The National Institutes of Health (NIH) is offering a funding opportunity titled "Research Infrastructure Development for Interdisciplinary Aging Studies" (FOA Number PAR-23-053) aimed at fostering innovative research infrastructure to advance the science of aging through interdisciplinary collaborations. This grant utilizes a phased funding mechanism, providing up to two years of support for initial developmental activities (R61 phase) and up to three years for expanded activities (R33 phase), with a focus on improving health outcomes and addressing health disparities in aging research. Eligible applicants include a diverse range of institutions, such as Historically Black Colleges and Universities, Hispanic-serving Institutions, and various nonprofit organizations, with a maximum award ceiling of $500,000. Interested parties should note that applications are due by December 2, 2025, and can find further details and application guidelines at the NIH grants website or by contacting NIH Grants Information at grantsinfo@nih.gov.