Questions tagged [universe]

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Do Stephen Wolfram and Gerard 't Hooft propose that literally every Cellular Automata is a universe?

Both Stephen Wolfram and nobel laureate Gerard 't Hooft think that the universe is a Cellular Automata. As far as I know, 't Hooft developped a series of frameworks to build different models of ...
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1answer
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Does Gregory Chaitin propose a computable or an uncomputable ontology?

Gregory Chaitin is a mathematician who thinks that the universe is itself a computer, or similar... He has written papers closely related to the field of hypercomputation (For example, he invented ...
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Is it there any well known model/theory/interpretations where the whole universe is treated as a neural network? [on hold]

I was looking for well known models/theories/interpretations in physics that would treat the whole universe as a neural network, do you know about any? I've heard about Hava Siegelmann's model, but ...
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1answer
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Can the height in another dimension look different from different dimensions? [closed]

Can the height in another dimension look different from different dimensions that we know? For example, can the width looks different than we see it?
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1answer
62 views

Is it there any specific and well known continous/analog alternative to Wheeler's discrete “It from Bit”?

Physicist John A Wheeler (https://en.m.wikipedia.org/wiki/John_Archibald_Wheeler) suggested the concept of "law without law" and "it from bit" which suggested that the universe did not have any laws ...
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Mathematical Universe

I have a beginner question on the type of claims this book or similar theories make. That book claims that universe is math structure. I just want to clarify if I correctly understood his goal: Does ...
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1answer
122 views

Cause and Effect - Finished infinity [closed]

I have a question it's best if I give you an example right away. Our universe has its limits. in terms of the effect or cause e.g. if we kill a human for some reason will also have the effect. I'm ...
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1answer
67 views

Can a different universe be built with three dimensions? [closed]

Can you theoretically create a universe that will have the same dimensions but will look different? For example, a paper that has a limit, or another similar dimension can it be different?
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1answer
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Is it there any model of the universe (considered by physicists) which would be the product of a simulation?

There are various philosophical theories that propose that the universe is the product of a simulation. But I was looking for theories that propose this and are also considered by physicists (not only ...
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1answer
214 views

Can the Universe Be Infinite?

Some think that the universe is infinite. To convince one in the creditability of the idea they point mainly at our inability to conceive of its spatial limits. Hence, here, I use 'infinity' (of the ...
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2answers
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Is it possible to mathematically define a hypercomputer-universe where things that could not be computed by it could exist? [duplicate]

There are a few physicists that propose that the universe is a hypercomputer. One example is Roger Penrose, who, basing in his quantum interpretation (https://en.wikipedia.org/wiki/...
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Does the idea that universe obeys logical laws paradoxical?

Sorry if this is the wrong place, I've asked this question elsewhere, and I've been told this place is better for this. Here is the idea: The universe obeys logical laws or it does not. If it does ...
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2answers
240 views

Is it light that is first or darkness? [closed]

A friend asked about what the existence of darkness in the universe is, and that it's white light instead of darkness. And I said if the universe was only white, how can you see all the planets or a ...
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60 views

Does a level I multiverse implicate a very long life? [closed]

Let's suppose that there are infinite level 1 universes, agreeing with physicist like Max Tegmark and even before them with philosophers like Giordano Bruno. Now, please follow this thought ...
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1answer
312 views

Pandeism vs. Atheism vs. Darwinism: Do they achieve the same result?

Is there any conceptual difference between "Pandeism" and "Atheism" and "Darwinism"? It seems they achieve the same result about the universe's creation. I mean Pandeists achieve the same result ...
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Can Schmidhuber's hypothesis reproduce all types of universes? And Wheeler's it from bit? Or Weizsäcker's ur-theory?

I found a paper that talked about paraconsistent logic systems (https://en.wikipedia.org/wiki/Paraconsistent_logic) and trivialist systems (https://en.wikipedia.org/wiki/Trivialism) and the ...
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2answers
174 views

What is the most basic thing? [closed]

I wanted to know that what is the most basic or the basicestest thing that makes up the universe? Just like a wall is made up of bricks and bricks are made up of atoms and atoms are made up of ...
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2answers
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Are all unobservables in physics very small?

Are all unobservables in physics very small? I think I've read that the interior of the sun is an unobservable, and so entity realists like Ian Hacking have to claim we can't know anything at all ...
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3answers
2k views

What would a fractal universe tell us about Time?

To begin with let's look at what is known as the coastline paradox. Briefly it goes like this: If you measure the circumference of Britain with a 1km long stick, and then do the same with a 100m long ...
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3answers
180 views

Are There Alternatives to Determinism and Stochasticism?

From my physicist's point of view, there are basically two ways of seeing the world: The world can be fundamentally deterministic or fundamentally stochastic (see also indeterminism). I believe that ...
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1answer
111 views

Is there the creator overseeing us all. How does He do that? [closed]

Is there the creator overseeing us all. How does He do that? Is that possible due to His omnipresence and being independent of 3+1D (x, y, z, ct) limitations? My previous question and related to ...
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5answers
249 views

What pushes life to live?

I tried to word the question differently from all the "why does life want to live" questions on the internet. My question is not about the mental consciousness of being alive, but more about the ...
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4answers
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How is the “I” the universe?

I have heard a lot of remarks claiming that the "I" is the universe. I understand that we are all part of the universe. But how AM I the universe? Some take it even further and claim that the "I" is ...
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4answers
161 views

Has the universe no identity?

1) A thing has an identity if there's something else delimiting and defining it. 2) The universe (intended as the totality of things) has necessarily no identity, because being the totality of things,...
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0answers
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Death and what it means to be dead [closed]

I have seen someone's post on here that had the same idea as I have. His belief was, when you die, the universe dies with you. Now this is a controversial position because there are people who ...
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4answers
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If the Universe(s) didn't exist, Would all maths still exist?

