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Soul Physics

Philosophical Foundations of Physics

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Group Structural Realism (Part 3)

By Bryan 10 January 2009 philosophy of physics, quantum theory, realism

Part 1 | Part 2 | Part 3 | Part 4Group Structure and Theory Change. Can groups do a better job at surviving theory change than individual objects? Here’s one…

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Group Structural Realism (Part 2)

By Bryan 7 January 2009 philosophy of physics, quantum theory, realism

Part 1 | Part 2 | Part 3 | Part 4Wigner’s Legacy. Yuval Ne’eman and Shlomo Sternberg have recorded an old particle physicist’s adage: Ever since the fundamental paper of…

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Group Structural Realism (Part 1)

By Bryan 4 January 2009 quantum theory, realism

Note: This post later turned into a paper, which turned into a forthcoming article in BJPS. You can read the full preprint here: PhilSci Archive.Part 1 | Part 2 |…

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Quantum of Solace

By Bryan 15 November 2008 funky, quantum theory

What does quantum mean? With a new Hollywood blockbuster just out, and containing the word “quantum” in the title, it seems we’d better get to the bottom of this. The…

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An Enormous Test of Bell’s Inequalities

By Bryan 18 June 2008 philosophy of physics, quantum theory

Nicolas Gisin (and colleagues) have executed an enormous test of the Bell-inequalities! Their experiment will span laboratories in the cities of Geneva, Satigny, and Jussy. I believe that makes it…

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  • Wolfgang Pauli (1927 Solvay Conference)

    By Bryan | Published on 17 September 2013 at 6:31 pm | Modified on 18 September 2013 at 1:23 am | Comments: 6

    Category: quantum theory, time

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    Pauli’s Theorem is not a theorem (not as Pauli stated it) →

    By Bryan | Published on 17 September 2013 at 6:31 pm | Modified on 18 September 2013 at 1:23 am | Comments: 6

    Category: quantum theory, time

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    There is a quirk in the literature on time-energy uncertainty. It might have started as a little sloppiness. But it… Read more… →

  • Academic Citations

    By Bryan | Published on 31 December 2009 at 3:49 pm | Modified on 25 March 2014 at 9:19 am | Comments: 13

    Category: funky, tutorial, video

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    blogger_permalink:/2009/12/get-started-handling-academic-citations.html

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    Get Started Handling Academic Citations Like a Pro →

    By Bryan | Published on 31 December 2009 at 3:49 pm | Modified on 25 March 2014 at 9:19 am | Comments: 13

    Category: funky, tutorial, video

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/12/get-started-handling-academic-citations.html

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    Using a Mac to do your academic work? Here's a brief tutorial on how to optimize your day-to-day dealings with… Read more… →

  • Paul Dirac

    By Bryan | Published on 21 June 2013 at 12:00 am | Modified on 25 March 2014 at 9:10 am | Comments: 17

    Category: mathematics, philosophy of physics, quantum theory

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    Philosophy and Physics in the Kadison-Singer Conjecture →

    By Bryan | Published on 21 June 2013 at 12:00 am | Modified on 25 March 2014 at 9:10 am | Comments: 17

    Category: mathematics, philosophy of physics, quantum theory

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    A promising proof of the so-called Kadison-Singer conjecture was announced yesterday. Mathematicians are excited, because this conjecture is equivalent to… Read more… →

  • By Bryan | Published on 25 June 2008 at 12:58 am | Comments: 53

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/call-for-suggestions-most-influential.html

    Call for Suggestions: Greatest Physics Books of the Last 25 Years →

    By Bryan | Published on 25 June 2008 at 12:58 am | Comments: 53

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/call-for-suggestions-most-influential.html

    As Sean Carroll at Cosmic Variance has pointed out, Entertainment Weekly is weighing in on the Greatest Books of the… Read more… →

  • David Bohm

    By Bryan | Published on 3 April 2014 at 12:28 pm | Modified on 9 April 2014 at 8:59 am | Comments: 2

    Category: philosophy of physics

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    Bohmian Indeterminism →

    By Bryan | Published on 3 April 2014 at 12:28 pm | Modified on 9 April 2014 at 8:59 am | Comments: 2

    Category: philosophy of physics

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    Bohmian mechanics is not just an "interpretation" of quantum mechanics. It is a radical revision. In this note, I'd like… Read more… →

  • By Bryan | Published on 25 November 2009 at 7:06 pm | Modified on 6 June 2013 at 4:53 pm | Comments: 2

    Category: quantum theory, time reversal

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/11/how-to-time-reverse-quantum-system.html

    How to time-reverse a quantum system →

    By Bryan | Published on 25 November 2009 at 7:06 pm | Modified on 6 June 2013 at 4:53 pm | Comments: 2

    Category: quantum theory, time reversal

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/11/how-to-time-reverse-quantum-system.html

    Time-reversing a classical Newtonian trajectory is simple. If q(t) and p(t) are the positions and momenta of a particle on… Read more… →

  • Simulation of Book

    By Bryan | Published on 15 June 2013 at 12:48 am | Comments: 6

    Category: alleged book

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    Writing a book on time reversal →

