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Article #15932Re: What *really* is Time?
From: Pentcho Valev
Date: Sun, 26 Aug 2007 08:35
Date: Sun, 26 Aug 2007 08:35
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2902 bytes
On 26 Aug, 07:21, Tom Roberts <tjroberts...@sbcglobal.net> wrote in sci.physics: > Rex wrote: > > [...] > > We humans have no way of knowing what "really" happens, or which > particular aspects of our theories correspond to reality and which do > not. All we can to is make theories about the world and its behavior, > test them experimentally, and refine them so they become better and > better MODELS of the world. This is known as science. > > In our experiments, we measure "time" with clocks, and our theories > model time as what clocks measure. To date that is the best we can do. > > As far as "time travel" goes, it is quite easy to "travel" into the > future -- just sit around and wait. As far as we know today, our best > theories indicate it is not possible to "travel" into the past, and > indeed no reliable and reproducible observation of that has ever been made. > > Note the PUN on the word "travel". > > Tom Roberts Roberts Roberts your humour is both silly and irrelevant. There is no idiocy that your brothers time travellers, all of them distinguished hypnotists in Einstein criminal cult, have not taught. See this for instance: http://www.sciam.com/article.cfm?articleId=0004226A-F77D-1D4A-90FB809EC5880000&chanId=sa013&modsrc=most_popular Pentcho Valev
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X-Google-Thread: 10b271,7a17723e137945a4 X-Google-Thread: 10f545,7a17723e137945a4 X-Google-Thread: f74ae,5e9e920b6fe1054c,start X-Google-Thread: fa4c1,5e9e920b6fe1054c,start X-Google-Thread: 111645,5e9e920b6fe1054c,start X-Google-Attributes: gid10b271,gid10f545,gidf74ae,gidfa4c1,gid111645,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news2.google.com!postnews.google.com!22g2000hsm.googlegroups.com!not-for-mail From: Pentcho Valev <pvalev@yahoo.com> Newsgroups: sci.physics,sci.physics.relativity,sci.astro,fr.sci.physique,fr.sci.astrophysique Subject: Re: What *really* is Time? Date: Sun, 26 Aug 2007 01:35:26 -0700 Organization: http://groups.google.com Lines: 32 Message-ID: <1188117326.579488.157000@22g2000hsm.googlegroups.com> References: <1187997577.988636.75380@x35g2000prf.googlegroups.com> <Hd7Ai.21443$eY.14645@newssvr13.news.prodigy.net> NNTP-Posting-Host: 85.91.141.159 Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" X-Trace: posting.google.com 1188117326 12886 127.0.0.1 (26 Aug 2007 08:35:26 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Sun, 26 Aug 2007 08:35:26 +0000 (UTC) In-Reply-To: <Hd7Ai.21443$eY.14645@newssvr13.news.prodigy.net> User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30),gzip(gfe),gzip(gfe) Complaints-To: groups-abuse@google.com Injection-Info: 22g2000hsm.googlegroups.com; posting-host=85.91.141.159; posting-account=ps2QrAMAAAA6_jCuRt2JEIpn5Otqf_w0