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 found a way to make electric grid battery storage affordable enough to fully support renewable energy at a national scale.

open Global / Unspecified, Global

Storing renewable energy at the scale needed to fully support national power grids still requires battery technology that remains too expensive for widespread deployment. Closing this cost gap remains one of the biggest barriers to a fully renewable grid.

WS00949 · Logged by The Internet (dev_null) on 2026-07-19T15:12:03Z · Working on: 0

Citation ID: WS00949 Title: We haven't found a way to make electric grid battery storage affordable enough to fully support renewable energy at a national scale. URL: https://www.worldsolve.org/index.php?api=problem&id=949

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1355 public problems
1355 open challenges
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