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

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

Help sustain America’s reservoirs. We’re looking for ways to remove sedimentation that regularly accumulates in reservoirs.

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

Devise a solution that can help reduce thefts and robberies in liquor stores, but with minimal impact on revenue loss and client experience.

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

Rio Tinto seeks economically-viable new technologies to increase titanium dioxide content in ilmenite ore from 32% to 50% or better.