AFOSR receives Congressionally appropriated funding to support broad-based scientific and engineering research with the potential to profoundly impact future US Air Force and Space Force capabilities. This general Broad Agency Announcement outlines the U.S. Air Force Defense Research Sciences Program to solicit proposals for basic research. Approximately $200 million is anticipated to be available for support of actions awarded under this announcement, subject to the availability of funds. Research proposals typically are funded between $100,000 and $300,000 per year. Most of our awards are three (3) years in duration.