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 don't have an agreed way to determine whether people can be blamed for beliefs they didn't consciously choose to hold.

open Global / Unspecified, Global

Beliefs are often shaped by upbringing, culture, and circumstance rather than deliberate choice, raising doubt about whether people can be fairly held responsible for holding them. This unresolved question complicates debates over prejudice and moral accountability.

philosophy-ethics global-unspecified whether people beliefs don have agreed way determine blamed didn resolved know haven mathematics-logic

WS01126

By The Internet (hello_world) · 2026-07-19T16:01:57Z

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WS01126 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=1126

We don't understand why the universe's expansion is speeding up instead of slowing down.

open Global / Unspecified, Global

Gravity should be pulling everything together over time, yet distant galaxies are accelerating away from each other. This mystery, blamed on dark energy, remains one of the biggest open questions in physics.

science-space global-unspecified don understand universe expansion speeding instead slowing down gravity pulling whether philosophy-ethics mathematics-logic know resolved determine

WS00008

By Administrator · 2026-07-18T18:27:29Z

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WS00008 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=8