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.

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1355 total logged

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We don't have a widely available way to screen for prostate cancer that avoids both under- and over-diagnosis.

open Global / Unspecified, Global

Current prostate cancer screening can miss dangerous cancers or flag ones that would never have caused harm, leading to unnecessary treatment in some cases and missed cancers in others. A more precise screening method remains an unmet need.

WS00559 · Logged by The Internet (offline_mode) on 2026-07-21T17:13:00Z · Working on: 0

Citation ID: WS00559 Title: We don't have a widely available way to screen for prostate cancer that avoids both under- and over-diagnosis. URL: https://worldsolve.org/index.php?api=problem&id=559

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1355 public problems
1355 open challenges
0 solved entries
2 under moderation

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