    By Bryan | Published on 15 June 2013 at 12:48 am | Comments: 6

    Category: alleged book

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    So, I'm writing a book on the foundations of time reversal. I've decided to bring back the Soul Physics blog… Read more… →

  • By Bryan | Published on 1 December 2009 at 5:57 pm | Modified on 15 May 2016 at 6:12 pm | Comments: 18

    Category: mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/12/where-material-conditional-gets-its.html

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    Where the material conditional gets its truth conditions →

    By Bryan | Published on 1 December 2009 at 5:57 pm | Modified on 15 May 2016 at 6:12 pm | Comments: 18

    Category: mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/12/where-material-conditional-gets-its.html

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    Oh, the material conditional. Some love it, some hate it. But can we all agree that explaining it to the… Read more… →

  • By Bryan | Published on 26 April 2013 at 7:19 pm | Modified on 26 September 2026 at 12:59 am | Comments: 4

    Category: history, video

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2013/04/four-1975-lectures-by-paul-dirac.html

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    Four 1975 Lectures by Paul Dirac →

    By Bryan | Published on 26 April 2013 at 7:19 pm | Modified on 26 September 2026 at 12:59 am | Comments: 4

    Category: history, video

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2013/04/four-1975-lectures-by-paul-dirac.html

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    Slobodan Perovic (via Chris Joas) pointed this gem out to me. Four wonderful lectures given by Paul Dirac in 1975,… Read more… →

  • By Bryan | Published on 17 February 2009 at 12:42 am | Comments: 3

    Category: tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/get-started-playing-ehrenfeucht-fraisse.html

    Get Started Playing Ehrenfeucht-Fraisse Games →

    By Bryan | Published on 17 February 2009 at 12:42 am | Comments: 3

    Category: tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/get-started-playing-ehrenfeucht-fraisse.html

    Ehrenfeucht-Fraisse games are a very useful method in logic, when you're trying to figure out if two models are elementarily… Read more… →

  • By Bryan | Published on 7 March 2012 at 2:37 pm | Modified on 6 June 2013 at 4:47 pm | Comments: 5

    Category: academia

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2012/03/stop-commercializing-academic.html

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    Stop commercializing academic publishing →

    By Bryan | Published on 7 March 2012 at 2:37 pm | Modified on 6 June 2013 at 4:47 pm | Comments: 5

    Category: academia

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2012/03/stop-commercializing-academic.html

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    Dear academic publishers: your business model runs completely counter to the aims of the academic community, for this reason: academic… Read more… →

  • Elegant Desktop ToDo List

    By Bryan | Published on 25 June 2010 at 3:20 pm | Modified on 25 March 2014 at 9:20 am | Comments: 18

    Category: funky, tutorial, video

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/06/elegant-desktop-todo-list.html

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    Elegant Desktop ToDo List →

    By Bryan | Published on 25 June 2010 at 3:20 pm | Modified on 25 March 2014 at 9:20 am | Comments: 18

    Category: funky, tutorial, video

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/06/elegant-desktop-todo-list.html

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    People often ask about the Desktop ToDo list that appears in my academic citation tutorial. So, here's the scoop on… Read more… →

  • By Bryan | Published on 2 February 2009 at 8:49 pm | Modified on 6 June 2013 at 4:48 pm | Comments: 10

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/possible-positions-on-passage-of-time.html

    Possible Positions on the Passage of Time →

    By Bryan | Published on 2 February 2009 at 8:49 pm | Modified on 6 June 2013 at 4:48 pm | Comments: 10

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/possible-positions-on-passage-of-time.html

    Presentism The present exists; the past and the future do not.Block The past, present and future all exist.Growing Block The… Read more… →

  • By Bryan | Published on 21 February 2012 at 11:02 pm | Modified on 6 June 2013 at 4:47 pm | Comments: 3

    Category: academia, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2012/02/philosophy-of-science-journals-and.html

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    Philosophy of Science Journals and Elsevier →

    By Bryan | Published on 21 February 2012 at 11:02 pm | Modified on 6 June 2013 at 4:47 pm | Comments: 3

    Category: academia, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2012/02/philosophy-of-science-journals-and.html

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    Not Elsevier Elsevier Journal Publisher American Philosophical Quarterly University of Illinois Press Analysis Oxford University Press Australasian Journal of Philosophy… Read more… →

  • By Bryan | Published on 4 July 2008 at 10:33 am | Comments: 2

    Category: funky, mathematics, news

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/07/riemann-hypothesis-gets-proved-again.html

    Riemann Hypothesis Gets Proved Again →

    By Bryan | Published on 4 July 2008 at 10:33 am | Comments: 2

    Category: funky, mathematics, news

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/07/riemann-hypothesis-gets-proved-again.html

    Yet another proof of the Riemann Hypothesis (RH) has been proposed by BYU mathematician Xian-Jin Li. Dr. Li posted his… Read more… →

  • By Bryan | Published on 3 February 2010 at 11:02 pm | Comments: 15

    Category: philosophy of physics, quantum theory

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/special-relativity-and-bell-theorems.html

    Special Relativity and the Bell Theorems →

    By Bryan | Published on 3 February 2010 at 11:02 pm | Comments: 15

    Category: philosophy of physics, quantum theory

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/special-relativity-and-bell-theorems.html

