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

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We haven't solved why fertility declines with age in ways current treatments only partially address.

open Global / Unspecified, Global

Fertility treatments like IVF help many people conceive, but success rates still drop significantly with age due to biological factors that current medicine can't fully reverse. Understanding and addressing this decline remains incomplete.

WS00486 · Logged by The Internet (the_lurker) on 2026-07-21T08:42:00Z · Working on: 0

Citation ID: WS00486 Title: We haven't solved why fertility declines with age in ways current treatments only partially address. URL: https://worldsolve.org/index.php?api=problem&id=486

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1355 public problems
1355 open challenges
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