Many scientists say that maths transcends creation, the future, it exists for all time. For example the Mandelbrot is just an equation that can still exist when the universe goes cold. Because I don'...
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2answers
51 views

Infinite realities: Theoretically if the sun burned out or if all resources were used up, in another universe could it have not happened at all?

This is assuming that infinite realities exist. I have no physics or philosophy background, I am writing a science fiction novel. That being said, please dumb down your answers for me.
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5answers
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Is time more “real” than math and, if so, why?

How is time different from math? Is time a part of math? For me time is like math rather than a "real" thing. Time is just a tool rather than a "fundamental thing". I feel confident saying that an ...
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3answers
653 views

Is it possible that we are stuck in a loop of endless life?

There are three assumptions for the question. 1) The flow of time is permanent. 2) The universe is repeatedly destroyed and recreated. 3) The initial physical structure of a brain at birth determines ...
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4answers
192 views

Theory of everything and God

I always reach this point when I think about physics and God: Assume that a theory of everything is found. And this ToE is a successful mathematical description of the entire universe. EDIT: By "...
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1answer
66 views

Isn't the universe a hypocrite? [closed]

The universe, throughout its existence, seems trying to minimize all the things (or trying to find most simple/easiest state/way or Nash equilibrium, whatever you call it). According to the second ...
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2answers
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Are fate and the power to choose two separate dimensions?

It seems that we can say that we are completely governed by the universe but then at the same time step into a state of freedom to choose and have the power of will. How is it possible that both ...
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1answer
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Questions about Frank Tipler's Omega Point theory?

He defends in that theory that God could become real, but that he would be limited. He wouldn't be strictly the same God as the one in classical religion. He couldn't do/know the physically and ...
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Imagine a universe with different laws of arithmetic. How would it be? [closed]

A universe with different mathematics and logic. Different laws of logic and mathematics (like different laws of arithmetic for example)
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0answers
51 views

is this universe flat world?

Could hypothetically, our 3d world be analogous to flat world? Could gravity be a 4d machine and our 3d plane unable to see the parts of the 4d machine? What critical thinking can be used to study ...
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0answers
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why didn't Void remain as Void forever? [duplicate]

Before the Universe.. it was always void. Void has no beginning. In-fact only Void can have no beginning. Because only something that does not exist... can be beginning-less. the question is.. why ...
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3answers
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Is it certain that aliens exist in an infinite universe?

Suppose we have an urn that contains infinitely many balls with different colours. Black balls are very common, and white ones uncommon. We do not know exactly how uncommon white balls are. However, ...
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2answers
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What's the role of “idealistic” philosophies of well-regarded scientists?

What's the role of "idealistic" philosophies of well-regarded scientists such as Max Tegmark's "Mathematical Universe Hypothesis"? https://en.wikipedia.org/wiki/Our_Mathematical_Universe It has been ...
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5answers
379 views

Why does anything happen?

Intuitively, stuff happens because we decide it should happen. If you don't do anything, nothing will happen. And your decisions come from your concsiousness. However, in the Universe, things are ...
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2answers
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Is it, a priori, more likely that an unknown object does not exist than that it does?

For me, intuitively the answer seems to be yes. But I don't know how this could be justified a priori. The hypothesis "x does not exist" seems not to be simpler than the hypothesis "x exists". By the ...
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1answer
257 views

Is it logical to say the universe is omniscient/ omnipresent? [closed]

If the universe encompasses all of causality does it contain all knowledge within in, and furthermore exist in all aspects of it? Or is there a paradox that limits its ability or a contradiction you ...
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Have I found a paradox, or is the universe digital? Or am I just plain wrong? [closed]

If the universe is analog, there must exist an infinite number of positions. This raises an interesting question. Let me boil it down to something familiar: a table and an ashtray. I'll let the ...
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6answers
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Does all matter exist forever?

I was reading about non-duality (spirituality / philosophy) that discusses the idea that everything in reality is one, since any matter can become any other matter, (a tree can become a chair and a ...
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5answers
375 views

General question about our universe, mathematics and physics: Why is 1+1=2?

Although everyone is surely wondering about this question, I am asking it here though: Why is 1+1=2? Why is our universe build up like in that way, that such a formula is always working? (I know the ...
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4answers
377 views

Logical proof of the existence of other dimensions

I'm new to the forum, I'm not a philosophy student, I'm an engineer of sorts. I was struck the other day by a thought after reading several unrelated posts here. Given that : 1) Infinity exists for ...
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6answers
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Is it possible that I'm “God” or a special being/deity?

I know the first thing you may be thinking upon reading this, but there's more to this than you may have assumed. This is not one of those crazy questions where ego-driven maniacs simply call ...
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5answers
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Can one not know if they are lying to themselves?

The notion is that one is believed to be lying regarding something they refuse is true -- or in other words "lying to themselves" really means telling yourself something that isn't true when you know ...
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Has anyone described what the universe must be like for agent-caused free will to be possible? [duplicate]

Let's define free will as the ability for a human being to make a choice that does not completely depend on the history of the universe. The universe may be assumed to be indeterministic. Any simple ...
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5answers
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Can everything that exists have no beginning or end?

Can everything that exists have no beginning? I'm not asking about religious notions (as all the other questions I saw on here seemed to be about), if there must be a God to create a universe that ...
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2answers
908 views

Why is 2+2=4 a necessary truth?

A necessary truth is something which is true in all possible worlds. How can we be sure that there is no other universe where 2+2=4 can be untrue.