    The Bell Theorems, together with a collection of experimental results (such as those of Aspect et al.), provide good statistical… Read more… →

  • By Bryan | Published on 10 March 2009 at 11:00 am | Comments: 11

    Category: philosophy of physics, spacetime, time

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/03/can-time-unfold-in-wrong-direction.html

    Can Time Unfold in the Wrong Direction? →

    By Bryan | Published on 10 March 2009 at 11:00 am | Comments: 11

    Category: philosophy of physics, spacetime, time

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/03/can-time-unfold-in-wrong-direction.html

    The unfolding of time is typically described as a sequence of spatial regions: one region of space gets realized, and… Read more… →

  • By Bryan | Published on 14 July 2008 at 5:17 am | Comments: 3

    Category: general relativity, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/07/rotating-discs-arguments-in-gr-part-i.html

    Rotating Discs in GR: Part I →

    By Bryan | Published on 14 July 2008 at 5:17 am | Comments: 3

    Category: general relativity, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/07/rotating-discs-arguments-in-gr-part-i.html

    Introduction. Craig Callender (2001) and Jeremy Butterfield (2004) have recently suggested that the Rotating Disc Argument (RDA) fails in General… Read more… →

  • By Bryan | Published on 6 July 2008 at 5:25 pm | Comments: 6

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/07/how-special-relativity-thwarts.html

    How Special Relativity Thwarts Eternalism (And More) →

    By Bryan | Published on 6 July 2008 at 5:25 pm | Comments: 6

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/07/how-special-relativity-thwarts.html

    Image Credit: John D. Norton INTRODUCTION. The image above illustrates a well-known argument due to Rietdijk and Putnam, which says… Read more… →

  • By Bryan | Published on 16 June 2009 at 1:35 pm | Modified on 6 June 2013 at 4:55 pm | Comments: 6

    Category: news, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/06/penrose-in-pittsburgh.html

    Penrose in Pittsburgh →

    By Bryan | Published on 16 June 2009 at 1:35 pm | Modified on 6 June 2013 at 4:55 pm | Comments: 6

    Category: news, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/06/penrose-in-pittsburgh.html

    Roger Penrose came to Pittsburgh on Friday, presenting his new picture of cosmology. It was my first time seeing a… Read more… →

  • By Bryan | Published on 24 June 2010 at 5:14 pm | Comments: 13

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/06/three-way-duel.html

    The three-way duel →

    By Bryan | Published on 24 June 2010 at 5:14 pm | Comments: 13

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/06/three-way-duel.html

    The late great Martin Gardner once posed this puzzle.Suppose you're involved in a duel with two other people. You (Person… Read more… →

  • By Bryan | Published on 5 July 2010 at 10:10 pm | Modified on 6 June 2013 at 4:47 pm | Comments: 5

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/07/sellars-and-philosophy-of-physics.html

    Sellars and the Philosophy of Physics →

    By Bryan | Published on 5 July 2010 at 10:10 pm | Modified on 6 June 2013 at 4:47 pm | Comments: 5

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/07/sellars-and-philosophy-of-physics.html

    In a letter to Chisholm, Wilfred Sellars wrote:Thus, while I agree with you that'. . .' means - - -… Read more… →

  • By Bryan | Published on 14 June 2010 at 7:50 pm | Modified on 6 June 2013 at 4:53 pm | Comments: 8

    Category: quantum theory, spacetime, time reversal

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/06/cpt-intuitive-approach.html

    CPT: The ‘Intuitive’ Approach →

    By Bryan | Published on 14 June 2010 at 7:50 pm | Modified on 6 June 2013 at 4:53 pm | Comments: 8

    Category: quantum theory, spacetime, time reversal

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/06/cpt-intuitive-approach.html

    Khriplovich and Lamoreaux (1997, §2) suggest a very interesting argument that CPT provides the correct notion of "complete reversal" in… Read more… →

  • By Bryan | Published on 4 June 2010 at 11:56 am | Comments: 4

    Category: conferences, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/06/even-more-philosophy-of-physics.html

    Even more philosophy of physics conferences, Summer 2010 →

    By Bryan | Published on 4 June 2010 at 11:56 am | Comments: 4

    Category: conferences, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/06/even-more-philosophy-of-physics.html

    If you know about the usual summer conferences and are still looking for more:Hannover: Philosophy of Physics in Germany -… Read more… →

  • By Bryan | Published on 22 March 2010 at 11:31 am | Comments: 2

    Category: conferences, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/conferences-for-philosophers-of-physics.html

    Conferences for Philosophers of Physics, Summer 2010 →

    By Bryan | Published on 22 March 2010 at 11:31 am | Comments: 2

    Category: conferences, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/conferences-for-philosophers-of-physics.html

    April 30 - May 2. Washington, D.C. New Directions in Foundations of Physics. Speakers: Michel Janssen, Tony Duncan, Elise Crull,… Read more… →

  • By Bryan | Published on 17 May 2010 at 1:40 am | Comments: 6

    Category: quantum theory

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/05/argument-for-hidden-variables.html

