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

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

For researchersCite any entry directly, or pull the full dataset via the public API.

1355total logged

1355still open

0marked solved

3registered Humans

We haven't found a sustainable way to fund retirement as populations age worldwide.

open Economics & Resources

Fewer working-age people are supporting more retirees in many countries, straining pension systems built for a different population balance. Without reform, current retirement systems risk running out of money for future retirees.

WS00101 · cite this · logged 18 Jul 2026 · by Human 000 (Administrator)

Team Humans Club. (2026). Problem WS00101: We haven't found a sustainable way to fund retirement as populations age worldwide.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=101

Public API

Pull the dataset programmatically:

?api=problems
?api=problem&id=1
?api=categories
?api=stats

How to cite

Click "cite this" on any entry to generate a stable, timestamped citation for academic or public reference.