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NASA's Hubble Space Telescope has broken the distance limit for galaxies
"Greg Neill" wrote in message . .. Ken S. Tucker wrote: Are you guys painting yourselves into a corner? I think so. Sam, when you say, "cannot see", you're presuming no EMR can be received from Galaxy 1 to 2, yet Hubbles constant only red shifts. We shouldn't find them moving at relative speeds greater than "c", otherwise toss out SR and the Conservation of Mass-Energy Law, as has been already done. The Hubble constant tells us how fast space at a given distance is expanding away from space at our location. The matter in space moves along with this so-called "Hubble Flow". This is why we say that space is expanding. Relativity does not place constraints upon how fast regions of space may be moving with respect to each other, only on how fast anything may move *in* space. Space beyond about 13.7 billion light years in any direction is moving away from us at greater than c, so light from anything past that distance will never get here. That is our 'cosmic horizon'. Why do people seem to assume that the 'answers' to the grand questions of reality are to be found in an extreme? Either quarks or quasars so to speak. Hasn't it occurred to anyone that just the opposite is true? That the answers are to be found in the critical interaction between the opposite extremes in possibility? That the best 'lens' of all to understand reality is a mirror? And why do people seem to assume the simplest components and most universal forces also are the place to search for ultimate truths? Hasn't it occurred to anyone that, just like a larger sample produces the more accurate results, that the most complicated in the universe, not the simplest, are the place to search for fundamental law? And why do people assume the most important information is found in component properties? Hasn't it occurred to anyone that universal behavior, not ultimate components, explains our reality? There are only two types of motion/behavior. There is subcritical behavior like that of gravity or a solid, tending to coalesce or simplify the system. And there is it's opposite, supercritical behavior like that of cosmic expansion or a gas, tending to complicate the system. Any real world system can be defined in terms of these two opposing tendencies or behavior. For a simple cloud, the subcritical behavior of condensation is in an unstable equilibrium with it's opposite, the supercritical behavior of vapor. When these opposites in behavior are critically interacting, so that neither types dominates, then the system....evolves...it produces emergent properties that are not possible by either behavior alone. For instance lightning and hurricanes etc. In the most abstract, these two opposites in behavior can be considered that which tends to create or maintain order, or it's opposite of that which tends to destroy order. Or constraint vs freedom. In attractor theory these two opposites are termed generically as static and chaotic. But any system at all can be defined in terms of the relationship between these two universal tendencies. The unstable equilibrium between static and chaotic attractors spontaneously produces a third attractor called dynamic. Some examples.. Abstract systems..... (emergent) Static dynamic chaotic (subcritical) (critical) (supercritical)) Real systems....... Solid liquid gas Condensation cloud evaporation (cloud) Classical motion thermodynamics quantum motion (physics) Particles inertia waves Matter light energy Dictatorship democracy anarchy (society) Buyer market seller Genetics selection mutation Newton Darwin Heisenberg Motion Life Energy As in the unstable equilibrium between the opposites of science and religion yields the emergent system property called philosophy. A simple system would be one which is dominated by one or the other opposites. A complex system would be one where the behavior is the result of an unstable balance of the two. So that both classical and quantum methods at once would be required to fully describe the system. Only complex systems produce emergence, which is the higher level order or properties, such as intelligence emerging from life. Or efficiency emerging from the competing forces in a market. All higher level order, from stars to life, are the result of complexity as described here, as being the critical interaction between particle and wave like behavior. So you see, the most complex the universe has to offer is the source of fundamental law. LIFE shows us how the physical universe works. NOT the other way around. And if you still believe that physics is the source of understanding life, you are still mired deeply in a scientific Dark Age. And still looking at the universe using a backwards frame of reference. Thanks for reading Jonathan Dynamics of Complex Systems (full online text) http://necsi.org/publications/dcs/ |
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