    An argument for hidden variables →

    By Bryan | Published on 17 May 2010 at 1:40 am | Comments: 6

    Category: quantum theory

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/05/argument-for-hidden-variables.html

    Detlef Dürr, Shelly Goldstein, and Nino Zanchí once gave a very interesting argument for hidden variables. I'll give their argument… Read more… →

  • By Bryan | Published on 9 April 2010 at 10:00 am | Comments: 2

    Category: funky, history

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/04/in-memory-of-bacon.html

    In Memory of Bacon →

    By Bryan | Published on 9 April 2010 at 10:00 am | Comments: 2

    Category: funky, history

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/04/in-memory-of-bacon.html

    Not the fatty breakfast-food, although you may remember that if you like. The great Sir Francis Bacon died 384 years… Read more… →

  • By Bryan | Published on 4 April 2010 at 1:43 pm | Modified on 6 June 2013 at 4:47 pm | Comments: 3

    Category: academia

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/04/improving-peer-review-process.html

    Improving the Peer Review Process →

    By Bryan | Published on 4 April 2010 at 1:43 pm | Modified on 6 June 2013 at 4:47 pm | Comments: 3

    Category: academia

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/04/improving-peer-review-process.html

    Peer-reviewed journals have the great potential to improve the quality of published papers. Most scholars value them for this reason.… Read more… →

  • By Bryan | Published on 29 March 2010 at 1:13 pm | Modified on 6 June 2013 at 3:55 am | Comments: 1

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/constructing-ultimate-machine.html

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    Constructing the Ultimate Machine →

    By Bryan | Published on 29 March 2010 at 1:13 pm | Modified on 6 June 2013 at 3:55 am | Comments: 1

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/constructing-ultimate-machine.html

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    The mathematician and engineer Claude Shannon kept a machine on his desk, which he called "The Ultimate Machine." As it… Read more… →

  • By Bryan | Published on 30 March 2010 at 12:17 pm | Comments: 1

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/watch-lhc-status-updates-live.html

    Watch the LHC status updates live →

    By Bryan | Published on 30 March 2010 at 12:17 pm | Comments: 1

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/watch-lhc-status-updates-live.html

    The Large Hadron Collider has finally begun collecting data for 7 TeV collisions. They've set up an interesting live feed,… Read more… →

  • By Bryan | Published on 25 March 2010 at 1:13 pm | Modified on 6 June 2013 at 4:53 pm | Comments: 6

    Category: time reversal

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/wigners-elegant-characterization-of.html

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    Wigner’s elegant characterization of time reversal →

    By Bryan | Published on 25 March 2010 at 1:13 pm | Modified on 6 June 2013 at 4:53 pm | Comments: 6

    Category: time reversal

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/wigners-elegant-characterization-of.html

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    [latexpage] There's a nice post at The Eternal Universe illustrating discrete symmetries like time reversal. The father of this idea,… Read more… →

  • By Bryan | Published on 17 March 2010 at 4:01 pm | Modified on 6 June 2013 at 4:53 pm | Comments: 8

    Category: quantum theory, time reversal

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/david-albert-on-symmetries-of-motion-in.html

    David Albert on symmetries of motion in quantum mechanics →

    By Bryan | Published on 17 March 2010 at 4:01 pm | Modified on 6 June 2013 at 4:53 pm | Comments: 8

    Category: quantum theory, time reversal

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/david-albert-on-symmetries-of-motion-in.html

    In Time and Chance, David Albert writes that since the Schrödinger equation involves a first (instead of a second) derivative,… Read more… →

  • By Bryan | Published on 15 March 2010 at 10:19 pm | Comments: 2

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/bob-batterman-moves-to-university-of.html

    Bob Batterman moves to University of Pittsburgh →

    By Bryan | Published on 15 March 2010 at 10:19 pm | Comments: 2

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/bob-batterman-moves-to-university-of.html

    Bob Batterman, currently at the University of Western Ontario, has been hired by the University of Pittsburgh's Department of Philosophy. One more… Read more… →

  • By Bryan | Published on 10 March 2010 at 11:01 am | Comments: 8

    Category: history, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/1907-crisis-in-mathematical-physics.html

    1907 Crisis in Mathematical Physics According to Poincaré →

    By Bryan | Published on 10 March 2010 at 11:01 am | Comments: 8

    Category: history, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/1907-crisis-in-mathematical-physics.html

    With 20-20 hindsight, we all agree that Einstein's discoveries of 1905 revolutionized nearly every area of fundamental physics. But what did scientists… Read more… →

  • By Bryan | Published on 6 March 2010 at 4:43 pm | Modified on 6 June 2013 at 4:48 pm | Comments: 2

    Category: history

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/translation-of-long-lost-descartes.html

    Translation of the long-lost Descartes letter →

    By Bryan | Published on 6 March 2010 at 4:43 pm | Modified on 6 June 2013 at 4:48 pm | Comments: 2

    Category: history

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/03/translation-of-long-lost-descartes.html

    Amazingly, a long-lost letter by Descartes was recently recovered from the Haverford College outside Philadelphia. The letter's discoverer, historian Erik-Jan Bos… Read more… →

  • By Bryan | Published on 27 February 2010 at 9:22 pm | Modified on 6 June 2013 at 4:48 pm | Comments: 9

