Funder: U.S. National Science Foundation
Due Dates: November 18, 2025 (Plasma Physics) | November 26, 2025 (AMO, Gravitational Physics, LIGO, Integrative Activities) | December 2, 2025 (Elementary Particle Physics — Experiment, Particle Astrophysics — Experiment) | December 9, 2025 (Nuclear Physics, Elementary Particle Physics — Theory, Particle Astrophysics and Cosmology — Theory, Quantum Information Science, Physics of Living Systems)
Funding Amounts: Approx. $120M annually across ~300 awards; award size/duration varies by project and program.
Summary: Supports investigator-initiated research projects across a broad range of physics subfields, including experimental and theoretical work.
Key Information: Proposals must be submitted to the correct disciplinary deadline; single proposal submission is strongly encouraged for co-review.