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  • Worlds
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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.
    400 Topics
    5018 Posts
    Last post by wendy View the latest post
    Thu Oct 19, 2017 8:14 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.
    131 Topics
    1663 Posts
    Last post by eren_c View the latest post
    Tue Feb 28, 2017 9:15 am
  • 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
    1236 Posts
    Last post by SteveKlinko View the latest post
    Wed Nov 23, 2016 1:24 pm
  • Toratopes
    Discussion of shapes with curves and holes in various dimensions.
    102 Topics
    2330 Posts
    Last post by icebreaker View the latest post
    Sat Oct 21, 2017 5:00 am
  • CRF Polytopes
    Discussion of known convex regular-faced polytopes, including the Johnson solids in 3D, and higher dimensions; and the discovery of new ones.
    52 Topics
    2698 Posts
    Last post by quickfur View the latest post
    Fri Oct 20, 2017 6:59 pm
  • Other Polytopes
    Discussion of tapertopes, uniform polytopes, and other shapes with flat hypercells.
    147 Topics
    2014 Posts
    Last post by Klitzing View the latest post
    Tue Oct 10, 2017 7:14 pm
  • Other Geometry
    Higher-dimensional geometry (previously "Polyshapes").
    169 Topics
    1685 Posts
    Last post by ICN5D View the latest post
    Sun Jan 29, 2017 11:02 pm
  • Where Should I Post This?
    If you don't know where to post something, put it here and an administrator or moderator will move it to the right place.
    318 Topics
    3086 Posts
    Last post by wendy View the latest post
    Wed Sep 06, 2017 9:12 am
  • Programming
    Discuss interdimensional programming, Java applets and so forth.
    65 Topics
    479 Posts
    Last post by HarrisonP View the latest post
    Sun Feb 07, 2016 12:48 pm
  • Visualization
    Discussions about how to visualize 4D and higher, whether through crosseyedness, dreaming, or connecting one's nerves directly to a computer sci-fi style.
    17 Topics
    502 Posts
    Last post by Hugh View the latest post
    Tue Sep 05, 2017 1:47 pm

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