tag:blogger.com,1999:blog-22973357.post4732907610157586481..comments2023-09-27T07:44:19.769-04:00Comments on Sabine Hossenfelder: Backreaction: The present phase of stagnation in the foundations of physics is not normalSabine Hossenfelderhttp://www.blogger.com/profile/06151209308084588985noreply@blogger.comBlogger306125tag:blogger.com,1999:blog-22973357.post-58886985256293347542020-08-15T01:13:56.439-04:002020-08-15T01:13:56.439-04:00I have explained dozens of times why this supposed...I have explained dozens of times why this supposed argument is wrong. First, the number of scientists has been increasing exponentially. Counting years makes no sense, you need to count work-hours. Second, the problem is not the duration during which they did not make progress, the problem is that they do not learn from their mistakes.<br /><br />Please make some effort to first understand what ISabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-50070032386115276642020-08-15T01:02:15.713-04:002020-08-15T01:02:15.713-04:00You talk about the lesson on the "history of ...You talk about the lesson on the "history of physics" to make an argument about "today's stagnation. <br />But you're wrong! <br />If you compare the different scales of time about the progress in physics in the last century with the same progress in the last 2000 years, what you call" stagnation" is nothing.<br />For instance, it took more than 14 centuries to Marcelohttps://www.blogger.com/profile/08637194731740883249noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-33842126273774277432020-01-03T16:21:41.200-05:002020-01-03T16:21:41.200-05:00The problem with physics stems from the system of ...The problem with physics stems from the system of units that it uses. Einstein show that a reference point is required to correctly interpret position and motion. The same applies to a system of units. One cannot get the correct interpretation of physics unless the units of measurements which are used are definable in terms of each other. Otherwise, there is no way to correctly relate Randyhttps://www.blogger.com/profile/02947724721457894375noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-63736481749968175912019-10-21T16:29:57.431-04:002019-10-21T16:29:57.431-04:00Yes, best to focus on mathematically well-defined ...Yes, best to focus on mathematically well-defined problems. Do you want research avenues that require only thought experiments? I can help. Here's one: In the Lunar Laser Ranging experiment, where the distance between the Earth and the Moon is measured by a ground-based laser, it's assumed that the laser's light moves at c. But GR predicts that clocks run faster on the Moon's Tom Fuchshttps://www.blogger.com/profile/17646011875919892992noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-6120744834707406012019-08-24T21:36:18.459-04:002019-08-24T21:36:18.459-04:00I think more young physicists ought to apply for j...I think more young physicists ought to apply for jobs in the Swiss patent office...Alan Whitehttps://www.blogger.com/profile/02903035524093267176noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-62362594459966329172019-08-02T12:02:29.390-04:002019-08-02T12:02:29.390-04:00I just was talking about the subject with a guy. T...I just was talking about the subject with a guy. That is why i am here. At some point the great discoveries are done, all that is left are the leftovers. There were the big leaps and now there are only small steps left. Recognising this 'fact' enables to put scientific model in perspective...the scientic model is to limited for deep penetration in the reality of things. GlennGouldhttps://www.blogger.com/profile/11273654320002121417noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-51101738979345595492019-03-10T10:56:02.612-04:002019-03-10T10:56:02.612-04:00Hi WSG,
I found your brief comments intriguing and...Hi WSG,<br />I found your brief comments intriguing and somewhat confirmative. I would like to correspond with you privately. I can be reached at lyingsweetly@gmail.com.<br />Please forgive me if I do not respond promptly. I have a terrible cold virus right now.Lying sweetlyhttps://www.blogger.com/profile/09807738942028354894noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-86078626166975857282019-03-09T12:41:11.386-05:002019-03-09T12:41:11.386-05:00I agree that the Physic is in crisis and nobody wa...I agree that the Physic is in crisis and nobody wants it to be true. I myself am a mathematician with some experience in the field of Artificial Intelligence. Several years ago I developed a decision model that has interesting properties pointing towards physics. I tried several times to start at least a discussion with theoretical physicists about the - admittedly unusual - approach. Maybe here Siegfried Genreithhttps://www.blogger.com/profile/16684440483745883969noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-15660066452017938812019-01-05T04:11:21.802-05:002019-01-05T04:11:21.802-05:00I