Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Parallel universe

  1. Sep 13, 2005 #1


    User Avatar
    Gold Member

    What are these exactly? Do they exist or are they just speculations?
  2. jcsd
  3. Sep 14, 2005 #2


    User Avatar
    Science Advisor

    You may be interested in the definitions and the classification of multiverses by Max Tegmark:


    It is speculation, but some ideas are grounded on more or less established theories and models.
    Last edited: Sep 14, 2005
  4. Sep 20, 2005 #3

    So far, speculation.. As is the so-called String Theory...
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Similar Discussions: Parallel universe
  1. The universe. (Replies: 19)

  2. The Universe (Replies: 15)