Support NASA's efforts to explore the solar system. This Challenge seeks solutions to distribute, store and manage power in space.

Significantly expedite real estate and financing transactions via an efficient, autonomous property survey system.

To explore the daunting surface of Venus, NASA needs an innovative obstacle avoidance sensor for its mechanical clockwork rover.

Help astronauts go back to the Moon in 2024! NASA seeks new designs for a toilet that will work both in microgravity and lunar gravity.

Support NASA's Phase 2 efforts to explore the solar system. This Challenge seeks solutions to transmit and store power in space.

Encourage the development of new ideas to cut the costs, timelines, and risks associated with small hydropower foundation development.

Join the Resistance: Submit your rust busting breakthrough to extend the life of water infrastructure in the United States.

Mapping societal, economic, technological, environmental, political, and regulatory trends to the future of aviation.

Support hydropower by integrating advanced manufacturing technologies to lower costs, improve performance, and reduce manufacturing times.

Improve critical aspects of human spaceflight by addressing the thermal management challenges associated with the lunar environment.