• nevemsenki@lemmy.world
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    3 months ago

    Where did the matter/energy for Big Bang come from? On that note, what is outside the border of the universe?

    • linearchaos@lemmy.world
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      3 months ago

      And then where did they matter and energy come from for that universe. It’s turtles all the way down…

    • mechoman444@lemmy.world
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      3 months ago

      This question actually doesn’t make sense, it’s kind of a paradox in the same way the question of what happened before the Big bang is also strange in the sense that the universe and reality didn’t exist in a form with causality in effect.

      So asking a “before” question in reference to “before” time even started is paradoxical in and of itself. Since “before” wasn’t even a concept in existence.

      Which is why scientists don’t really worry about anything “before” the Big bang.

    • ooli@lemmy.world
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      3 months ago

      Outside: there is a theory of other universes outside . Which would explain the increasing rate of expansion in place of dark energy

    • jpreston2005@lemmy.world
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      3 months ago

      The Universe is expanding, rapidly from the big bang still. At some point, it will slow down, and then stop. Then begins a catastrophic cycle of collapse with massive black holes coalescing into one universe eating black hole that compresses every bit of matter into a single point of almost infinite density. At this point the black hole destabilizes, and all of the stored energy is released in one colossal explosion. A Big Bang of sorts.

      The Universe is an Ouroboros.

      • GrayBackgroundMusic@lemm.ee
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        3 months ago

        At some point, it will slow down, and then stop

        All of the current scientific evidence disagrees with this. 1) There is a velocity such that you can go faster than gravity will be able to slow you down: escape velocity. So, it’s possible even without any new, weird physics. 2) The hubble constant shows that the universe isn’t slowing down, but the opposite: it’s accelerating. Physics doesn’t know why (see Dark Energy). It’s physically measurable that things farther away are accelerating even faster scaling with distance.

    • Rai@lemmy.dbzer0.com
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      3 months ago

      I’m a big bang denier. I have zero evidence. I believe everything has always been, will always be, and goes on forever in every direction. I think anything we do to try to explain is just to protect our brains from being incapable of fathoming that everything is infinite.

  • cheese_greater@lemmy.worldOP
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    3 months ago

    How does the Universe expand? Isn’t the Universe the container space of all that which exists, where does it expand to?

    • Chee_Koala@lemmy.world
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      3 months ago

      Why is there even an edge? I’m already mortal, why does my spacetime need hard limits too?? It’s just cosmic baloney man.

      • Ænima@lemm.ee
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        3 months ago

        There is no edge. Just the farthest back in time we can see because of how long light takes to reach us. It’s constantly expanding not because it doesn’t exist but because we can see more of the light.

        I suspect we don’t know as much as we think we do about the way the universe works. Once we figure out the missing info, it will unlock a lot more than just the forces at play.

      • Captain Aggravated@sh.itjust.works
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        3 months ago

        Why not just make that out of a flat piece of metal, or even a plank of wood though? Why bother with the very complicated 3D shape that took a lot more work to make?

          • Captain Aggravated@sh.itjust.works
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            3 months ago

            The holes through the holes are usually different sizes but I don’t think any two examples are exactly alike. And you could have a board with several holes drilled in it to test multiple coin types.

            Also, did the Roman empire issue 12 different sizes of coin?

    • Daviedavo@lemmy.world
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      3 months ago

      They are just from the Roman equivalent of Hobby Lobby or the like. Just “quirky” home decor that was popular at the time. If they had the internet you would find these on ebay, etsy, facebook, pinterest… nothing to see here

    • Usernameblankface@lemmy.world
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      3 months ago

      A rubix cube type of thing? It just seems like the skeleton of something, like it had other wooden parts that latched onto the knobs and rotated somehow.

    • SanguinePar@lemmy.world
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      3 months ago

      What’s the mystery with this one? It’s a very interesting event, but isn’t it generally pretty well understood?

    • kurcatovium@lemm.ee
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      3 months ago

      I’ve read interesting conspiracy, that Tunguska incident overlaps exactly with Nicola Tesla’s attempts to wireless transfer of energy. Was an interesting idea and read, even though very unlikely to be based on real event.

  • linearchaos@lemmy.world
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    3 months ago

    I’m kinda partial to the fine-structure constant

    Fine-Structure Constant (1/137): This dimensionless constant, approximately equal to 1/137, is crucial in quantum mechanics and electromagnetism. It characterizes the strength of the electromagnetic interaction between elementary charged particles.

    It’s weird because the number ends up in places that should be thoroughly unrelated yet that’s one hell of it coincidence.

    https://m.youtube.com/watch?v=RCSSgxV9qNw

  • HottieAutie@lemmy.dbzer0.com
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    3 months ago

    What are things? What is energy? What is my soul? Where did it come from? Is it even in this spacetime, or is the body an avatar and I’m connecting into to it via some process? How was my soul created? Why do I experience rather than my body function solely as a biochemical robot? Where does my soul go when my body dies? Is there an end to eternity? If so, what happens or doesn’t happen? If not, how does change continue? What does my soul do until then? I understand life. I don’t understand experience.

    One time I heard an assumption that every single electron is the same electron in different places and times. I asked a physicist what they thought of that idea. He thought for a moment and responded, “Would it even matter?” Sometimes I imagine that we are all the same person in different bodies living different lives. Every normal person, every genius, philanthropist, every monster, every slave, every billionaire, every dead fetus, every person I’ve dated, my parents,…we’re all the same person living in a different body going through every single experience of life. When I do that, everything seems so simple.

    So would it even matter? Yes, because what if individuality is false? What if we’re all one thing, but the current structure of life doesn’t allow us to experience it as such so we incorrectly think that each individual medium of perception is completely independent? Giving everything to others would be selfish. Working as a team for the benefit of everyone would be the ultimate selfish move. We could stop all competition, treat each other with utmost compassion, and maximize our limited time in each body. But alas, the selfish versions of us are too underdeveloped in that dimension to let that happen just yet. I wonder what it would take for each of us to reach the understanding that we’re all the same soul.

    • Oneser@lemm.ee
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      3 months ago

      I have a friend like you whom I love to send into the chasm that is his own mind. The physicist has the attitude needed to deal with these thoughts - does it even matter? Ultimately, until we know our existence is false, we might as well keep on appreciating what we experience, right?

    • Chee_Koala@lemmy.world
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      3 months ago

      How does my soul remember everything back as if I never went to sleep. You do it every day but losing and regaining consciousness in that very practical way is already pretty mind-blowing to me.

      Soul creation and experience being so analog is because our brainputers are in some ways very analog, and adaptive. And your biorobotmachine is also very analog, so that kind of clicks for me :)

    • VelvetStorm@lemmy.world
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      3 months ago

      Why do you assume we even have a soul? There is no evidence to show that we do have one, but we have tons of evidence to show that we are just our brains, and if the brain is damaged, that can change our personalities to wild degrees.

      There is zero reason to believe or even think we are all the same person.

      There is some short story about all people being one being living every human life that ever will be and that when they are done they will be born as a God or some other elevated being.

      • geomela@lemmy.world
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        3 months ago

        There is some short story about all people being one being living every human life that ever will be and that when they are done they will be born as a God or some other elevated being.

        The Egg by Andy Weir.

  • weariedfae@lemmy.world
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    3 months ago

    Not exactly the prompt but I used to be hung up on The Boy in the Box mystery but I’m happy to report his identity has been found. His name was Joseph Augustus Zarelli.