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Thatcher Cardon
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Dr. Thatcher Cardon is a Family Physician and Flight Surgeon. In his free time…
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by NASA's Human Landing System (HLS) Program
20K
NASA's Lunar Loo Challenge
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.
by NASA Tournament Lab
20K
Space Poop Challenge
Competition to source a system that routes and collects human waste away from the body, hands-free, for fully suited astronauts.
Challenges
by Bureau of Reclamation
797
Guardians of the Reservoir Challenge
Help sustain America’s reservoirs. We’re looking for ways to remove sedimentation that regularly accumulates in reservoirs.
by XPRIZE
2.8K
XPRIZE Visioneering 2018 - Design Challenge
Compete for a Chance to Win up to 100K by Designing and Pitching the next XPRIZE in 1 of our 5 Grand Challenge Areas
by NASA's Human Landing System (HLS) Program
20K
NASA's Lunar Loo Challenge
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.
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NASA Tournament Lab
Engaging the crowd to contribute to NASA's Space Program.
XPRIZE
XPRIZE is a global future-positive movement. A trusted, proven platform for impact that leverages the power of competition to catalyze innovation and accelerate a more hopeful future by incentivizing radical breakthroughs for the benefit of humanity.
Bureau of Reclamation
Managing Water in the West
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