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/is-philosophy-fracturing-and-what.html

    Is philosophy fracturing, and what should we do about it? →

    By Bryan | Published on 27 February 2010 at 9:22 pm | Modified on 6 June 2013 at 4:48 pm | Comments: 9

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/is-philosophy-fracturing-and-what.html

    I was once a teaching assistant for John Earman's "Introduction to Philosophy of Science" undergraduate course. On the very first… Read more… →

  • By Bryan | Published on 20 February 2010 at 11:06 am | Comments: 2

    Category: philosophy of physics, quantum theory

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/elementary-particle-is-irreducible.html

    "An elementary particle ‘is’ an irreducible representation" →

    By Bryan | Published on 20 February 2010 at 11:06 am | Comments: 2

    Category: philosophy of physics, quantum theory

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/elementary-particle-is-irreducible.html

    A well-known particle physicist's adage:Ever since the fundamental paper of Wigner on the irreducible representations of the Poincaré group, it has been… Read more… →

  • By Bryan | Published on 6 December 2009 at 12:59 am | Comments: 16

    Category: general relativity, philosophy of physics, thermodynamics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/12/ice-water-on-closed-timelike-curves.html

    Ice water on closed timelike curves →

    By Bryan | Published on 6 December 2009 at 12:59 am | Comments: 16

    Category: general relativity, philosophy of physics, thermodynamics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/12/ice-water-on-closed-timelike-curves.html

    Today, let's kick off our shoes and relax our standards for what counts as a reasonable spacetime. Let's talk about… Read more… →

  • By Bryan | Published on 21 February 2010 at 11:06 am | Comments: 2

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/more-philosophy-of-physics-in.html

    More Philosophy of Physics in the Blogosphere →

    By Bryan | Published on 21 February 2010 at 11:06 am | Comments: 2

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/more-philosophy-of-physics-in.html

    Readers of this blog may be interested in Chris Wüthrich's new blog on the philosophy of physics, Taking up Spacetime.… Read more… →

  • By Bryan | Published on 17 February 2010 at 9:35 pm | Comments: 2

    Category: philosophy of physics, quantum theory, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/unitary-operators-and-spacetime.html

    Unitary operators and spacetime symmetries →

    By Bryan | Published on 17 February 2010 at 9:35 pm | Comments: 2

    Category: philosophy of physics, quantum theory, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/unitary-operators-and-spacetime.html

    In quantum mechanics, certain unitary operators have been understood since the time of Wigner in terms of spacetime symmetries. Why?The foundation… Read more… →

  • By Bryan | Published on 10 February 2010 at 6:14 pm | Comments: 5

    Category: philosophy of physics, tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/get-started-reading-recent-classics-on.html

    Get Started Reading Recent Classics on the Philosophy of Physics →

    By Bryan | Published on 10 February 2010 at 6:14 pm | Comments: 5

    Category: philosophy of physics, tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/02/get-started-reading-recent-classics-on.html

    Which philosophy of physics books are relatively recent (say, post-1980), but still clear classics that every graduate student in the… Read more… →

  • By Bryan | Published on 20 February 2009 at 5:37 am | Comments: 12

    Category: time

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/how-time-really-passes.html

    How Time Really Passes →

    By Bryan | Published on 20 February 2009 at 5:37 am | Comments: 12

    Category: time

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/how-time-really-passes.html

    We all experience the passage of time. This is not an illusion. We agree on the serial delivery of moments,… Read more… →

  • By Bryan | Published on 10 January 2010 at 4:32 pm | Comments: 2

    Category: philosophy of physics, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/01/how-would-negative-mass-behave-in.html

    How would negative mass behave in a gravitational field? →

    By Bryan | Published on 10 January 2010 at 4:32 pm | Comments: 2

    Category: philosophy of physics, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2010/01/how-would-negative-mass-behave-in.html

    Answer: exactly the same way positive mass would.That's unusual, because if you try to push a negative mass, it behaves… Read more… →

  • By Bryan | Published on 5 October 2009 at 2:29 am | Comments: 3

    Category: philosophy of physics, quantum theory, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/10/visualize-wave-function.html

    Visualize a Wave Function →

    By Bryan | Published on 5 October 2009 at 2:29 am | Comments: 3

    Category: philosophy of physics, quantum theory, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/10/visualize-wave-function.html

    Can you visualize a normalized wave function on spacetime?Let's try with a simple example. The role of a wave function… Read more… →

  • By Bryan | Published on 10 August 2009 at 2:13 pm | Comments: 5

    Category: history, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/08/galileos-manuscripts-still-learning.html

    Galileo’s Manuscripts: Still Learning the Lesson →

    By Bryan | Published on 10 August 2009 at 2:13 pm | Comments: 5

    Category: history, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/08/galileos-manuscripts-still-learning.html

    When I studied history of science, my teachers -- especially Ken Manders and Paolo Palmieri -- hammered two principles like… Read more… →

  • By Bryan | Published on 11 July 2009 at 12:50 pm | Comments: 1

    Category: general relativity, philosophy of physics, quantum theory, spacetime, thermodynamics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/07/hyper-intelligent-fish-and-black-hole.html

