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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.
    487 Topics
    5747 Posts
    Last post by PatrickPowers View the latest post
    Sat Feb 24, 2024 12:15 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.
    137 Topics
    1689 Posts
    Last post by steelpillow View the latest post
    Tue Feb 13, 2024 5:55 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.
    65 Topics
    1265 Posts
    Last post by steelpillow View the latest post
    Wed Feb 21, 2024 7:49 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
    3138 Posts
    Last post by Klitzing View the latest post
    Sun Feb 25, 2024 6:57 pm
  • Other Polytopes
    Discussion of tapertopes, uniform polytopes, and other shapes with flat hypercells.
    259 Topics
    3041 Posts
    Last post by Keiji View the latest post
    Tue Feb 20, 2024 7:30 pm
  • Other Geometry
    Higher-dimensional geometry (previously "Polyshapes").
    211 Topics
    2011 Posts
    Last post by mr_e_man View the latest post
    Wed Jul 12, 2023 3:17 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.
    345 Topics
    3186 Posts
    Last post by wendy View the latest post
    Thu Jun 08, 2023 7:03 am
  • Programming
    Discuss interdimensional programming, Java applets and so forth.
    76 Topics
    510 Posts
    Last post by Keiji View the latest post
    Tue Feb 20, 2024 7:15 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
    641 Posts
    Last post by Keiji View the latest post
    Tue Feb 20, 2024 8:09 pm

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