If the soul exists, is it detectable?

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A question with regards to the soul.

If it exists, should it not at least in theory be detectable. My reasoning is as follows.*

As I understand it, in catholic theology (and please correct me if I’m wrong here) - “I” (as in the me who is saying “I”) am a soul which inhabits this body and will after it dies go on to an afterlife? This soul is immaterial and as such cannot in itself be detected. Is this correct?*

Now, “I” as far as I am able to detect control this body and can direct it. The body is physical, so in order for me (the soul) to be in control of it. “I” must be in some way interacting with the physical properties of this body.*

In other words there must be a point at which the “soul” interacts with the physical world and at least in theory that point must be detectable. For example if we developed a sufficiently advanced machine which could simultaneously monitor all brain functions we’d have to find things happening which didn’t have a physical cause.

Thoughts?
 
I am an atheist, so I do not believe in a soul.

That said, I am a former Catholic, and I don’t recall any Church doctrinal teaching on this topic. St. Thomas Aquinas believed that the soul “animated” the body. Rene Descartes, drawing from Plato’s earlier dualism, believed that the soul and the body interacted in a part of the brain called the pineal gland: en.wikipedia.org/wiki/Pineal_gland
He referred to the pineal gland as the “seat of the soul”, and it is because of the pineal gland he famously said, “I think, therefore I am”. One proof of Descartes’ claims is that we can deny that our body exists, but we can not deny that we think, for to deny that we think is itself a contradiction. This is called the “Doubt Argument”.

Of course, there are many views from different theologians on this topic. I don’t think the Church professes to claim one view is more superior than another, only that we are body-souls, and the body and soul aren’t as “distinct” as early philosophers initially believed.
 
“you are not a body with a soul. You are a soul. You have a body.” C.S. Lewis

I don’t know if this is irrefutable proof of a soul, but consider this: the chemicals in your body are replaced once approximately every seven years. Are you still the same person you were seven years ago? (Of course, I’m only 19, and have matured since 7th grade).
 
The molecules not being the same means nothing. We are living beings, and the life us held, not in the molecules (which do not live or die) but in our cells. You have the same cells you had at birth (except in your skin). Muscle, nerve, and bone cells are not gained in adulthood.

The “soul” is the life; our bodies hold and express the life. As we grow older, we lose cells from our bodies until there are too few to hold life. Tough cookies.😦

ICXC NIKA
 
If an atheist ghost hunter can use a scientific devise to search for the electrical fields of purgatory in a haunted house, then why can’t an individual apply the same science to create a tool that measures our electrical field while we’re still in cohabitation with our body? Better yet, what color is your aura?
 
I am an atheist, so I do not believe in a soul.
Neither do I. I’m just trying to explore a theoretical way of finding out they exist, if they do.
That said, I am a former Catholic, and I don’t recall any Church doctrinal teaching on this topic. St. Thomas Aquinas believed that the soul “animated” the body. Rene Descartes, drawing from Plato’s earlier dualism, believed that the soul and the body interacted in a part of the brain called the pineal gland: en.wikipedia.org/wiki/Pineal_gland
He referred to the pineal gland as the “seat of the soul”, and it is because of the pineal gland he famously said, “I think, therefore I am”. One proof of Descartes’ claims is that we can deny that our body exists, but we can not deny that we think, for to deny that we think is itself a contradiction. This is called the “Doubt Argument”.
Indeed.
Of course, there are many views from different theologians on this topic. I don’t think the Church professes to claim one view is more superior than another, only that we are body-souls, and the body and soul aren’t as “distinct” as early philosophers initially believed.
Surely though the body and soul must be at least to some extent separated, otherwise what leaves the body when we die? We know that the body stays where it is, so if “I” am going to go off to heaven or hell, then “I” can’t be a part of the body which stays right here on earth when I die.

In any case the OP would still surely apply as long as we are looking for effects from something which is not detectable.
 
“you are not a body with a soul. You are a soul. You have a body.” C.S. Lewis

I don’t know if this is irrefutable proof of a soul, but consider this: the chemicals in your body are replaced once approximately every seven years. Are you still the same person you were seven years ago? (Of course, I’m only 19, and have matured since 7th grade).
No, I’m afraid that wouldn’t be irrefutable proof.

For that matter I find that I am definately not the same person I was 7 years ago, I suspect you will find that as you grow older you continue to change just as you have since you were 12. The physical changes may occur more slowly from this point onwards, but the mental ones will continue.
 
The molecules not being the same means nothing. We are living beings, and the life us held, not in the molecules (which do not live or die) but in our cells. You have the same cells you had at birth (except in your skin). Muscle, nerve, and bone cells are not gained in adulthood.

