2thePoint
Looking Up
Forgive my failure once again to adhere to academic rigor worthy of a doctoral thesis. This is a casual conversation among non-experts (AFAIK) and I have made no claim to being any kind of scientist or cosmologist. Yet in your following paragraph you do explain this independent measurement method. And if redshift is not used, albeit partially, to determine distance, then it's a meaningless factor upon which to claim that the universe is expanding. So I think you're actually trying to be too precise in terminology here.I need to clarify that, other than at extreme redshift values, redshift is not used to determine distance. Otherwise your own statement wouldn't make sense: "the object with higher redshift is nearer than the object with the lower redshift"? I hope you'll agree with me that you can't meaningfully say that unless you have some independent, non-redshift way of measuring the distance.
How, exactly?What happens, rather, is that astronomers measured the distance to celestial objects,
Again, exactly how?and then independently measured the redshift,
So two arbitrary assumptions verify each other? And if the first, unspecified method is the "gold standard", who needs the second? Of what purpose is red-shift in telling us anything about distance or movement when we already have a verifiable, scientifically rigorous method of measuring such distances?and found that in most cases they were linearly correlated - Hubble's Law. But if you have any evidence that shows that they aren't, such as those cases you're talking about with a high-z source in front of a low-z source, I'm very interested to look at them.
FWIW, here is a video that mentions some of the anomalies: ‪BigBangFraud‬‏ - YouTube
Yet another reason to discount red-shift as a meaningful indicator of distance or movement. But this too is contested and heavily dependent upon underlying presumptions.(It should also be noted that in recent years the importance of red-shift as evidence for the Big Bang has been overtaken by the cosmic microwave background, of which we now have very good measurements using satellite microwave telescopes. But we'll settle one thing at a time.)
But this is still not steady state; it is a continually changing universe that in essence is a giant perpetual motion machine. Where does the new matter come from, is it magic? Things can't cause themselves to exist, and having a beginning (required by the word "new") eliminates an eternal existence--- unless another fudge factor is added, that being "it came from somewhere else"... and into an endless, unobservable regression. (I haven't watched the move Inception, but it sounds like this.) Even with all this, there must be some source or point of origin where all this stuff is coming from, and thus a kind of singularity, bang or not. (Expansion is expansion regardless of the speed.)As I've said, the standard (Hoyle's) steady state model imagines a universe where new matter is continually being created throughout empty space. This resolves the problem since you can get both stuff flying outwards continually, and the density of matter remaining constant - meaning to say that density doesn't decrease running forwards in time, and also that it doesn't increase running backwards in time, and therefore there is no singularity and so no Big Bang.
This is going back to more of what I had in mind with the term "steady state"; what we see now is what it has been and will be.Also note that the Electric Universe, if I recall correctly, does not have continuous matter creation - and so you can't have both at the same time.
Sounds like a classic tautology to me, but then, I'm no expert in GR.Simply because GR gives you the mathematics that tells you, given a certain redshift, how fast this redshifted object is going. If that relationship is wrong, then GR is wrong.
It seems to be a modern, western phenomenon. Climategate, anyone? And a quick google search will turn up many testimonies of blacklisting, though you may have to drill down a bit, because such embarrassments to science's reputation of impartiality and love of fact over theory are frowned upon. The pharmaceuticals industry is apparently rife with political and corporate coverups, and surely you acknowledge the many frauds that have been uncovered about alleged missing links in biology. Astronomy is no less political and cosmologists are no less human. It happens.Let me ask you two questions. Firstly, when have we ever seen any other science behave like this?
Agree that disputes have happened of course. But careers can, have, and do get trashed if there is sufficient control by one side. Remember Galileo, the case anti-theists love to trot out all the time? He was not against religion but the science of his day, and the problem was that the church was marching lockstep with science at the time. His career, even his very life, depended on conformity to the will of the powerful majority. But today the peer pressure is much more pervasive, as told in the Cosmology Statement.Indeed, Bohr subsequently fought hard to champion the new physics, and Einstein fought hard against it. We remember them both as legendary physicists: which only goes to show that your career won't get thrown into the trash bin just because you support new science, or don't support new science. (Einstein's lesser-known colleagues Podolsky and Rosen also became well-known for working together on the EPR paradox, too, so this doesn't just apply to people who had strong reputations to start with.)
I don't have the means to either confirm or deny this.Don't confuse this with the well-known (and unfortunate) fact that non-standard cosmologies don't get enough telescope time. People like Halton Arp keep complaining about being shut out of major institutes: they conveniently forget that about 80% of experimental proposals from standard cosmology are also rejected.
Didn't he miraculously find that scope time in Europe?We simply don't have enough telescopes to go around, and we'll have even less telescopes if after five years of free rein with the Hubble telescope Arp decides "I was completely off-base after all, sorry folks, now who was next in line?".
DEEP... POCKETS. Creation scientists aren't going to get taxpayer help anytime soon either. But I'm rather disappointed that you'd take this opportunity to engage in petty flaming against people who aren't here to defend themselves.But this could all be solved in a very simple way: get the creationist folks with the deep pockets to just build a telescope complex for non-standard cosmology. Then they'd get all the telescope time they wanted. (The fact that they'd rather build a dino museum and a faux ark tells you where their true priorities lie, by the way.)
Oh please. Plasma theory is on the level of rubber duckies now? My background is in electronics, and one thing we know without doubt is that everything in the universe is made of atoms, each of which is a little, powerful electromagnet. That the universe should exhibit electrical properties then comes as no surprise but a very reasonable deduction from what we observe about electromagnetism. Nothing rubber, or petty, about that.But from a theoretical point of view, there's no problem with believing that the universe is made of plasma, or rubber duckies all the way down for that matter.
I'm sorry, but when someone resorts to such tactics, further effort at civilized discussion is futile. But I thank you for the good parts.
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