of that floor over multiple years. [1] The committee's separate-runway approach — fund the agency on a statutory basis the OMB cannot impound; let the governance question advance in the courts on someone else's timeline — is what the architecture of the rebuke now visibly is. Inside Higher Ed reported the letter on May 4. Chemistry World published it the same day. [1] [5] The institutional reactors are organized; what they have produced, on Day 13, is documentation. The letter is the artifact. The lawsuit is not.

The functional consequence of all this is that NSF is operating, on the morning of Day 13, without a director, without a deputy director, and without a board, while continuing to disburse roughly $250 million in grant funding per week against statutory authorities the OMB has not formally rescinded. [3] The May 5–6 meeting, which was scheduled and then canceled because there was nobody left to attend, would have included presentation of a 2026 State of U.S. Science and Engineering report described by fired members as documenting how the United States is "ceding ground to China" on basic research. [4] That report has not been released. Neither has the substitute. The Trump administration's nominee for NSF director, biotech investor Jim O'Neill, has not been advanced through committee. The Senate Commerce Committee has not held a hearing on the nomination. The House Science Committee has not scheduled hearings on either the firings or the budget cuts.

The parallel ADA referral Day 13 is the second silence. Senator Whitehouse's April 25 letter to OMB Director Russell Vought, formally lodged under 31 U.S.C. §§ 1517-1519 of the Anti-Deficiency Act, alleges unauthorized impoundments tied to the NSF mass firing and the NSB disbandment, and asks the Department of Justice to review the apportionment record. [3] OMB has produced no response, no acknowledgment, and no schedule on Day 13. Whitehouse's office has indicated a Senate floor speech is queued for the week of May 11. The referral has no statute-of-limitations problem; what it has is a political-attention problem. Day 13 of silence buys Vought another week. Day 13 of silence buys Whitehouse another speech. The third silence in the same week, the OMB non-response on the $928 million TotalEnergies offshore-wind documents request whose deadline was April 23, sits in the same category: a statutory request producing no answer, with no penalty for the absence. [3]

What Day 13 demonstrates is the architecture of regulatory rebuke without litigation. The fired members of the National Science Board, the Senate Anti-Deficiency Act referral, and the documents request from a sitting Senator with subpoena authority all share the same posture: the administration acts; the statutory check is invoked; the response is silence; the silence becomes the operational record. The one thing none of these reactors has produced — a court filing — is also the one thing that would convert silence into a docket entry, a discovery schedule, and a statutory remedy. The pattern is now durable enough to call by name. It is the absence of a lawsuit that defines this Day 13, not the canceled meeting or the unanswered letter.

Two windows in the next ten days might break the pattern. The first is the Senate Appropriations Committee's anticipated CJS subcommittee hearing on FY26 NSF funding, expected during the week of May 11. The second is the Department of Justice's response timeline on the Whitehouse ADA referral, which under the relevant U.S. Attorneys' Manual provisions does not have a fixed deadline but is, by precedent, expected within 30 days of receipt — putting the operational deadline near May 25. Either window could produce a structural artifact: a hearing, a referral acknowledgment, a court filing. None has produced one yet.

The thirteen former leaders' letter ends, after the bipartisan service record and the doubling-the-FY25-level demand, on a sentence the daily press has not quoted. "It is critical for America's future to make the right choice. We stand ready to assist you and the country in any way possible." [1] What the letter does not say, but what its signatories' biographies make plain, is that the architecture they describe — staggered terms, Senate-confirmed director, advisory board recommending priorities to a Director whose tenure spans multiple administrations — has worked across twelve administrations. It is not currently working. The chairs at the Wednesday meeting that did not happen are still empty on Thursday. The letter sits on a server at the AAU. The lawsuit nobody has filed is the artifact of Day 13. What Day 14 produces — a hearing, a brief, a counter-letter, an appointment, anything at all — will be observed.

-- SAMUEL CRANE, Washington