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Member (Idle past 5291 days) Posts: 766 From: Newcastle, Australia Joined: |
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Author | Topic: Punctuated equilibrium vs spontaneous generation | |||||||||||||||||||
PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
quote: No, that's just the creationist misrepresentation of what happened. What really seems to have happened is that paleontologists got hung up on an idea of evolution always proceeding at a very slow and more or less constant rate (here I assume that Gould and Eldredge are at least correct regarding their own discipline). The main line of evolutionary theory, on the other hand was working on quite different ideas - and Gould and Eldredge tapped into those to formulate their concept of punctuated equilibria. Which is, in fact, closer to Darwin's views than the "phyletic gradualism" opposed by Gould and Eldredge. Even Gould and Eldredge's view of the evidence is more consistent with evolution than creationism. Creationists generally accept that evolution between species can and does happen - but deny relationships between higher taxonomic groups. Thus if PE were wholly false we should expect to see many more species-level intermediates and if creationism were true we should expect to see no intermediates between higher level groups. It is significant that the intermediates actually found are those that we would expect to see if evolution and PE were true - not those we would expect to see if PE were entirely false and a typical creationist view was correct.w
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PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
Well I reject most of your accusations against "evos". Nor do I accpet your opinion of the fossil record - it may not be as complete as we would like, but it still strongly endorses evolutio.
Your argument essentially reduces all the major transitionals to coincidence - but it has to be asked why these strange coincidences are so strongly consistent with evolutionary theory. Is it really reasonable to put down the fossils illustrating the development of the mammalian jaw structure down to coincidence ? And if it were a coincidence why would it appear at the right period in the fossil record ? Quite frankly I would say that it is your argument that doesn't take the full fossil record into account.
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PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
Well if you aren't attributing the fact that we do have good intermediates which turn up at the right sort of position in the fossil record to coincidence, how do you explain it ?
"Commonality" doesn't work because it doesn't deal with the time factor - which leaves the timng down to coincidence. Nor does it really explain why we should have intermediate structures - especially not intermediates with the "double hinge" structure evolution would need to make the transition. Commonalities explain functional similarities - like the similar shape of sharks, icthyosaurs and dolphins but not the intermediates actually found. You say you can explain the intermediates in the evolution of the mammalian jaw - well lets' see you do it. Offer a real explanation for why we see the double hinge structure and why it appears at the right point in the fossil record. And you are still wrong about PE. PE didn't show up problems in evolution - only a problem in paleontology - a problem that was solved by using up to date evolutionary theory. ”
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PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
Well you are wrong on both counts.
Eldredge and Gould explicitly state that they are applying existing evolutionary theory to the question of the fossil record. There's no mention of any genuine evolutionary model underlying the view that they oppose. And no you haven't expalined why the double hinge jaw should happen to appear at the time it would have to if the mammalian jaw evolved from the reptilian model. Or really why it should appear at all. Is it just a big coincidence ?i
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PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
quote: Of course anyone who looks back at the actual post can see that it did raise scientific points and only included one short comment on the Bible. It's pretty clear that you are using that one short sentence as an excuse to evade the scientific issues and falsely claim victory.
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PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
quote: In other words you are using ad hominems to avoid answering the scientific points raised in the post. That IS evasion.
quote: Of course the fact is that that was just one short comment apart from the main thrust of the post. If you did not want to divert the discussion you certainly had the option of ignroing it. Instead you chose to ignore the scientific points to which you really have no good answer. Indeed the sentence you take offence at is a question - and one you did not even answer.As for the religious side of things you're the one making a big deal of it. So I would say that you're in no position to make the sort of attacks we see above. quote: Well he didn't attack the Bible as such - all he did was point out that your ideas seemed to disagree with the Biblical account. If the Bible isn't important to you you coulkd simply have disagreed and moved on. So presumably it is important to you - and you can't answer the point. Unless it is just an excuse to ignore the main part of the post. As to the question of whose arguments are weak I only need to point out that one person is choosing to make one marginal issue the centre of the discussion - and is using it as the basis for an ad hominem argument for dismissing the other points. I would say that that person is the one who concedes that his arguments are weak.
quote: Of course you haven't even shown that Nark actually thought that his comment DID advance his theory. He might, for instance, have thought that it is somethinh you would consider a weakness in your own. And by your reaction it appears that he was right - and that it threatened your beleifs and so we see you reduced to evasions and ad hominems as if they advanced your theory.
