A thought experiment involving transparency/translucency and the world
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  • TheMadFool
    13.8k
    Dark matter fits the bill. It doesn't interact electromagnetically at any frequency, it's only detectable as extra gravitational attraction.

    https://en.wikipedia.org/wiki/Dark_matter     — fishfry

    :up: :ok: I'm familiar with the concept although only in very superficial terms. I'm told that the existence dark matter was hypothesized after normal matter failed to account for certain features of galactic spin behavior.
    TheMadFool Options
  • 180 Proof
    15.3k
    ↪fishfry
    :up:

    No amount of philosophical theorizing could possibly give us knowledge of the actual world. — fishfry
    Why do so many (on these fora) fail to understand this?
    180 Proof Options
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