    Hyper-intelligent fish and black hole thermodynamics →

    By Bryan | Published on 11 July 2009 at 12:50 pm | Comments: 1

    Category: general relativity, philosophy of physics, quantum theory, spacetime, thermodynamics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/07/hyper-intelligent-fish-and-black-hole.html

    Bill Unruh's recent collection on black hole analogues begins,Deep beneath the great encircling seas of the Discworld lived a species… Read more… →

  • By Bryan | Published on 9 July 2009 at 12:22 am | Comments: 2

    Category: mathematics, news

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/07/springer-publishes-crank-proofs.html

    Springer Publishes Crank ‘Proofs’ →

    By Bryan | Published on 9 July 2009 at 12:22 am | Comments: 2

    Category: mathematics, news

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/07/springer-publishes-crank-proofs.html

    crank, n. A pejorative term for a person who holds a belief that a vast majority of their contemporaries consider… Read more… →

  • By Bryan | Published on 19 June 2009 at 10:19 pm | Comments: 1

    Category: mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/06/saving-mathematics.html

    Saving Mathematics →

    By Bryan | Published on 19 June 2009 at 10:19 pm | Comments: 1

    Category: mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/06/saving-mathematics.html

    The despicable state of K-12 mathematics in the US has been summarized in one charming, witty, furious article by Paul… Read more… →

  • By Bryan | Published on 7 May 2008 at 11:55 pm | Comments: 2

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/does-googles-logo-artist-like-his.html

    Does Google’s Logo-Artist Like His Father Better Than His Mother? →

    By Bryan | Published on 7 May 2008 at 11:55 pm | Comments: 2

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/does-googles-logo-artist-like-his.html

    Too impatient to wait until Sunday, my wife decided to investigate what the Google Logo might be this Mother's Day,… Read more… →

  • By Bryan | Published on 9 March 2009 at 1:11 am | Comments: 1

    Category: funky, spacetime, time

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/03/how-to-create-closed-timelike-curve.html

    How to Create a Closed Timelike Curve →

    By Bryan | Published on 9 March 2009 at 1:11 am | Comments: 1

    Category: funky, spacetime, time

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/03/how-to-create-closed-timelike-curve.html

    Time along the vertical axis; space along the horizontal.... Voila! And now, how to travel to the past.... Soul Physics… Read more… →

  • By Bryan | Published on 25 February 2009 at 10:23 pm | Comments: 4

    Category: history, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/did-all-calorists-believe-in-caloric.html

    Did All Calorists Believe in Caloric? →

    By Bryan | Published on 25 February 2009 at 10:23 pm | Comments: 4

    Category: history, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/did-all-calorists-believe-in-caloric.html

    There is a lot of literature about how it is that important successes in science apparently stemmed from false belief.… Read more… →

  • By Bryan | Published on 27 January 2009 at 2:33 pm | Comments: 3

    Category: general relativity

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/two-tough-cases-of-underdetermination.html

    Two Tough Cases of Underdetermination →

    By Bryan | Published on 27 January 2009 at 2:33 pm | Comments: 3

    Category: general relativity

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/two-tough-cases-of-underdetermination.html

    John Earman once pointed out two tough cases of underdetermination, neither of which arises in a silly algorithmic way. Today,… Read more… →

  • By Bryan | Published on 11 February 2009 at 12:30 am | Comments: 1

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/another-unexpectedly-simple-failure-of.html

    Another Unexpectedly Simple Failure of Determinism →

    By Bryan | Published on 11 February 2009 at 12:30 am | Comments: 1

    Category: philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/another-unexpectedly-simple-failure-of.html

    Here's a simple Newtonian system that fails to determine a unique Cauchy evolution, in the spirit of Norton's dome. In… Read more… →

  • By Bryan | Published on 6 February 2009 at 12:39 am | Comments: 2

    Category: general relativity, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/why-does-matter-follow-geodesics.html

    Why does matter follow geodesics? →

    By Bryan | Published on 6 February 2009 at 12:39 am | Comments: 2

    Category: general relativity, spacetime

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/02/why-does-matter-follow-geodesics.html

    In the very first lessons on General Relativity, we learn that free particles follow geodesics -- the equivalent of straight… Read more… →

  • By Bryan | Published on 30 January 2009 at 3:02 pm | Comments: 1

    Category: tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/get-started-reading-blogs-on-philosophy.html

    Get Started Reading Blogs on the Philosophy of Science →

    By Bryan | Published on 30 January 2009 at 3:02 pm | Comments: 1

    Category: tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/get-started-reading-blogs-on-philosophy.html

    Want to read some nice raw philosophy of science? Here are twelve options that I highly recommend. It's Only a… Read more… →

  • By Bryan | Published on 19 January 2009 at 3:16 pm | Comments: 4

    Category: philosophy of physics, quantum theory, realism

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/group-structural-realism-part-4.html

    Group Structural Realism (Part 4) →

    By Bryan | Published on 19 January 2009 at 3:16 pm | Comments: 4

    Category: philosophy of physics, quantum theory, realism

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/group-structural-realism-part-4.html

