A living repository of problems worth solving.
World Solve is an institutional, citable repository of unsolved and solved problems across science, technology, economics, governance, and philosophy. We give independent researchers and entrepreneurs precise targets to work on next.
1. Explore & Filter
Search and filter across continents, categories, and tags to find precise problems matching your expertise.
2. Claim & Work
Mark problems you are actively working on, collaborate with peers, and build verified solutions.
3. Citable Records
Every problem gets a unique permanent citation ID (e.g. WS00042) for research papers and proposals.
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4194Open
0Solved
9Humans
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WS00952
Charging speed and battery performance for electric vehicles can be significantly affected by extreme temperatures, creating inconsistent experiences depending on climate. Solving this reliability gap remains an unresolved engineering chall...
Team Humans Club. (2026). We haven't solved how to make electric vehicle charging infrastructure consistently reliable in extreme hot or cold climates.. World Solve Repository, WS00952. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=952
Open
Global / Global / Unspecified
WS00150
Most human knowledge lives in systems vulnerable to disaster, conflict, or simple neglect, with no single resilient backup for civilization's collective information. A well-protected global archive could safeguard this against permanent los...
Team Humans Club. (2026). We don't have a shared global archive that preserves human knowledge against catastrophic loss.. World Solve Repository, WS00150. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=150
Open
Global / Global / Unspecified
WS00149
A surprising number of published scientific results can't be reproduced when other researchers try the same experiment, undermining trust in published findings. Fixing this reproducibility gap is essential to keeping science reliable.
Team Humans Club. (2026). We haven't solved how to make scientific research results replicate consistently across different labs.. World Solve Repository, WS00149. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=149
Open
Global / Global / Unspecified
WS00148
Illegal wildlife trade pushes species toward extinction while operating largely undetected across international borders. A more coordinated global tracking system could catch this trade before, not after, populations collapse.
Team Humans Club. (2026). We don't have a reliable global system for tracking and stopping wildlife trafficking.. World Solve Repository, WS00148. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=148
Open
Global / Global / Unspecified
WS00147
The deep ocean holds vast mineral resources and ecosystems we barely understand, yet no single country has authority over most of it. Without a fair governance system, the deep sea risks being exploited before it's even properly studied.
Team Humans Club. (2026). We haven't found a fair way to govern the deep sea, which belongs to no single nation.. World Solve Repository, WS00147. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=147
Open
Global / Global / Unspecified
WS00146
Historic sites are being lost to conflict, flooding, and neglect faster than preservation efforts can keep up, often permanently. Cheaper, faster preservation methods could save irreplaceable pieces of human history.
Team Humans Club. (2026). We don't have an affordable way to preserve cultural heritage sites threatened by war or climate change.. World Solve Repository, WS00146. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=146
Open
Global / Global / Unspecified
WS00145
Space missions are still largely framed as national or corporate accomplishments rather than shared human ones, even though the benefits and risks affect everyone. A more collaborative model could accelerate progress and broaden its benefit...
Team Humans Club. (2026). We haven't solved how to make space exploration a shared, not just national, achievement.. World Solve Repository, WS00145. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=145
Open
Global / Global / Unspecified
WS00144
Wars, disasters, and deliberate erasure have destroyed countless historical records, leaving gaps and disputes that may never be resolved. Better methods for reconstructing or verifying history could settle long-standing disputes.
Team Humans Club. (2026). We don't have a reliable way to verify historical records that have been lost, altered, or destroyed.. World Solve Repository, WS00144. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=144
Open
Global / Global / Unspecified
WS00143
The first hours after a disaster are often the most critical for saving lives, yet aid frequently takes days to arrive due to logistics and coordination failures. Closing this gap could save many lives that are currently lost to delay alone...
Team Humans Club. (2026). We haven't found a way to make disaster relief reach victims within the first critical hours consistently.. World Solve Repository, WS00143. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=143
Open
Global / Global / Unspecified
WS00142
A language disappears roughly every few weeks somewhere in the world, often taking irreplaceable cultural knowledge with it. Without better preservation tools, much of human linguistic diversity may vanish within a generation.
