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Thus I find curious the great effort that goes into breaking the
universe into teeny-tiny bits; while ignoring a coexisting physical continuum by which the bits are allowed to communicate. This seems to be the quantum approach. Gluons are surmised to dictate the behavior of quarks, for example; but now one must ask, "Who tells gluons what to do?" (...Gluinos?)
I would be inclined to share Einstein's (above) sentiments:
Yes...at some point the Standard Model, as accurate as it proves-out to be, begins to look pretty silly.
If, by some impossible chance, I were forced to locate a
'starting point' for describing the fundamentals of nature, I might off-handedly suggest that the universe begins with our awareness of it. This, of course, represents a view that is far closer to 'vane philosophy' than 'physics'.
Though, I would also consider a set of three premises that, to
me, seem particularly fundamental to the study of the physical world; but are nowhere (that I see) specified within the written laws of physics. The first of these, I would claim, is an "axiom" from which the others logically descend. I would argue that this axiom is so dependable that any attempt to disprove it, proves it. So, without expounding on the implications of these premises, I present them here as a final thought to ponder or not ponder. Listed here in order of their hierarchy:
1) Co-existence precedes existence;
2) Our perceptions are limited;
3) Everything moves.
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Although I am not a physicist, some young people have
asked me, "What is physics?". For them, I offer one of two unqualified answers:
1) Physics is the study of fields.
2) Physics is the study of stuff.
But then someone of them might ask: "What do you mean
by "stuff"...exactly?" And, for the life of me, that is one question I couldn't answer. I wouldn't even attempt it.
I recognize, as an essential component of the universe, the
necessity for The Unknown. The Unknown, I figure, is as much a part of physical universe as gravity or stone...since we, ourselves, are part of the physical universe. There will always be The Unknown...no matter how much we know (or think we know.) So, I shrug my shoulders when asked the, "What is the stuff?" question; and deposit it in the 'Unknown file'-- permanently. (...right next to the "How did the universe begin?" question.) The Unknown is invaluable in that it necessarily coexists and gives rise to knowledge. The Unknown File, then, becomes a revered corner of the universe. In it, lies The Truth.
At some point, the reasonable philosopher throws his hands
in the air and says, "God did it." And what God does eludes my mortal brain. "The Stuff", for all I know, could be the very tissue of God's omnipotent body.
Our powers of perception, by our good fortune, are so
limited--(perhaps to facilitate our earthly survival)--that we are totally unaware of just how much we are unaware. (Much like the 2-dimensional creatures in Abbott's Flatland, we slide along in our 3-D frames guessing at reality as best as we can.) I take comfort, though, in believing that God and The Unknown and The Truth somehow go together.
The description of a universe as a field of fields upon
fields...all of the same "stuff", has no locatable starting point; since it implies a smooth interconnectedness of all points everywhere. If you subscribe to the Big Bang, then I suppose you could call that original primal singularity a starting point.
But, whatever one's approach, one must eventually
succumb to a consistent, unifying continuum underlying the nature of nature. For example, even as the Big Bang's primal singularity was once, by definition, "a unit", so is it still--in its expanded form--"a unit"...only bigger; (as evidenced by universal gravity.) So, there is really no escape from an underlying, real-field continuum that attaches all things to all things. |
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Closing
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"The more success the quantum theory has, the sillier it looks"
--Albert Einstein (1912) |
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Physics--it would seem to
me-- must be something like the daily crossword. Whereas, if you guess 3- down correctly, 3, 9, and 14 across should fit perfectly. But if you guess 3 down wrong, the cross words probably won't fit at all. Likewise with physics:: If you get one basic concept true to reality, all the other concepts should fall in around it to form the Big Picture. |
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Closing Ramblings: Fields of Stuff
I'm finished. I mean...upon completing the "Matter Section"
(my final entry) I am compelled to surrender this website to the mercy of the worldwideweb and move on. I think I've expressed most of the ideas regarding the basic workings of nature that I am inclined to express...however feeble.
I have published these ideas because I thought they were
"different enough" to share--especially with young people destined to become tomorrow's scientists and philosophers.
Producing the Matter Section, however, has been a stark
reminder of my vast ignorance. It has shown me that I am 'in way over my head'...a common layman; and that I should best leave physics to physicists. It has even diminished my confidence in my basic ideas about gravity; or, at best, extended those ideas to a (nuclear) realm beyond my powers of conception. So now, having done my share of cluttering the Internet...I'm finished.
I owe a huge debt of gratitude to the many 'real physicists'
who have taken the time to translate physics into a conceptual format that a layman can understand. Without their inspirational work, I would be infinitely clueless; and there would be no 'Gravity and Space' website. (So blame them.) They have sketched--at least in my mind--an aesthetically appealing...almost soothing portrait of the universe:
A field of fields upon fields...all made of different geometries
of the same "stuff". |
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The great scientists who, at the turn of the century, ushered in the
Quantum Age and Relativity. See a bigger version of this photo-- with their names here. |
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"I consider it quite possible that physics cannot
be based on the field concept, i.e., on continuous structures. In that case, nothing remains of my entire castle in the air, gravitation theory included, [and of] the rest of modern physics."
--Albert Einstein (1954)
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Me
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