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- hogger129
Evolution has been proven as scientific fact. Intelligent design has not.
We unquestionably live in a universe that is fine-tuned for life.
Did you bother to watch the video I posted? You should, because then you would see the overwhelming evidence we live in an undeniably fine tuned universe, or world as you say. Really, it is not even controversial. But it does require the existence of a nearly infinite number of alternate universes.Cart before the horse, or if you prefer a different description, effect before cause.
The Universe is not "tuned for life." A ridiculously arrogant statement when you consider how little we know about any life anywhere in the Universe besides our own little local plot.
So maybe, "We unquestionably live on a planet that is fine-tuned for life." Except, no... same reversal of cause and effect. Life evolved fitting the conditions it found. Different conditions would have produced different life. Just look at the different kinds of life here and the places they live, some in environments completely hostile and deadly to other forms of life which thrive elsewhere. There is no tuning, there is adaptation and extinction. We are fortunate enough to have a ready supply of liquid water, a certain amount of heat, and specific gases in the atmosphere. It wasn't built for us, it existed and we became ("us" and "we" being all life, not just humans.)
99.9999999999999999999999999999999999999999999999999999999999999999999999999999% of the Universe will kill you.We unquestionably live in a universe that is fine-tuned for life.
That depends on what you mean by 'fine tuned'.you would see the overwhelming evidence we live in an undeniably fine tuned universe
Did you bother to watch the video I posted? You should, because then you would see the overwhelming assumptions that we live in an undeniably fine tuned universe...
@Touring Mars 👍
Life only looks back and asks how it got here if it got here. That only happens on a planet capable of supporting evolution, and only in a universe capable of supporting evolution. In all other instances, where universes were unstable and collapsed, or rocks were too hot or cold to support life, nobody looked back and wondered how they got there.
Did you bother to watch the video I posted? You should, because then you would see the overwhelming evidence we live in an undeniably fine tuned universe, or world as you say. Really, it is not even controversial. But it does require the existence of a nearly infinite number of alternate universes.
By the way, @stonesfan129, evolution is completely compatible with a purpose tuned universe. Of course, evolution is incompatible with traditional religions. But that is not what I am talking about.
I'll post this video again for latecomers.
Show me "God" then we'll talk.
Life should do a better job of taking notes along the way.
Actually.... about that...
It does a pretty tidy job. I mean the fossil record is damned impressive when you really step back and think on what it represents. And also, light takes so long to travel through the expanse that we can see almost back to the origin of the universe itself if we just look at the right part of the sky. When you really ponder on it, the note-taking is extremely thorough.
The concept of fine-tuning of the universe is an old one in science. The Wikipedia entry well worth a read.There was a pothole in the road, and after a rainstorm the pothole became filled with a puddle of water. This puddle somehow became self-aware and capable of somewhat logical thought. It pondered the matter of its existence and noted that the pothole it was in was exactly the right size for it; not a milliliter too big or too small. So the puddle came to the inescapable conclusion that the pothole was carefully fine-tuned for it, and this was clear evidence of a Divine Creator of potholes.
If members can break their favorite habit of dismissal and mockery as the goal against Dotini, then maybe you can have a decent discussion.
My assumption here is that I'm the most important member of the forum - more important to address that any actual subject matter. I guess I should be flattered!
Edit to add quote.
What I find particularly humorous is the apparent "to disagree with me is to attack me" stance you so frequently take, and which is reflected in the text I quoted in my post above. This stance manifests in other, similar ways, such as the earlier [paraphrased] "you must not have watched the video I posted because you disagree with me" and [also paraphrased] "so many people are getting 'likes' while I'm not" from the fairly recent past. It seems you don't want discussion so much as for others to treat what you say as gospel.My assumption here is that I'm the most important member of the forum - more important to address that any actual subject matter. I guess I should be flattered!
Oh I think I make a happy balance between hard science and more speculative stuff. I intend to keep it up, as we learn sometimes and sometimes merely get entertained. Please deposit your quarter in the slot below.I think the laughable part is the woowoo you keep trying to pander to us as legit science.
