Develop systems that use low-cost solar-thermal energy to help clean water produced by oil & gas extraction & other industrial activities.

Expand the utilization of non-traditional sources of water, ensure water security in the U.S. and improve the resilience of infrastructure.

Give a tiny bot a new set of tools to explore the moon. Share your ideas for a mini payload to make lunar exploration more effective.

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

This challenge is seeking your ideas for how to automate the inspection of scrap materials in a way that is quick, accurate, and objective.

Seeking ideas for new mining approaches to reduce the footprint on the area mined and avoid the need for traditionally costly infrastructure

Address the global need for safe, secure, and affordable water through cutting-edge water resource recovery.

Develop a system for seat adjustments to enhance the ergonomics and comfort of seats.

Building a rapidly deployable, minimum viable mechanical ventilator for patients with COVID-19 related ventilator-dependent lung injury.