The Defense Advanced Research Projects Agency (DARPA) is hosting a Discover DSO Day (D3) event aimed at familiarizing participants with the Defense Sciences Office's mission and funding opportunities. This in-person event will take place on January 13, 2026, in Orlando, FL, and is designed to facilitate discussions between attendees and DSO program managers, particularly targeting small businesses, academic institutions, and first-time government contractors. Registration is required and will close on January 2, 2026, or when capacity is reached, with a limit of 200 registrants and a participation fee of $125. Interested individuals can contact the BAA Coordinator at discoverdsoday@darpa.mil for further information.