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  • Worlds
    Last post
  • 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.
    493 Topics
    5904 Posts
    Last post by PatrickPowers View the latest post
    Sat Jul 20, 2024 2:01 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.
    140 Topics
    1701 Posts
    Last post by Frisk-256 View the latest post
    Mon May 13, 2024 4:21 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.
    65 Topics
    1266 Posts
    Last post by steelpillow View the latest post
    Thu Feb 29, 2024 12:44 pm
  • Toratopes
    Discussion of shapes with curves and holes in various dimensions.
    128 Topics
    2605 Posts
    Last post by hy.dodec View the latest post
    Sat Sep 09, 2023 4:21 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.
    79 Topics
    3148 Posts
    Last post by mr_e_man View the latest post
    Fri May 03, 2024 4:58 am
  • Other Polytopes
    Discussion of tapertopes, uniform polytopes, and other shapes with flat hypercells.
    260 Topics
    3059 Posts
    Last post by wendy View the latest post
    Fri Jul 19, 2024 12:56 pm
  • Other Geometry
    Higher-dimensional geometry (previously "Polyshapes").
    214 Topics
    2030 Posts
    Last post by mr_e_man View the latest post
    Wed Jul 10, 2024 3:11 am
  • 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.
    347 Topics
    3194 Posts
    Last post by mr_e_man View the latest post
    Thu May 16, 2024 10:07 am
  • Programming
    Discuss interdimensional programming, Java applets and so forth.
    76 Topics
    511 Posts
    Last post by quickfur View the latest post
    Thu Mar 07, 2024 11:52 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.
    28 Topics
    648 Posts
    Last post by Hugh View the latest post
    Wed Jul 17, 2024 1:03 pm

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