# List of unsolved problems

- List of unsolved problems
A **list of unsolved problems** may refer to several conjectures or open problems in various fields. The problems are listed below:

* Unsolved problems in chemistry

* Unsolved problems in cognitive science

* Unsolved problems in computer science

* Unsolved problems in economics

* Unsolved problems in linguistics

* Unsolved problems in mathematics

* Unsolved problems in neuroscience

* Unsolved problems in philosophy

* Unsolved problems in physics

* Unsolved problems in statistics

* Unsolved problems in medical imaging

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