"multiverse" . "many-worlds interpretation of quantum mechanics" . . "two universes" . . . "multiple realities" . "other worlds" . "alternate reality" . "Other Dimensions" . "other universes" . . . "multiple timelines" . "alternate universe" . . . . . "other-dimensional" . "Level I" . "between several universes" . "universe is one among many" . "Symmetric Universe" . "many unobserved universes" . "parallel dimension" . "quilted multiverse" . . . "infinitely many worlds" . "only one of a vast number" . "multi-verse" . "parallel world" . "omniverse" . "micro parallel universe" . "different realities" . . "alternative universes" . . "interdimensional travel" . "universe" . "any others" . "multiple universes" . "Alternate universes" . "altiverse" . . "Parallel universe" . "Twin-world models" . . "universes" . "native universe" . "other dimensions" . . "far more alternate realities" . . . "multiverse: anthropic principle" . "s" . "any universe" . "alternate dimensions" . "interdimensional journey" . . . "another universe" . "parallel universe" . . "Parallel Universes" . "a plurality of worlds" . "multidimensional" . . "parallel realities" . "mirror universe" . "alternate realities" . . "interdimensional" . "infinite universes" . "multiversal" . "ensemble of universes" . . . "parallel universes" . . . . . "different dimensions" . . "dimension" . "multilayered" . . "parallel worlds" . "multiverse hypothesis" . "alternative reality" . "universe with another" . . "another" . . "dimensions" . . "Multiverse" . "different universes" . "multiple Lous" . "inter-dimensional portal" . "classification scheme" . "nine types of parallel universes" . . "multiverse theory" . . "alternative dimension" . "alternate dimension" . . "The Multiverse" . . "Multiverse" . "alternate universes" . . "Tenth Dimension" .