feel a little embarrassed at adding to what is a...I feel a little embarrassed at adding to what is a huge thread, but I recently got involved in a web debate, and I refereed a paper. There was a common problem. For the debate, I was admonished because a reference I cited was "dated". For the paper there was a small series of papers that addressed a problem 25 years ago and was ignored. My attitude is the age of the paper is irrelevant:Ian Millerhttps://www.blogger.com/profile/17252375814985734176noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-60043555391163333322019-01-04T14:33:40.537-05:002019-01-04T14:33:40.537-05:00It's already happened.It's already happened.Emmette Davidsonhttps://www.blogger.com/profile/15566381168125492666noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-77001450190716947002019-01-03T18:56:30.761-05:002019-01-03T18:56:30.761-05:00@ Emmette Davidson
We are discussing the present ...@ Emmette Davidson<br /><br />We are discussing the present phase of stagnation in the foundations of physics and the utility of the I Ching in finding a solution.<br /><br />The preferred method is of course is to use fifty Yarrow stalks, failing that three coins, preferably Chinese w/ holes. This may be a bit of trouble, but where else will you find advise like, “Progress like a gerbil?” That Don Fosterhttps://www.blogger.com/profile/04814669413022486958noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-15252652561254597062018-12-31T16:39:19.179-05:002018-12-31T16:39:19.179-05:00Don Foster, I'm often misunderstood. You'r...Don Foster, I'm often misunderstood. You're a good mystic; I merely played off the synchronicity offered in your comment to challenge a bad one in another thread (but on that point was - unsurprisingly - intercepted by management... as if they don't need help also in retrieving the concept from their clutches, or perhaps actually prefer multiple realities). My point here was not Emmette Davidsonhttps://www.blogger.com/profile/15566381168125492666noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-10547231568556218602018-12-30T11:17:53.759-05:002018-12-30T11:17:53.759-05:00Emmette Davidson: “semi-qualitative heuristic mode...Emmette Davidson: “semi-qualitative heuristic model” eh? Surely we can do better than that.<br /><br />The mathematics of dissipative systems may feel a bit dodgy to a quantum physicist, but the systems themselves can be very robust. There are 350-some genes and certain cell functions that are present in every living thing on earth, plant and animal. Biologists have triangulated their origin backDon Fosterhttps://www.blogger.com/profile/04814669413022486958noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-13392603110215921172018-12-29T15:47:35.389-05:002018-12-29T15:47:35.389-05:00Don Foster, “semi-qualitative heuristic model” eh?...Don Foster, “semi-qualitative heuristic model” eh? Surely we can do better than that.Emmette Davidsonhttps://www.blogger.com/profile/15566381168125492666noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-84481129758241616642018-12-28T12:38:13.850-05:002018-12-28T12:38:13.850-05:00Ian,
I believe we are in general agreement. I wou...Ian,<br /><br />I believe we are in general agreement. I would only add that it is difficult to hold to empiricism at the margins of our observational range. Our mathematical formalisms only predict aggregate outcomes at the quantum scale. They tell us nothing about the underlying processes, which lie beyond the range of direct observation. As it stands now, and may always stand, quantum bud raphttps://www.blogger.com/profile/06948881286545517324noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-75900715527458392642018-12-28T10:02:45.107-05:002018-12-28T10:02:45.107-05:00One more comment about the perpetual nature of the...One more comment about the perpetual nature of the universe. Our assumption of our world is a zero-sum-game in our understanding of the laws of classical physics, which has been carried over to everything else. The zero-sum-game can’t be true Incase of expanding universe and speeds of galleries. It can’t also be true in explaining the new bornes on our earth. I wonder if we drop the lack of Dr. Perry Daneshgarihttps://www.blogger.com/profile/09396622964727654830noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-77058635235501783342018-12-27T17:27:36.472-05:002018-12-27T17:27:36.472-05:00With so many comments and no clear resolution, I d...With so many comments and no clear resolution, I decided to consult the wisdom of the ancients and throw the I Ching for the first time in a decade or so. <br /><br />The first hexagram was “Chin” – Progress. The image is: “The sun rises over the earth… The light of the sun as it rises over the earth is by nature clear. The higher the sun rises, the more it emerges from the dark mists, spreading Don