What is Multiverse?
1.
The hypothesis in which our universe turns out to be one among an enormous number of seperate and distinct universes that have evolved down though the aeons. Most universes are dead and uninteresting. Only a tiny subset do the laws of physics promote the emergence of stars, planets and life.
There is nothing special about the status of our universe within the infinity of universes that constitute the multiverse.
See
2.
a collective term for the totality of parallel worlds, a concept and plot device popularly used in science fiction novels. It was influenced greatly by an actual theory, called the Many Worlds, popularized by the physicist David Deutsch.
Carl has a pimple the size of the entire Multiverse.
