challenges
For Business
Who We Are
Results
search
Get Started
I want to launch a challenge
Connect to talented problem solvers
I want to solve a challenge
Join our community to win prizes
log in
menu
log in
challenges
For Business
Who We Are
Results
share
Follow
Following
Unfollow
CHENG XU
share
Follow
Following
Unfollow
CHENG Xu, Ph.D., Engineer, research area: Rock & civil engineering , mining,blasting, at Beijing ZhongKeLi Blasting Technique Engineering Co.,Ltd, Beijing,100080,China
Beijing, Beijing Shi, China
message
Read More about CHENG
more
Following
Activity
Awards
Following
Challenges
by NASA Centennial Challenges Program
4.1K
NASA's Watts on the Moon Challenge
Support NASA's Phase 2 efforts to explore the solar system. This Challenge seeks solutions to transmit and store power in space.
by NASA Centennial Challenges Program
3.3K
NASA's Watts on the Moon Challenge, Phase 1
Support NASA's efforts to explore the solar system. This Challenge seeks solutions to distribute, store and manage power in space.
by Bureau of Reclamation
834
Guardians of the Reservoir Challenge
Help sustain America’s reservoirs. We’re looking for ways to remove sedimentation that regularly accumulates in reservoirs.
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 Spaceport America Cup
2K
Spaceport America Cup 2021
Join us as we host hundreds of the worlds most ambitious collegiate rocketeers in a one of a kind event.
by American-Made Challenges
381
Groundbreaking Hydro Prize
Encourage the development of new ideas to cut the costs, timelines, and risks associated with small hydropower foundation development.
by Edmonton Police Foundation
181
Mental Health and Wellness App for First Responders
We are seeking new or existing applications (apps) that proactively help with the mental health and fitness of our first responders.
by NASA Tournament Lab
264
NIH Prize for Enhancing Faculty Gender Diversity
NIH Prize for Enhancing Faculty Gender Diversity in Biomedical and Behavioral Science
by Andres Puszyn
165
Help people sleep better (Over The Counter solutions)
80% of world adults want to improve the quality of their sleep. Help us give them an OTC (Over The Counter) natural effective solution.
Brands
American-Made Challenges
NASA Tournament Lab
Spaceport America Cup
Edmonton Police Foundation
National Institutes of Health
NASA Centennial Challenges Program
Bureau of Reclamation
NASA's Human Landing System (HLS) Program
yet2
Sanofi Consumer Healthcare
Activity
Awards