The “soul” is the life; our bodies hold and express the life. As we grow older, we lose cells from our bodies until there are too few to hold life. Tough cookies.😦

ICXC NIKA
Hi GEddie,

This seems to imply that the “soul” is just the process of being alive. In which case it is just a process which in itself is physically identifiable and hence not “immaterial” in any sense I understand the word.
 
If an atheist ghost hunter can use a scientific devise to search for the electrical fields of purgatory in a haunted house, then why can’t an individual apply the same science to create a tool that measures our electrical field while we’re still in cohabitation with our body? Better yet, what color is your aura?
Well I have to say that I’m more than a little dubious about ghost hunters. Apart from anything else there are many sources of electrical fields and detecting them no more proves the existence of ghosts than seeing ripples in the water proves the presence of the Loch Ness monster.

In any case there are developments in neurological science underway involving monitoring of peoples brains to help us to understand how they work. But our brains are incredibly complex so the kind of technology I mentioned are far beyond current capabilities. In any case though it would appear to be theoretically possible.
 
If an atheist ghost hunter can use a scientific devise to search for the electrical fields of purgatory in a haunted house, then why can’t an individual apply the same science to create a tool that measures our electrical field while we’re still in cohabitation with our body? Better yet, what color is your aura?
The penultimate sentence is the error. You do not cohabit your body; you ARE a body. The soul is the life of your living body. Can we detect life? No; we can only measure it’s chemical effects, the use of oxygen; the generation of heat; the electrical output of the head and muscles; water vapor exuded from the skin; etc. If we could detect life and it’s absence directly, there would be no moral issues in organ donation.

Since we cannot detect life, it makes no sense to try to detect the soul.

ICXC NIKA
 
A question with regards to the soul.

If it exists, should it not at least in theory be detectable. My reasoning is as follows.*

As I understand it, in catholic theology (and please correct me if I’m wrong here) - “I” (as in the me who is saying “I”) am a soul which inhabits this body and will after it dies go on to an afterlife? This soul is immaterial and as such cannot in itself be detected. Is this correct?*

Now, “I” as far as I am able to detect control this body and can direct it. The body is physical, so in order for me (the soul) to be in control of it. “I” must be in some way interacting with the physical properties of this body.*

In other words there must be a point at which the “soul” interacts with the physical world and at least in theory that point must be detectable. For example if we developed a sufficiently advanced machine which could simultaneously monitor all brain functions we’d have to find things happening which didn’t have a physical cause.

Thoughts?
Perhaps my post in this thread may help. I believe it is #11.
forums.catholic-questions.org/showthread.php?p=8373808#poststop
 
Well I have to say that I’m more than a little dubious about ghost hunters. Apart from anything else there are many sources of electrical fields and detecting them no more proves the existence of ghosts than seeing ripples in the water proves the presence of the Loch Ness monster.

In any case there are developments in neurological science underway involving monitoring of peoples brains to help us to understand how they work. But our brains are incredibly complex so the kind of technology I mentioned are far beyond current capabilities. In any case though it would appear to be theoretically possible.
I’m not going to lie, but I have no clue what your talking about. I always thought electricity/soul/God’s organic info waves flows throughout the body and is not limited to just your brain. Hence heart and soul. If you want to talk about the brain, I would bet it’s already mapped out behind closed doors somewhere. Sort of like how Da Vinci designed a helicopter over 500 years before we were able to put one in the air. Now had you ask about the universal polarities and an individuals gaining a temporal conscience, I could understand placing limitations on the discussion.

If you would like to get technical, what does science say about the holy spirit and the rebirth of the soul? Maybe there is a scientific explanation to what Pope Leo XIII said in 1884 about the Catholic Church being home to the Kingdom of God ON EARTH with what he wrote concerning the masonic sect. Call me crazy, but maybe God sent us Jesus so we don’t have to die first in order to reach heaven. After all, this is a forum about philosophy on a Catholic message board and only an uneducated nihilist would expect God and Jesus not to brought into a discussion concerning soul.

As for electricity/invisible organic waves being everywhere, how do you think a group of people living 2500 years ago knew that Jupiter was more powerful then the Sun? Especially when you consider in the course of human history we are just now recently finding out that Jupiter is the only planet omitting more energy/invisible organic waves then it takes in from the Sun. Did you know you can listen to Jupiter’s electrical field on the radio? Just because you can’t see it, doesn’t mean it’s not there. You have to listen first in order to see it later.

Also, ghost hunting was more of a metaphor.
 
The penultimate sentence is the error. You do not cohabit your body; you ARE a body. The soul is the life of your living body. Can we detect life? No; we can only measure it’s chemical effects, the use of oxygen; the generation of heat; the electrical output of the head and muscles; water vapor exuded from the skin; etc. If we could detect life and it’s absence directly, there would be no moral issues in organ donation.