Go watch a debate between Deepak Chopra and any of the 4 horsemen.
Yeah, I'm tapping out of that.Go watch a debate between Deepak Chopra and any of the 4 horsemen.
For instance, this video is not woo at all, but science presented by a proper astrophysicist.
The universe really is fine tuned for life
and the multiverse hypothesis allows us to interpret it as random and rule out God and religion.
Absolutely correct!! (But I do want us to think and talk about all of them.)This isn't the complete list of possibilities that you want us to think it is.
There are fine tuning arguments that are naturalistic.[31]:125 First, as mentioned in premise section the fine tuning might be an illusion: we don't know the true number of independent physical constants, which could be small and even reduce to one. And we don't know either the laws of the "potential universe factory", i.e. the range and statistical distribution ruling the "choice" for each constant (including our arbitrary choice of units and precise set of constants). Still, as modern cosmology developed various hypotheses not presuming hidden order have been proposed. One is an oscillatory universe or a multiverse, where fundamental physical constants are postulated to resolve themselves to random values in different iterations of reality.[32]:3–33 Under this hypothesis, separate parts of reality would have wildly different characteristics. In such scenarios, the appearance of fine-tuning is explained as a consequence of the weak anthropic principle and selection bias (specifically survivor bias) that only those universes with fundamental constants hospitable to life (such as the universe we observe) would have living beings emerge and evolve capable of contemplating the questions of origins and of fine-tuning. All other universes would go utterly unbeheld by any such beings.
Main article: Multiverse
The Multiverse hypothesis proposes the existence of many universes with different physical constants, some of which are hospitable to intelligent life (see multiverse: anthropic principle). Because we are intelligent beings, it is unsurprising that we find ourselves in a hospitable universe if there is such a multiverse. The Multiverse hypothesis is therefore thought to provide an elegant explanation of the finding that we exist despite the required fine-tuning. (See [33] for a detailed discussion of the arguments for and against this suggested explanation.)
The multiverse idea has led to considerable research into the anthropic principle and has been of particular interest to particle physicists, because theories of everything do apparently generate large numbers of universes in which the physical constants vary widely. As yet, there is no evidence for the existence of a multiverse, but some versions of the theory do make predictions that some researchers studying M-theory and gravity leaks hope to see some evidence of soon.[34] Some multiverse theories are not falsifiable, thus scientists may be reluctant to call any multiverse theory "scientific". UNC-Chapel Hill professor Laura Mersini-Houghton claims that the WMAP cold spot may provide testable empirical evidence for a parallel universe,[35] although this claim was recently refuted as the WMAP cold spot was found to be nothing more than a statistical artifact.[36]Variants on this approach include Lee Smolin's notion of cosmological natural selection, the Ekpyrotic universe, and the Bubble universe theory.
Critics of the multiverse-related explanations argue that there is no independent evidence that other universes exist. Some criticize the inference from fine-tuning for life to a multiverse as fallacious,[37] whereas others defend it against that challenge.[38]
Stephen Hawking, along with Thomas Hertog of CERN, proposed that the universe's initial conditions consisted of a superposition of many possible initial conditions, only a small fraction of which contributed to the conditions we see today.[39] According to their theory, it is inevitable that we find our universe's "fine-tuned" physical constants, as the current universe "selects" only those past histories that led to the present conditions. In this way, top-down cosmology provides an anthropic explanation for why we find ourselves in a universe that allows matter and life, without invoking the ontic existence of the Multiverse.[40]
One hypothesis is that the universe may have been designed by extra-universal aliens. Some believe this would solve the problem of how a designer or design team capable of fine-tuning the universe could come to exist.[41] Cosmologist Alan Guth believes humans will in time be able to generate new universes.[42] By implication previous intelligent entities may have generated our universe.[43] This idea leads to the possibility that the extra-universal designer/designers are themselves the product of an evolutionary process in their own universe, which must therefore itself be able to sustain life. However it also raises the question of where that universe came from, leading to an infinite regress.
