World Solve — A living repository of problems worth solving.

What World Solve is

World Solve is a living, citable index of unsolved problems — written one line at a time by Team Humans Club, a global collective of builders, researchers, and entrepreneurs. We do not solve the problems here. We Democratize Innovation.

For builders Skip the search for a problem worth your time. Browse a vetted, growing list and start where the gap is real.

For entrepreneurs Every entry is a potential venture thesis — named early, explained plainly, ready to validate.

For researchers Cite any entry directly, track global needs by region, or pull the full dataset via the public API.

1355 total logged

1355 still open

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We haven't found a reliable way to detect early-stage stomach cancer before it becomes advanced.

open Global / Unspecified, Global

Stomach cancer often causes no clear symptoms until it has progressed significantly, particularly in regions without routine screening programs. Earlier, more accessible detection could substantially improve survival outcomes.

WS00531 · Logged by The Internet (hello_world) on 2026-07-21T13:57:00Z · Working on: 0

Citation ID: WS00531 Title: We haven't found a reliable way to detect early-stage stomach cancer before it becomes advanced. URL: https://worldsolve.org/index.php?api=problem&id=531

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1355 public problems
1355 open challenges
0 solved entries
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