Parallel Universe

+A **parallel universe** is a hypothetical, self-contained [reality](/wiki/Reality) co-existing with our own. It suggests countless possibilities, where every choice or quantum event branches into an alternate [timeline](/wiki/Timeline) or dimension.

+## See also

+- [Multiverse](/wiki/Multiverse)

+- [Quantum Mechanics](/wiki/Quantum_Mechanics)

+- [String Theory](/wiki/String_Theory)