Since we cannot detect life, it makes no sense to try to detect the soul.

ICXC NIKA
Really? Anybody who has ever watch Star Trek knows you can detect life. Did electricity stop running threw our bodies? We may not know the electrical frequency, but it’s there. Also, you don’t get heat with electricity and without electricity there is nothing to move chemical effects. Unless your dead and dehydrating. In other words, you hair and nails don’t grow when your skin is dehydrating and retracting/
 
There’s no doubt that our bodies can sense electricity, possibly by it’s effect on the various nerve endings in our skin (hairs standing up on the back of neck, etc) and so we can probably learn to sense some radio waves, too, if body functions as an antenna. Consider those who have been able to hear radio signals through teeth fillings.

That still doesn’t have much to do with the soul. The soul is not electrical. If it were, we’d see sparks or coronae around the head whenever somebody died. The soul is nonphysical.

God Bless and ICXC NIKA
 
Hi Candide West,

I think you’ve made some errors in your exegesis of Catholic teaching. To correct them:

The soul does not ‘inhabit’ the body; the human person is a hylomorphic, psychosomatic unity of ‘primary matter’ and substantial form, the latter of which we call the soul. Not a unity of two substances, but a unity which constitutes one substance. We are not Cartesian dualists.

One has no direct access to the soul via the scientific method (though scientists study plenty of things to which they have no direct access), but there are ‘scientifically accessible correlates,’ in the words of one theologian. It has been suggested that the emergent properties of the whole are just such correlates. For instance, man is not reducible to the sum of his parts, nor is his mind reducible to his brain (or his soul): consciousness broadly, and specifically top-down causality, intentionality, appearance, memory, and other aspects of our subjective experience of the world which neuroscientists have argued (to my satisfaction, anyway) cannot be reduced to the efficient-causal impinging of elementary particles on other elementary particles, are all ‘scientifically accessible correlates’ of substantial form. A whole is a different kind of being or substance than its parts, and it exerts a kind of ‘top-down’ causality on its parts. The I sees, self-reflects, breathes, and in other ways directs the body; the I is not merely a macroscopic agglomeration of deterministic efficient-causal forces acting on subatomic particles. Man affects his brain. The ‘primary matter’ of which he is composed remain a unity just because of man’s formal, organizing principle. When man dies, says Aristotle, it is only by equivocation that the disorganizing heap of lifeless cells which remain can be called ‘human’.

There is a good reductio ad absurdum argument against reductivism if you do not already grant emergent phenomena (plenty of materialists do!). Since all living things are a union of primary matter and substantial form, all living things are greater than the sum of their otherwise non-living parts. The reductio asks whether you are alive because your organs, muscles, bone, blood, etc., are alive, or whether your organs, etc., are alive because you are alive. The latter is correct. If the former, the reductio continues by asking whether your organs, etc., are alive because their cells are alive, or whether their cells are alive because they are alive. You should see how this reductio can be carried down to the most elementary particles, such that if one were to continue the reductivist line he would wind up collapsing the distinction between life and non-life, which is absurd. The same kind of argument can be pursued for consciousness.

Also, it is wrong, in an important sense, to think of the soul as ‘non-physical’ in contradistinction to the ‘physical’ body. The substantial form is the organizing principle of matter, providing so to speak its structure and configuration, and as such it can be regarded as a physical principle: there is no human body without form and matter. The substance of man is both form and matter; neither form nor matter alone is a substance. It has been suggested that bodily, and even molecular, organization evidences the formal principle. But it is important, too, to understand that this way of speaking has its roots in Aristotle, not in the relatively modern philosophical positivism which seems to have encroached into many areas of science. For Aristotle, all substances on earth are matter and form; ‘prime matter’ is the possibility of being actualized by form.

Plenty more can be said, but hopefully this helps the discussion.
 
I’m not going to lie, but I have no clue what your talking about. *I always thought electricity/soul/God’s organic info waves flows throughout the body and is not limited to just your brain. *Hence heart and soul. *If you want to talk about the brain, I would bet it’s already mapped out behind closed doors somewhere. *Sort of like how Da Vinci designed a helicopter over 500 years before we were able to put one in the air. *Now had you ask about the universal polarities and an individuals gaining a temporal conscience, I could understand placing limitations on the discussion. *

If you would like to get technical, what does science say about the holy spirit and the rebirth of the soul? *Maybe there is a scientific explanation to what Pope Leo XIII said in 1884 about the Catholic Church being home to the Kingdom of God ON EARTH with what he wrote concerning the masonic sect. *Call me crazy, but maybe God sent us Jesus so we don’t have to die first in order to reach heaven. *After all, this is a forum about philosophy on a Catholic message board and only an uneducated nihilist would expect God and Jesus not to brought into a discussion concerning soul. *

As for electricity/invisible organic waves being everywhere, how do you think a group of people living 2500 years ago knew that Jupiter was more powerful then the Sun? *Especially when you consider in the course of human history we are just now recently finding out that Jupiter is the only planet omitting more energy/invisible organic waves then it takes in from the Sun. *Did you know you can listen to Jupiter’s electrical field on the radio? *Just because you can’t see it, doesn’t mean it’s not there. *You have to listen first in order to see it later.

