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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.
    451 Topics
    5499 Posts
    Last post by wendy View the latest post
    Tue Dec 14, 2021 12:55 pm
  • 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.
    136 Topics
    1686 Posts
    Last post by thing View the latest post
    Wed Jun 02, 2021 6:18 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.
    64 Topics
    1260 Posts
    Last post by szluk View the latest post
    Tue Feb 09, 2021 12:16 am
  • Toratopes
    Discussion of shapes with curves and holes in various dimensions.
    120 Topics
    2549 Posts
    Last post by Marek14 View the latest post
    Mon Jan 17, 2022 8:23 pm
  • CRF Polytopes
    Discussion of known convex regular-faced polytopes, including the Johnson solids in 3D, and higher dimensions; and the discovery of new ones.
    74 Topics
    3017 Posts
    Last post by quickfur View the latest post
    Tue Dec 07, 2021 10:07 pm
  • Other Polytopes
    Discussion of tapertopes, uniform polytopes, and other shapes with flat hypercells.
    245 Topics
    2901 Posts
    Last post by polychoronlover View the latest post
    Sun Jan 16, 2022 4:18 am
  • Other Geometry
    Higher-dimensional geometry (previously "Polyshapes").
    207 Topics
    1963 Posts
    Last post by quickfur View the latest post
    Sun Nov 07, 2021 3:23 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.
    342 Topics
    3182 Posts
    Last post by filbs111 View the latest post
    Mon Sep 20, 2021 11:51 pm
  • Programming
    Discuss interdimensional programming, Java applets and so forth.
    74 Topics
    503 Posts
    Last post by dearsip View the latest post
    Wed Sep 15, 2021 1:00 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.
    25 Topics
    559 Posts
    Last post by Hugh View the latest post
    Sat Jun 12, 2021 12:07 am

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