The National Science Foundation placed new limits on fresh awards for Duke, Harvard, Princeton, and Yale after internal agency documents obtained by Nature described a hold on new grants for the four universities. Nature reported that while previously awarded funds remain accessible, the institutions received far fewer new awards this fiscal year and that proposal pauses extended over an average of 91 days. In a separate but related development, the NSF lifted a hold on some grants for Harvard and other universities after inquiries from media outlets, including The New York Times. The episode reflects ongoing friction between the White House and university research systems. For research-intensive universities, the combined actions signal that compliance review and administrative processing timelines are becoming a direct risk to laboratory planning and grant pipeline predictability.