Metaphysics is a branch of philosophy concerned with explaining the essence of things, of the fundamental nature of being and the world and the principles that organize the universe. Metaphysics is supposed to answer the question "What is the nature of reality?"

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A Kantian view on modern physics

According to the Encyclopedia Britannica article on Immanuel Kant, in the section discussing the Critique of pure reason: In the Transcendental Analytic, the most crucial as well as the most ...
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The “Big-Freeze”, laws of physics and empty space [closed]

I didn' get an answer on physics.stackexchange.com. We currently have data, that suggests the universe will end up in a Big-Freeze. My questions are: Will the laws of physics break down, when the last ...
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56 views

If “God didn't play dice”, would that imply superdeterminism?

Einstein had this famous "God doesn't play dice" because he don't like the inherent randomness appearing in quantum-mechanics. If Einstein was right and nothing happens randomly, would that mean that ...
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51 views

Can the Void have Being?

On the face of it no; and affirmed by Parmenides as that what is not, is not. However, consider a particle in spacetime with no forces acting on it: thus it moves in a straight line (geodesic) when ...
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49 views

Is the idea of a multiverse considered metaphysics? [duplicate]

I know that metaphysics has to do with the fundamental nature of reality. I am just not sure if a multiverse is considered fundamental
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67 views

Is transubstantiation faithfully Aristotelian?

Transubstantiation is a concept that Roman Catholic scholastics, most notably Thomas Aquinas, developed for the doctrine of Communion. Catholics state that when a priest blesses the elements of bread ...
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Would a clone of myself be a different person than myself? [closed]

don't know if anyone will read this, but just a random thought I had: Try to imagine the following: you wake up in a hospital bed, with no recollection of how you got there. You look over at the bed ...
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46 views

Precedent for the idea of superluminal choice

What might happen were the speed of light to be exceeded is a subject of hot debate in the philosophy of modern physics. Therefore, this is of interest to philosophy. The most straight-forward way I ...
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113 views

“How does an immaterial activity (eg thinking a thought) inform a material medium (eg the brain) in which it is manifested?”

I do not think this question can be answered adequately unless the thinker takes a 'moral realist' (moral reality) position - defined as a reality independent of the Mind. A Thought is an "immaterial ...
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70 views

Is to understand the nature of time considered metaphysics? [closed]

I am writing an essay and I mentioned how I had a love of philosophy from a young age this is what I said: As I got older it became more complex and was Metaphysics based. When I was 10 I came up ...
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57 views

Who did Heidegger consider as the thinkers of Being in Antiquity?

Following this question; and in fact the answer by Ram T. I understand that Heidegger was interested in Heraclitus, and this by way of Holderlin; further, there are as far as I understand, a number ...
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24 views

Mass and Density in De Rerum Natura

Lucretious poem, De Rerum Natura has the following: Again, why see we among objects some Of heavier weight, but of no bulkier size? Indeed, if in a ball of wool there be As much of ...
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25 views

field concept - historical and contemporay perspectives?

Can someone give me some reference (or insight) on the development of the field concept in physics. In particularly, the period between 17th century Newton/Leibniz notion of force/action-at-distance ...
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99 views

What is the meaning of Spinoza's first three definitions?

I've just started reading Spinoza's Ethics and I'd like to have delucidations about his first three definitions. Definition one: By that which is self-caused, I mean that of which the essence ...
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2answers
109 views

What do necessity and possibility mean in Aquinas' Third Way argument for God?

In his famous Summa Theologica, the Scholastic theologian Thomas Aquinas presents Five Ways to demonstrate the existence of God. Here is Aquinas' Third Way, the argument from contigency: The ...
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1answer
41 views

When talking about philosophical realism, how do philosophers define objects and their forms?

Poorly versed in philosophical ideas, but I'm trying to get a grasp on some concepts discussed in The Last Superstition (2010), a polemical book on religion/theism by Edward Feser that an acquaintance ...
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1answer
30 views

What is extension in Spinoza?

I assumed that extension in Spinoza, means the geometrisation of the phenomenal world; but possibly - probably this is wrong. After all, how does one geometrise something like matter? (There is, in ...
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90 views

Is it possible to measure speed directly?

Speed is defined as 'change of distance' over 'change of time'. As an equation it is 'v=(s2-s1)/(t2-t1). In this equation speed is a derived notion from the 'extensions' (in Spinozas language) of ...
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4answers
118 views

Is time neccessarily excluded from mathematical platonism?

That time is unreal has been an observation of objective physics since Newtons time, and more paramountly since Einstein; and its most outspoken partisan, now, is Julian Barbour. Its also been argued ...
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49 views

Tegmark conscious matter, Lucretious atoms of anima and qualia

Tegmark in his paper, Consciousness as a state of matter appears as something as an outlier in the physics and philosophy literature in that he designates consciousness as a state of matter. But this ...
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3answers
50 views

Dual of identity relation?

Does anyone have any intuitions about what the dual of the identity relation might be? I.e. is there a 'natural' concept expressed by a statement such as 'it is not the case that a is not identical to ...
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2answers
67 views

Might additional spacial dimensions provide higher processing efficiency in computing? [closed]

I've been contemplating the possibility of our universe and physics being a big computer simulation. But unlike the writer of this Oxford paper, I have in mind the simulation not being later humans or ...
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73 views

Infinity time divisibility: Can we observe it and would it disprove ideas of the universe being a simulation?

This question has a basis in what I would call theoretical and metaphysical computer science. Naturally, it would not be welcome on CS SE. Hopefully it fits here and there are those of you here ...
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Is there a useful, nominally calculable, secular description of good?

I'm looking for something like a generally applicable algorithm for determining which of several possible choices is 'most good'. Some qualifications for that algorithm should be that: (a) it is ...
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23 views

Which are the different possibles and what are their “rules”?