    Part 1 | Part 2 | Part 3 | Part 4The Higher Structures Problem.My worry about structural realism starts with… Read more… →

  • By Bryan | Published on 23 January 2009 at 4:50 pm | Comments: 1

    Category: general relativity, news, philosophy of physics, quantum gravity

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/no-there-are-still-no-deadly-mini-black.html

    No, there are STILL no deadly mini-black holes! →

    By Bryan | Published on 23 January 2009 at 4:50 pm | Comments: 1

    Category: general relativity, news, philosophy of physics, quantum gravity

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/no-there-are-still-no-deadly-mini-black.html

    Kentucky, who runs a fantastic blog over at arxivblog.org, has pointed out a new calculation about black hole creation here… Read more… →

  • By Bryan | Published on 4 January 2009 at 1:00 pm | Comments: 3

    Category: quantum theory, realism

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/group-structural-realism-part-1.html

    Group Structural Realism (Part 1) →

    By Bryan | Published on 4 January 2009 at 1:00 pm | Comments: 3

    Category: quantum theory, realism

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2009/01/group-structural-realism-part-1.html

    Note: This post later turned into a paper, which turned into a forthcoming article in BJPS. You can read the… Read more… →

  • By Bryan | Published on 4 June 2008 at 11:00 am | Modified on 6 June 2013 at 4:49 pm | Comments: 2

    Category: mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/phil-infinite-seminar.html

    PHIL-∞: An Infinite Seminar? →

    By Bryan | Published on 4 June 2008 at 11:00 am | Modified on 6 June 2013 at 4:49 pm | Comments: 2

    Category: mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/phil-infinite-seminar.html

    Can every philosophy seminar be correctly completed in either finite time or infinite time? Here's a (gödelesque) answer in the… Read more… →

  • By Bryan | Published on 1 October 2008 at 1:04 am | Comments: 4

    Category: general relativity, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/09/map-of-cosmic-acceleration-literature.html

    Map of the Cosmic Acceleration Literature →

    By Bryan | Published on 1 October 2008 at 1:04 am | Comments: 4

    Category: general relativity, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/09/map-of-cosmic-acceleration-literature.html

    Ten years ago, the physics community came to agree that the expansion of the Universe is experiencing a positive acceleration.… Read more… →

  • By Bryan | Published on 22 September 2008 at 8:37 pm | Modified on 19 August 2013 at 1:22 am | Comments: 2

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/09/special-whats-with-economy.html

    cleanretina_sidebarlayout:default

    Special: What’s With the Economy. →

    By Bryan | Published on 22 September 2008 at 8:37 pm | Modified on 19 August 2013 at 1:22 am | Comments: 2

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/09/special-whats-with-economy.html

    cleanretina_sidebarlayout:default

    I'm a philosopher of science, not an economist. So I decided to write a story that explains what's with the… Read more… →

  • By Bryan | Published on 23 May 2008 at 11:05 am | Comments: 2

    Category: mathematics, news

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/fundamental-rubiks-cube-problem-is.html

    Fundamental Rubik’s Cube Problem Is Nearly Solved →

    By Bryan | Published on 23 May 2008 at 11:05 am | Comments: 2

    Category: mathematics, news

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/fundamental-rubiks-cube-problem-is.html

    Question: What is the maximum number of moves required to solve a Rubik's cube?Nobody knows the answer yet. But it's… Read more… →

  • By Bryan | Published on 11 July 2008 at 9:04 pm | Comments: 2

    Category: tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/07/get-started-wearing-philosophical.html

    Get Started Improving Your Philosophical Apparel →

    By Bryan | Published on 11 July 2008 at 9:04 pm | Comments: 2

    Category: tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/07/get-started-wearing-philosophical.html

    It's easy enough to find science t-shirts and apparel out there. But how are you going to improve you philosophical… Read more… →

  • By Bryan | Published on 27 June 2008 at 10:01 am | Comments: 7

    Category: news, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/update-on-lhc-still-no-mini-black-holes.html

    Update on the LHC: Still No Mini-Black Holes →

    By Bryan | Published on 27 June 2008 at 10:01 am | Comments: 7

    Category: news, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/update-on-lhc-still-no-mini-black-holes.html

    The new CERN press release has finally come out, with the latest report on the (nearly-go-for-launch) Large Hadron Collider.No surprises,… Read more… →

  • By Bryan | Published on 17 April 2008 at 1:10 pm | Comments: 2

    Category: news, quantum gravity

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/04/lhc-black-holes-why-im-not-holding-my.html

    LHC Black Holes: Why I’m Not Holding My Breath →

    By Bryan | Published on 17 April 2008 at 1:10 pm | Comments: 2

    Category: news, quantum gravity

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/04/lhc-black-holes-why-im-not-holding-my.html

    The attention that these two nut-jobs are receiving is a bit discouraging.Some people do hope to see mini-black-holes at CERN,… Read more… →

  • By Bryan | Published on 20 June 2008 at 1:13 pm | Comments: 3

    Category: history, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/could-you-have-defended-galileo.html

    Could You Have Defended Galileo? →

    By Bryan | Published on 20 June 2008 at 1:13 pm | Comments: 3

    Category: history, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/could-you-have-defended-galileo.html

