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  • Higher Spatial Dimensions
    Ideas about how a world with more than three spatial dimensions would work - what laws of physics would be needed, how things would be built, how people would do things and so on.
    402 Topics
    5055 Posts
    Last post by PatrickPowers View the latest post
    Tue Feb 20, 2018 8:23 am
  • Non-Spatial Dimensions
    Discussion of theories involving time as a dimension, time travel, relativity, branes, and so on, usually applying to the "real" universe which we live in.
    132 Topics
    1665 Posts
    Last post by Mercurial, the Spectre View the latest post
    Sat Jan 13, 2018 4:05 pm
  • Consciousness
    Discussions about the possibility of consciousness, free will, spirits, deities, religions and so on, and how these might interact with time travel, the Big Bang, many worlds and so on.
    61 Topics
    1246 Posts
    Last post by ubersketch View the latest post
    Sun Dec 24, 2017 2:15 pm

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