Also, ghost hunting was more of a metaphor.
Apologies Joe, but this is all rather esoteric for me. “Gods organic info waves”, “universal polarities”, “invisible organic waves” etc. I know that Jupiter has a large electromagnetic field but as far as I can tell this has nothing to do with the subject at hand. So I’d rather keep to the topic.
 
Hi Candide West,

I think you’ve made some errors in your exegesis of Catholic teaching. To correct them:
Ok, thanks for writing.
*The soul does not ‘inhabit’ the body; the human person is a hylomorphic, psychosomatic unity of ‘primary matter’ and substantial form, the latter of which we call the soul…
Ok, afraid this may be a bit deep for me, what exactly do you mean by “substantial form”.*
*One has no direct access to the soul via the scientific method (though scientists study plenty of things to which they have no direct access), but there are ‘scientifically accessible correlates,’ in the words of one theologian.
Right,*‘scientifically accessible correlates,’ sounds like the kind of thing I was talking about in the OP. Things we can detect that tell us there is something there other than just physical stuff.
It has been suggested that the emergent properties of the whole are just such correlates.*
This seems rather weak, since as far as I can tell it is not possible to detect the difference between emergent properties which come from physical stuff and emergent properties coming from a “soul”.
For instance, man is not reducible to the sum of his parts, nor is his mind reducible to his brain (or his soul): consciousness broadly, and specifically top-down causality…
And how can we tell the difference between emergent properties from a “substantial form” and emergent properties which come from astonishingly complex arrangements of physical particles? Or perhaps those arrangements are what you call the form?
*A whole is a different kind of being or substance than its parts, and it exerts a kind of ‘top-down’ causality on its parts.
Indeed, paint is made up of billions of atoms, every one of which has no colour, yet paint does have a colour.*
*The I sees, self-reflects, breathes, and in other ways directs the body; the I is not merely a macroscopic agglomeration of deterministic efficient-causal forces acting on subatomic particles.
Again, there is the problem, how can we tell the difference between “macroscopic agglomeration of deterministic efficient-causal forces acting on subatomic particles.” and a soul. Clearly the former will cease at the point of death and that means that the person ceases (hence no afterlife) while the latter may be detectable which is the subject of this thread.
*Man affects his brain.
Indeed, and the brain and our bio-chemistry affect the individual (man).
*The ‘primary matter’ of which he is composed remain a unity just because of man’s formal, organizing principle.
Interesting, this seems to be reversing the position that the soul goes elsewhere when the body dies.
*There is a good reductio ad absurdum argument against reductivism if you do not already grant emergent phenomena…
Indeed, this is emergent properties and doesn’t seem substantially different to the colouredness of paint emerging from the properties of combinations of non-coloured atoms.
*The reductio asks whether you are alive because your organs, muscles, bone, blood, etc., are alive, or whether your organs, etc., are alive because you are alive. *The latter is correct. *If the former, the reductio continues by asking whether your organs, etc., are alive because their cells are alive, or whether their cells are alive because they are alive…
Indeed, but none of this seems to be about a “soul”, just emergent properties of immensely complicated combinations of physical particles. If that is what you are referring to as the “soul” then it cannot go anywhere after death. It just ceases. As far as I can see at least.
*Also, it is wrong, in an important sense, to think of the soul as ‘non-physical’ in contradistinction to the ‘physical’ body. *The substantial form is the organizing principle of matter, providing so to speak its structure and configuration, and as such it can be regarded as a physical principle…
Interesting, however if the “soul” is just the organisation of matter into a body, and the body disintegrates following death. The the “soul” (the form of the body) must dissipate upon death and thus cannot go to heaven or hell. This doesn’t appear to be a very catholic position. Perhaps I am misunderstanding you. I suspect this all goes back to how you define a substantial form.
*…But it is important, too, to understand that this way of speaking has its roots in Aristotle, not in the relatively modern philosophical positivism which seems to have encroached into many areas of science. *For Aristotle, all substances on earth are matter and form; ‘prime matter’ is the possibility of being actualized by form.
Is this related to the idea that “forms” have an existence independent of any instantiation of that form? Ie red paint instantiates redness. Etc.
*Plenty more can be said, but hopefully this helps the discussion.
Thanks, always interested to learn.
 
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