    The Problem. When Galileo died in 1642, there were still two competing schools of free fall. The Galilean School upheld… Read more… →

  • By Bryan | Published on 13 May 2008 at 2:28 pm | Comments: 8

    Category: mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/4-line-proof-of-isoperimetric-theorem.html

    A 4-Line Proof of the Isoperimetric Theorem in 3D →

    By Bryan | Published on 13 May 2008 at 2:28 pm | Comments: 8

    Category: mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/4-line-proof-of-isoperimetric-theorem.html

    Here's an example of what might be called "biological proof" of a mathematical claim.Proposition (The Isoperimetric Inequality). The solid that… Read more… →

  • Einstein's Elevator Experiment

    By Bryan | Published on 23 June 2008 at 2:26 pm | Modified on 25 March 2014 at 8:57 am | Comments: 1

    Category: general relativity, philosophy of physics, tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/get-started-learning-general-relativity.html

    cleanretina_sidebarlayout:default

    Get Started Learning General Relativity Online →

    By Bryan | Published on 23 June 2008 at 2:26 pm | Modified on 25 March 2014 at 8:57 am | Comments: 1

    Category: general relativity, philosophy of physics, tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/get-started-learning-general-relativity.html

    cleanretina_sidebarlayout:default

    General Relativity is the theory of gravitation introduced by Einstein in 1915, and developed throughout the 20th century. And you've… Read more… →

  • By Bryan | Published on 30 June 2008 at 10:46 am | Comments: 3

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/famous-dead-philosophers-speak-again.html

    Famous Dead Philosophers Speak Again! →

    By Bryan | Published on 30 June 2008 at 10:46 am | Comments: 3

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/famous-dead-philosophers-speak-again.html

    Inspired by Shawn's post at Words and Other Things, I compiled a short list of video/audio lectures by famous dead… Read more… →

  • By Bryan | Published on 12 June 2008 at 6:40 pm | Comments: 2

    Category: general relativity, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/visualize-black-hole-at-event-horizon.html

    Visualize a Black Hole at the Event Horizon →

    By Bryan | Published on 12 June 2008 at 6:40 pm | Comments: 2

    Category: general relativity, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/visualize-black-hole-at-event-horizon.html

    This cute little animation shows the causal structure around a classical black hole in an interesting way. The perspective is… Read more… →

  • By Bryan | Published on 2 June 2008 at 11:01 am | Comments: 2

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/pittsburgh-hps-proves-that-p.html

    Pittsburgh HPS Proves That P →

    By Bryan | Published on 2 June 2008 at 11:01 am | Comments: 2

    Category: funky

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/06/pittsburgh-hps-proves-that-p.html

    Who knows where these came from, but I'm sure that they are not endorsed by the parties mentioned.Earman. Start with… Read more… →

  • By Bryan | Published on 26 May 2008 at 4:38 am | Comments: 2

    Category: tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/get-started-reading-books-and-articles.html

    Get Started Reading Books and Articles on the Cheap →

    By Bryan | Published on 26 May 2008 at 4:38 am | Comments: 2

    Category: tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/get-started-reading-books-and-articles.html

    Tired of paying too much for textbooks, books, and articles? Tired of paying anything at all? With a little bit… Read more… →

  • By Bryan | Published on 28 May 2008 at 12:52 pm | Comments: 1

    Category: funky, mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/n-player-chess.html

    n-Player Chess →

    By Bryan | Published on 28 May 2008 at 12:52 pm | Comments: 1

    Category: funky, mathematics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/n-player-chess.html

    Have you ever wanted to play a single chess game with two other people? What about with three or four… Read more… →

  • By Bryan | Published on 21 May 2008 at 11:00 am | Comments: 1

    Category: news

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/strange-fermilab-code-nearly-cracked.html

    Strange Fermilab Code Nearly Cracked →

    By Bryan | Published on 21 May 2008 at 11:00 am | Comments: 1

    Category: news

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/strange-fermilab-code-nearly-cracked.html

    The Fermi National Accelerator Laboratory, or Fermilab, hosts the second largest particle accelerator in the world (next to the LHC),… Read more… →

  • By Bryan | Published on 19 May 2008 at 11:00 am | Comments: 1

    Category: general relativity, news, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/solving-black-hole-information-paradox.html

    Solving the Black Hole Information "Paradox" →

    By Bryan | Published on 19 May 2008 at 11:00 am | Comments: 1

    Category: general relativity, news, philosophy of physics

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/solving-black-hole-information-paradox.html

    In January, Abhay Ashtekar posted a short preprint in which he (along with two collaborators) proposed a new solution to… Read more… →

  • By Bryan | Published on 11 May 2008 at 3:19 am | Comments: 1

    Category: mathematics, tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/get-started-using-automatic-symbol.html

    Get Started Using Automatic Symbol Insertion in MS Word →

    By Bryan | Published on 11 May 2008 at 3:19 am | Comments: 1

    Category: mathematics, tutorial

    blogger_blog:www.soulphysics.org

    blogger_permalink:/2008/05/get-started-using-automatic-symbol.html

    So you write with mathematical symbols. You're not interested in learning LaTeX. But you're fed up with going to Insert… Read more… →

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