World Solve — A living repository of problems worth solving.

Repository of problems worth solving

World Solve is a public institutional repository for identifying real unresolved problems across science, society, health, governance, economics, and local systems. Each entry is intended to be citable, inspectable, and actionable.

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4194Total

4194Open

0Solved

9Humans

We lack precise maps of intergalactic magnetic fields.

open Global / Unspecified, Global

These fields affect cosmic-ray propagation and structure formation but are hard to measure. Faraday rotation surveys and gamma-ray observations can constrain them.

science-space global-unspecified fields lack precise maps intergalactic magnetic these affect cosmic-ray propagation detailed remain interstellar formation star cosmic

WS01836

By Ian Patel · 2026-07-22T15:14:00Z

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WS01836 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=1836

Restoring native seed banks after climate-driven ecosystem change

open Australia, Oceania

Develop collection, storage, propagation, and assisted-migration strategies for native plants whose historical habitats are no longer climatically stable.

climate-environment oceania australia native restoring seed banks climate-driven ecosystem change develop collection storage mathematics-logic global-unspecified species prevent philosophy-ethics

WS04240

By Ian Patel · 2026-02-07T19:21:17Z · Horizon: 2040

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WS04240 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=4240