following is a list of notable unsolved problems grouped into broad areas of physics. Some of the major unsolved problems in physics are theoretical...

Unsolved problems in physics Unsolved problems in mathematics Unsolved problems in statistics Unsolved problems in computer science Unsolved problems...

This is a list of unsolved problems in chemistry. Problems in chemistry are considered unsolved when an expert in the field considers it unsolved or when...

is a list of notable unsolved problems in astronomy. Problems may be theoretical or experimental. Theoretical problems result from inability of current...

The following is a list of notable unsolved problems in neuroscience. A problem is considered unsolved if no answer is known or if there is significant...

long-standing problem, and some lists of unsolved problems, such as the Millennium Prize Problems, receive considerable attention. This list is a composite of notable...

This is a list of some of the major unsolved problems, puzzles, or questions in economics. Some of these are theoretical in origin and some of them concern...

Unsolved problem in physics: Why is the vacuum energy density much smaller than a zero-point energy suggested by quantum field theory? (more unsolved...

incomplete. In particular, solutions of the Navier–Stokes equations often include turbulence, which remains one of the greatest unsolved problems in physics, despite...

evidence for anisotropy. List of unsolved problems in physics Challinor, Anthony (2012). "CMB anisotropy science: A review". Proceedings of the International...