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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.
    434 Topics
    5313 Posts
    Last post by gonegahgah View the latest post
    Sun Oct 18, 2020 6:36 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.
    134 Topics
    1679 Posts
    Last post by PatrickPowers View the latest post
    Sat Sep 19, 2020 8:33 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.
    64 Topics
    1259 Posts
    Last post by quickfur View the latest post
    Mon Apr 27, 2020 11:00 pm
  • Toratopes
    Discussion of shapes with curves and holes in various dimensions.
    116 Topics
    2490 Posts
    Last post by ICN5D View the latest post
    Wed Sep 16, 2020 12:28 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.
    69 Topics
    2925 Posts
    Last post by mr_e_man View the latest post
    Wed Oct 14, 2020 11:30 pm
  • Other Polytopes
    Discussion of tapertopes, uniform polytopes, and other shapes with flat hypercells.
    235 Topics
    2774 Posts
    Last post by polychoronlover View the latest post
    Wed Oct 21, 2020 12:23 am
  • Other Geometry
    Higher-dimensional geometry (previously "Polyshapes").
    195 Topics
    1861 Posts
    Last post by Marek14 View the latest post
    Thu Oct 15, 2020 7:16 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.
    342 Topics
    3178 Posts
    Last post by Garland View the latest post
    Tue Sep 29, 2020 12:02 pm
  • Programming
    Discuss interdimensional programming, Java applets and so forth.
    71 Topics
    489 Posts
    Last post by ICN5D View the latest post
    Wed Sep 16, 2020 12:03 am
  • 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.
    22 Topics
    532 Posts
    Last post by quickfur View the latest post
    Wed Sep 09, 2020 12:55 pm

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