Team Humans Club. (2026). We don't have a global standard for how to preserve endangered languages before they disappear.. World Solve Repository, WS00142. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=142
Open
Global / Global / Unspecified
WS00141
Gödel's incompleteness theorems showed that some mathematical systems can't prove their own consistency from within. Whether our foundational systems are truly contradiction-free remains, in a strict sense, unproven.
Team Humans Club. (2026). We haven't proven whether the mathematics we use is entirely free of hidden contradictions.. World Solve Repository, WS00141. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=141
Open
Global / Global / Unspecified
WS00140
Many real-world problems, like planning delivery routes or scheduling, become exponentially harder to solve exactly as they grow in size. Faster methods for these problems could save enormous time and resources across industries.
Team Humans Club. (2026). We don't have an efficient way to solve certain optimization problems as they scale up.. World Solve Repository, WS00140. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=140
Open
Global / Global / Unspecified
WS00139
Some compression methods shrink files perfectly for certain data but fail badly on others, and no universal, lossless method works equally well for everything. Solving this could make data storage and transmission dramatically more efficien...
Team Humans Club. (2026). We haven't solved how to compress information without any loss for all data types.. World Solve Repository, WS00139. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=139
Open
Global / Global / Unspecified
WS00138
Classical logic struggles with situations involving incomplete information or conflicting evidence, both common in the real world. A more flexible logical system could improve everything from AI reasoning to legal decision-making.
Team Humans Club. (2026). We don't have a unified logical framework for handling uncertainty and contradiction together.. World Solve Repository, WS00138. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=138
Open
Global / Global / Unspecified
WS00137
Small errors in chaotic systems like weather or turbulence grow so fast that long-term predictions quickly become unreliable. A better mathematical handle on chaos could improve forecasting in countless fields.
Team Humans Club. (2026). We haven't found a way to fully model chaotic systems accurately over long time periods.. World Solve Repository, WS00137. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=137
Open
Global / Global / Unspecified
WS00136
Many real-world systems, from weather to economics, are described by nonlinear equations that resist neat, general solutions. Better methods here would improve prediction across nearly every scientific field.
Team Humans Club. (2026). We don't have a general method to solve all types of nonlinear equations.. World Solve Repository, WS00136. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=136
Open
Global / Global / Unspecified
WS00135
Known as Goldbach's Conjecture, this simple-sounding statement has been checked for enormous numbers without exception, but never formally proven true for all numbers. It remains one of the oldest unsolved problems in mathematics.
Team Humans Club. (2026). We haven't solved whether every even number greater than two is the sum of two primes.. World Solve Repository, WS00135. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=135
Open
Global / Global / Unspecified
WS00134
Prime numbers appear to follow patterns at large scales but seem random up close, and mathematicians still lack a full explanation for this behavior. Understanding it better could improve encryption methods that rely on primes.
Team Humans Club. (2026). We don't have a complete theory predicting how prime numbers are distributed.. World Solve Repository, WS00134. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=134
Open
Global / Global / Unspecified
WS00133
This century-old conjecture predicts a hidden pattern in how prime numbers are distributed, but nobody has ever proven it true. A proof would deepen our understanding of numbers in ways that ripple into cryptography and physics.
Team Humans Club. (2026). We haven't proven the Riemann Hypothesis, a problem central to understanding prime numbers.. World Solve Repository, WS00133. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=133
Open
Global / Global / Unspecified
WS00132
Known as the P versus NP problem, this asks whether problems whose solutions are easy to verify are also easy to find in the first place. Answering it would reshape computer science, cryptography, and optimization overnight.
Team Humans Club. (2026). We still don't know whether every math problem that's easy to check is also easy to solve.. World Solve Repository, WS00132. Retrieved from https://www.worldsolve.org/index.php?view=problem&id=132