Fosterhttps://www.blogger.com/profile/04814669413022486958noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-6770978680857635392018-12-27T01:25:36.442-05:002018-12-27T01:25:36.442-05:00bud rap, I agree with what you are saying, except ...bud rap, I agree with what you are saying, except I don't think it contradicts my position. In John Pople's Nobel lecture, (he got the prize for developing "ab initio" quantum descriptions of the chemical bond, he stated that (from memory) various constants of integration were assigned from 250 odd experimental data. To me, that is empirical. Similarly, Quantum Field Theory is Ian Millerhttps://www.blogger.com/profile/17252375814985734176noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-70598108334622643572018-12-26T18:08:10.512-05:002018-12-26T18:08:10.512-05:00Ian Miller,
"The question becomes, is mathem...Ian Miller,<br /><br />"<i>The question becomes, is mathematics a tool for physicists, or is physics an application for mathematics.</i>"<br /><br />That's one way to frame the problem, but I think it misses the central issue. Over the last century math has evolved from a tool of science to a replacement for empiricism at the core of science. This has resulted in two standard modelsbud raphttps://www.blogger.com/profile/06948881286545517324noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-62176135988128344812018-12-26T12:25:56.182-05:002018-12-26T12:25:56.182-05:00The question becomes, is mathematics a tool for ph...The question becomes, is mathematics a tool for physicists, or is physics an application for mathematics. I am strongly of the opinion it should be the former, and the key to any equation is what does it say about the physical world, and not whether it is elegant or mathematically pure. Ian Millerhttps://www.blogger.com/profile/17252375814985734176noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-70670767871591537022018-12-26T08:32:00.635-05:002018-12-26T08:32:00.635-05:00I guess I agree with the points made here too abou...I guess I agree with the points made here too about physics having become too mathematical. It's not that mastery of math is bad (quite the contrary), but rather that doing physics is (or should be) more than doing pure math. It may all have started due to a lack of mathematical rigor in the physics community about a century ago:<br /><br />https://en.wikipedia.org/wiki/David_Hilbert#Physics<Count Iblishttps://www.blogger.com/profile/17234653545597441999noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-18506720478356393272018-12-24T10:53:37.705-05:002018-12-24T10:53:37.705-05:00Sabine. A quick question for you. Has anyone studi...Sabine. A quick question for you. Has anyone studied the question of perpetually and it’s application to dark matter? We just assume that prepetual motion or machines can’t exist. Is it possible that if it was possible some of the our understanding and explanation of universe could change?<br /><br />ThanksDr. Perry Daneshgarihttps://www.blogger.com/profile/09396622964727654830noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-60119255513304837352018-12-22T04:35:41.676-05:002018-12-22T04:35:41.676-05:00Maybe we need to begin again, before Physics went ...Maybe we need to begin again, before Physics went off the rails.<br />Toss out all the assumptions, and admit that some cherished theories are not perfect.<br />I propose we begin at Maxwell, and realise that his equations are only partly useful. From there we toss out, everything from Einstein, Planck, Schrodinger, the CMB assumptions, Hubble's assumptions on an expanding universe, the Anonymoushttps://www.blogger.com/profile/10805887083691895204noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-23060002220858816782018-12-21T13:27:56.858-05:002018-12-21T13:27:56.858-05:00Sabine,
“Causality is the relationship between ca...Sabine,<br /><br />“Causality is the relationship between causes and effects. It is considered to be fundamental to all natural science, especially physics.” (Wiki – Causality)<br /><br />“The present does not seem to me to be an opportune time to enter into the investigation of the cause of the acceleration of natural motion, concerning which various philosophers have produced various opinions…”Don Fosterhttps://www.blogger.com/profile/04814669413022486958noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-63668602557885162852018-12-20T08:46:13.688-05:002018-12-20T08:46:13.688-05:00Hi All. I am listening to Sabine’s book after read...Hi All. I am listening to Sabine’s book after reading it last month. The audio is great capture of what she is try to say. I know it is not the right place for it and I am sure that Sabine would not like this, but I couldn’t help agreeing with Michael 100%. I don’t claim to be either one of the personalities Michael is referring too. I did start a blog about this topic see below. Would love your Dr. Perry Daneshgarihttps://www.blogger.com/profile/09396622964727654830noreply@blogger.com