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PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
In Message 16 Randman claimed:
quote: And that there are only a
quote: So when he claim that he has "sound arguments" to deal with the fact that there are many transitionals that appear geologically where they should if evolution were true we should expect something more than ad hoc excuses. SO what arguments does he offer ?
quote: This is a speculative answer, and does not appeal to the actual evidence at all - not even the specific example of the mammalian jaw raised earlier in this thread. The suppposed basis of this argument can be just as easily dismissed as the product of Randman's own prejudice. This is not a sound argument.
quote: This is another purely speculative answer, essentially amounting to the idea that "God (Or the Intelligent Designer) just did it that way". Which is a non-scientific answer not least because it could be claimed no matter what the fossil record showed. And that in itself makes evolution a better explanation - because it IS more constrained.
quote: What Randman carefully leaves out is any explanation of how he gets from the scientific ideas of Wheeler to an actual explanation of the data in this case. Without that this is not any sort of argument at all. Indeed it looks very like pseudoscientific "New Age" abuses of QM. In conclusion all of these are ad hoc excuses. None of them is supported by any appeal to the actual evidence. Two of the thre "answers" accept that the evidence actually IS consistent with evolution in this important respect and seek to explain it away - without actually offering a good explanation in either case. Wrose it seems that Rnadman's "rational" approach involves making claims about the evidence without actually bothering to find out what the evidnece actually is. Indeed Randman even denied that much of the evidence he tries to explain away actually existed. That is not a rational approach.T
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PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
quote: i.e. you appealed to your prejudices. Thus your argument is self-defeating, because it is valid it must be rejected by the very criteria it uses.
quote: Your criticisms are entirely in error. Firstly theistic evolution is commonly taken as a faith position and thus it matters not if it is unscientific, unfalsifiable or even a less-good explanation than naturalistic evolution. Secondly none of these points proves theistic evolution false - a view may be less well supported by the evidence and still true. Thirdly since we are only considering one piece of evidence - the fossil record - my points do not rule out other evidnece (scientific or otherwise) which might be held to weigh more heavily in favour of theistic evolution. Thus your assertion that my argument asserts that "theistic aevolution cannot be true" rests on both an extreme form of Scientism and an incomplete consideration of the evidence. As to your other point, there are species-level transitions in the fossil record and thus any position that denies that they will be found is already falsified. Also the "absence" of species level transitions is a purely ad hoc assumption that would have never been included if they were commonly found. PE is also preferable since it is rooted in actual science rather than the religious hypotheses of progressive creation or ID.
quote: In other words you do not look at the evidence, you deny that it exists and then you accuse your opponents of ignoring the evidence.The mere fact that we are still discovering new transitionals - one was announced a few days ago - completely demolishes your argument. Finally on QM I suggest that you explain the specific effects you have in mind and - if you indeed have already explained how they can happen, using real science (and not your opinions) you should offer a link to the thread. Quite frankly as it stands there is simply no reason to take your argument as anything more than a desperate appeal to discount all the evidence without any real basis. Which certainly would be a very odd thing to do if you really beleived that the evidence firmly supported your claims.
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PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
quote: I cannot see that you proved me wrong because you did not. At the most you could see that the criticisms I made of your suggestion could also be applied to some forms of theistic evolution - but that neither disproves theistic evolution nor is it a valid criticism of my arguments. Moroever any individual who claims to be rational should understand that they cannot prove me wrong by refuting a claim I never made. Since I did not claim that only ID'ers wished to credit God, arguing otherwise is a mere red herring.
quote: Whether your view is in agreement with the facts as you see them is an interesting question. The fact that your make arguments directed at rejecting all evidence would suggest at the very least that you doubt that the evidence does support your view. Nevertheless when you accuse others of refusing to consider all the evidence when they disagree with you it should be reasonably be expected that you do have a good degree of familiarity with the whole of the evidence. If the "way you see" the evidence omits significant parts of it then it is clear that you lack such familiarity and are not in a position to render such judgements.
quote: It is evidence of bias in that you attribute great significance to such a trivial thing and with so little knowledge. Reconstruictions of the soft parts of fossils often involve a degree of speculation and thus will often have one error or another. The mere fact of an error in such a reconstruction - is of no great significance at all. Yet when your usage of this example is questioned all you can try to do is accuse your opponents of denying the facts. In other words the fact that you use this example is evidence of your prejudice. And the fact that you misrepresent the criticisms of your usage is yet further evidence.
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PaulK Member Posts: 17828 Joined: Member Rating: 2.6 |
quote: Of course the real fact is that you aren't up to intelligent discussion. You complain that ad hoc exccuses for discounting contrary evidence are called what they are. You misrepresent your opponents positions so that you can claim that they are wrong. And now, because you have lost so badly you run away leaving this ill-tempered and completely false rant.
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