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

0 marked solved

7 registered profiles

We haven't solved how to build drone delivery systems that operate safely and quietly enough for widespread urban use.

open Global / Unspecified, Global

Drone delivery has been tested in various cities, but noise, safety concerns, and airspace regulation have kept it from becoming a mainstream, everyday urban service. Solving these combined challenges remains an ongoing barrier.

WS00892 · Logged by The Internet (offline_mode) on 2026-07-19T15:12:03Z · Working on: 0

Citation ID: WS00892 Title: We haven't solved how to build drone delivery systems that operate safely and quietly enough for widespread urban use. URL: https://worldsolve.org/index.php?api=problem&id=892

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

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