🏛️ Government Prize Contests Open to Anyone (National & Online)

NASA's LunaRecycle Challenge seeks solutions to recycle waste streams generated during long-duration lunar surface missions. The competition carries a total pri…

NASA's Deep Space Food Challenge: Mars to Table offers a total prize purse of $750,000 for teams that develop a complete space food system for a planetary surfa…

The Regeneron Science Talent Search (STS), presented by Society for Science, is the nation's oldest and most prestigious STEM competition for high school senior…

Hosted by Members of Congress, the Congressional App Challenge invites high school students to create and submit an original software application. Each congress…

Published 2026-05-20 by Health and Human Services Department. The EHIgnite Challenge addresses data usability challenges in single patient electronic health inf…

Published 2026-05-27 by Commerce Department. The Office of Advanced Manufacturing (OAM) at the National Institute of Standards and Technology (NIST) intends to

Published 2024-09-24 by National Aeronautics and Space Administration. The National Aeronautics and Space Administration (NASA) is announcing Phase 1 of The Lun…

Published 2025-01-06 by Transportation Department. The annual Combating Human Trafficking in Transportation Impact Award (the award) is a component of the Depar…

Published 2025-08-11 by National Aeronautics and Space Administration. The National Aeronautics and Space Administration (NASA) is announcing Phase 2 of the Lun…

Published 2026-01-16 by National Aeronautics and Space Administration. Deep Space Food Challenge: Mars to Table is open, and teams that wish to compete may now

USA.gov's challenges index lists active federal prize competitions and links to the agencies running them. It became the primary federal hub after Challenge.gov…

The American-Made Challenges program, backed by the U.S. Department of Energy, runs energy and manufacturing innovation prize competitions, many hosted on HeroX…