Some time ago I hear about the concept of "metaphysically impossible". It was a surprise for me, then, to hear there are different kinds of possibility, or at least these two "logically possible" and ...
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Could it be possible that the universe doesn't exist?

Could it be possible that the universe doesn't exist? That nothing exists, not even you or me? And by not existing, I mean totally not existing, as in not even existing as a computer simulation, or a ...
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29 views

Truth in Aquinas metaphysics

From what I'm reading, Aquinas distinguished truth in two senses: Ontological truth: It's the adaptation(adequation ?) of the 'created being' to God's understanding, whereby it fulfils that for ...
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436 views

Is there any reason to believe that there are things which science cannot tell us?

Science can only tell us a posteriori synthetic truths, can this category extend to all propositions about the world. Surely the only things which can by known ONLY by a priori analytic are ...
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55 views

What are the most basic assumptions being held by humanity which serve as our foundation for thought?

as logic needs some basic assumptions in order to operate we assume some things then based on them we use logic to extrapolate. I think that there is no "fact", we all agree that some things are self ...
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How does Kant go from good will to duty?

In the opening of The Groundwork of the Metaphysics of Morals Kant starts talking about good will to build grounds for, in so far as I understand, the concept of acting from duty. Could someone ...
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124 views

Why is it wrong to deduce determinism from a logical law?

In Aristotle's famous sea battle argument, he argues from bivalence (or something like it) to determinism. Stalnacker has an argument to determinism using standard logical laws, as well. My question ...
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71 views

Are we being controlled and created by something or someone in the 4th dimension? [closed]

To add details to this question: Is this 3 dimension reality some kind of a mirror of the 4th dimension? Imagine you are in the 4th dimension, can things just appear on the 4th dimension and if so why ...
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56 views

What are the necessary and sufficient conditions for something to be an adequate “brute fact”?

Sometimes I see atheists vs. theists discussing the notion of a "brute fact", some proposing that nature as it is is a brute fact and others proposing that God is a better candidate for a brute fact ...
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God as in Pure act of being

According to the Thomistic view in Ontology, essence and 'the act of being' (I'm translating from a romance language) are different, in which 'to be' is the act received by the essence, which is the ...
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16 views

Did time begin? [duplicate]

I'm still circling around this quasi belief that ends and beginnings are somehow problematic. Suppose that physicists or philosophers could show that we cannot know when time begins. Would that mean ...
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104 views

Might The Observer Effect be a result of simplification in a computer-simulated universe?

For the past few years, I've contemplated the idea of the Universe being a computer simulation. This unsolved quantum physics phenomenon where objects act differently when observed is what sparked ...
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61 views

Yhwh: Exodus 3, 14. «I am that I am» and relationship to Metaphysics as Ontology

The passage of Exodus 3:14, where God presents Himself as «I am that I am», is it historically previous to Parmenides, the greek philosopher? I'm reading a manual on metaphysics as ontology. If I'm ...
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72 views

Should the easiness with which math is applied to the world be a surprise?

I study physics at an undergraduate level. Since early on, I've was a person who thought math was 'logical' and as such, its applications to the world aren't really a surprise since math is so ...
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28 views

What does «the fieri of the effect» mean?

What does «the fieri of the effect» mean, in the context of metaphysics/ontology? I've tried using several dictionaries, but the either got strange meanings, or no results at all... any help would ...
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105 views

What is the root of all relativity? [closed]

Everything we consciously understand really requires quite a bit of a priori knowledge. Complex thoughts and sentiments are integrations of other lower-level, less complex (albeit more significant) ...
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Why must objects be moved by other objects in Aquinas' First Way argument for God?

In his famous Summa Theologica, the Scholastic theologian Thomas Aquinas presents Five Ways to demonstrate the existence of God. Here is Aquinas' First Way, the argument from motion: The first ...
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Why are the laws of nature 'always and everywhere the same'?

Spinoza wrote in his Ethics that: the laws and rules of Nature…are always and everywhere the same This so as to deny a categorical difference between man and nature; Spinoza affirms that man is ...
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180 views

Must infinity involve repetitions?

Infinity for Nietzsche in at least one line of argument involves the eternal return; he refers to it in the Die fröhliche Wissenschaft and Also sprach Zarathustra; most completely in his Notes on the ...
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Hardwired Features of Interpretation

Recently, I have been posting here, and it concerns mostly with metaphysics. So: Is interpretation a hardwired feature of the brain and person? So, when we see symbols, we AUTOMATICALLY identify ...
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156 views

Any evidence for the observer effect?

Is there any evidence for the observer effect, and could that be used to support some form of Idealism over a solely materialist view?
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73 views

Who is the analog of this character in Anathem?

Background: Some time ago, it was recommended that I read the book Anathem by Neal Stephenson. Since then I have read several others and reread this, my favorite by far. The central concepts of the ...
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183 views

Writing is never the same, yet we accept it as the same

Think about this: x When you Write it twice physically, 2x will for example, never look the same as 2x when you write it again. It will look similar, but NEVER the same. Yet we accept the same ...
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When is a simulation real?

My question is what makes something a simulation? Or more specifically, does intent matter for calling something a simulation? Consider the following: Case #1:a well-known xkcd http://xkcd.com/505/ ...
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Does phenomenology determine ontology?

There were many historical instances where phenomena could be explained by seemingly incompatible theories, Copernican and Ptolemaic systems, corpuscular and wave theories of light, interpretations of ...
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265 views

Doesn't slavery still exist? [closed]

In history slavery did exist in physical form. In those days common men were forced to serve the higher class because of lack of knowledge, wisdom and education; and in return what they got was a ...