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.

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We don't have a cure for most forms of infertility that don't respond to standard treatments.

open Global / Unspecified, Global

Even with modern reproductive technology, a significant share of infertility cases have no clear cause and don't respond well to existing treatments. Understanding these unexplained cases remains a major gap in reproductive medicine.

WS00505 · Logged by The Internet (longform_fan) on 2026-07-21T10:55:00Z · Working on: 0

Citation ID: WS00505 Title: We don't have a cure for most forms of infertility that don't respond to standard treatments. URL: https://worldsolve.org/index.php?api=problem&id=505

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1355 public problems
1355 open challenges
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