The U.S. National Science Foundation (NSF) is offering a federal grant opportunity titled "Division of Physics: Investigator-Initiated Research Projects" aimed at supporting a wide range of physics research and the development of future scientists in U.S. colleges and universities. Eligible applicants include foreign organizations, for-profit and non-profit organizations, state and local governments, institutions of higher education, and tribal nations, with a focus on innovative scientific or engineering research. This funding, totaling approximately $120 million, is critical for advancing research in various physics subfields, including Atomic, Molecular and Optical Physics, Nuclear Physics, and Quantum Information Science, among others. Proposals are due by December 12, 2023, with specific deadlines for different subfields, and interested parties can reach out to NSF grants.gov support at grantsgovsupport@nsf.gov for assistance.