The Designer Universe theory of John Gribbin suggests that the universe could have been made deliberately by an advanced civilization in another part of the Multiverse, and that this civilization may have been responsible for causing the Big Bang.[44]
As with theistic evolution, some individual scientists, theologians, and philosophers as well as certain religious groups argue that providence or creation are responsible for fine-tuning.
Christian philosopher Alvin Plantinga argues that random chance, applied to a single and sole universe, only raises the question as to why this universe could be so "lucky" as to have precise conditions that support life at least at some place (the Earth) and time (within millions of years of the present).
This fine-tuning of the universe is cited[46] by philosopher and Christian apologist William Lane Craig as an evidence for the existence of God or some form of intelligencecapable of manipulating (or designing) the basic physics that governs the universe. Craig argues, however, "that the postulate of a divine Designer does not settle for us the religious question."
Philosopher and theologian Richard Swinburne reaches the design conclusion using Bayesian probability.[47]
Scientist and theologian Alister McGrath has pointed out that the fine-tuning of carbon is even responsible for nature's ability to tune itself to any degree.
Theoretical physicist and Anglican priest John Polkinghorne has stated: "Anthropic fine tuning is too remarkable to be dismissed as just a happy accident."[50]
Proponents of intelligent design argue that certain features of the universe and of living things are best explained by an intelligent cause, not an undirected process such as natural selection.[51]:5 The fine-tuned universe argument is a central premise or presented as given in many of the published works of prominent intelligent design proponents, such as William A. Dembski and Michael Behe.[52]:107
Absolutely correct!! (But I do want us to think and talk about all of them.)
Also, so are many science vids, science articles and peer-reviewed science papers on fine-tuning. I invite members to find better ones than I so far have.
No, but I promise I will look. If you looked too, that would be a good thing.Okay, I'll bite. For me, the biggest hurdle that "fine tuning" has to get past is the possibility of non-carbon-based life. Maybe when his precious 20 dials are tweaked just a bit, we get a universe where silicon-based life exists, or one where ammonia-based life exists. That doesn't make anything fine-tuned at all; it could be that in universes as vast as ours, some form of life is eventually going to find suitable conditions to live.
He attempts to wave this away by saying, essentially, "sure, non-carbon-based life is possible, but the types of exoplanets we're finding suggest that Earth itself is a very rare planet." So what? Non-carbon-based life might not need a planet like Earth at all. And carbon-based life could probably exist on planets that are less like Earth, and more like the planets we seem to be finding in more abundance. It was an extremely shallow attempt to wave the question away with almost nothing of substance actually said.
You have any videos or articles that make a better attempt at answering that?
What exactly do you mean by fine tuning. Let's be specific here. Are we talking about Earth being in the "goldilocks" zone? Or are we talking constants of physics. Because the discussion of those is related, but different.
In this discussion, I would like to consider the following properties of the universe:
1. Ratio of the gravitational to the electric (Coulomb) force
2. Strength of nuclear force powering stars
3. Average density of matter in the universe
4. Ratio of ordinary matter to dark matter
5. Not too large strength of dark matter
6. Quantum clumpiness in the moments after the Big Bang
7. Just right conditions for formation of carbon and oxygen
8. Unusual properties of water compared to other liquids
9. Fact that the neutron is slightly heavier than the proton
10. Minute imbalance of matter over anti-matter
In this discussion, I would like to consider the following properties of the universe:
1. Ratio of the gravitational to the electric (Coulomb) force
2. Strength of nuclear force powering stars
3. Average density of matter in the universe
4. Ratio of ordinary matter to dark matter
5. Not too large strength of dark matter
6. Quantum clumpiness in the moments after the Big Bang
7. Just right conditions for formation of carbon and oxygen
8. Unusual properties of water compared to other liquids
9. Fact that the neutron is slightly heavier than the proton
10. Minute imbalance of matter over anti-matter