Category: Science

The Trouble with Economics

I recently enriched my vocabulary with expressions like “marginal product of labor,” “price elasticity,” and “isoquants”. The Edgeworth Box. Partial equilibrium. Certeris Paribus. Hutzelpoh.br /br /And why is that? Because, well, we have an increasing group of people here at a href=”http://perimeterinstitute.ca/”PI/a sharing an interest in complex systems. For reasons you find in your daily […]

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Vague but exciting – 20 Years of WWW

The world was different 20 years ago. German radio reported these days that many teenagers have only a vague idea that back then, Germany was cut in half by a daunting wall. On a lighter note, today’s kids may also have difficulties to imagine that there was no WorldWideWeb at that time.br /br /a onblur=”try […]

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The Price We Don’t Pay

a href=”http://4.bp.blogspot.com/_ws8XY4ubvXg/SaghxFepPWI/AAAAAAAAAus/b87VSwRovdE/s1600-h/newspaper.jpg”img id=”BLOGGER_PHOTO_ID_5307529288024145250″ style=”FLOAT: right; MARGIN: 0px 0px 10px 10px; WIDTH: 200px; CURSOR: hand; HEIGHT: 150px” alt=”Newspaper” src=”http://4.bp.blogspot.com/_ws8XY4ubvXg/SaghxFepPWI/AAAAAAAAAus/b87VSwRovdE/s200/newspaper.jpg” border=”0″ //aThe Internet has brought severe challenges for journalism, and especially for science journalism. The vast majority of private websites are financed through advertisements, which is impossible to miss. Exceptions to this are publicly funded governmental or […]

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Holographic Noise

Craig Hogan, from the University of Chicago, has written several papers predicting a noise that gravitational wave interferometers would be able to detect. This noise would be a signature of a href=”http://backreaction.blogspot.com/2007/07/planck-scale.html”Planck-scale/a uncertainty if a certain type of holography was realized in Nature. The a href=”http://geo600.aei.mpg.de/”GEO600/a interferometer near Hannover, Germany, would due to its construction […]

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What does the American Dream mean to you?

I am presently readinga href=”http://www.amazon.com/European-Dream-Jeremy-Rifkin/dp/1585423459″ Jeremy Rifkin’s book “The European Dream,”/a which is quite an interesting comparison between the United States of America and the “United States of Europe,” as he calls it. It is as much about the American Dream as the dreamers and their European ancestors. The book is however full of sweeping […]

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Three Years of Backreaction

a onblur=”try {parent.deselectBloggerImageGracefully();} catch(e) {}” href=”http://4.bp.blogspot.com/_AWa1cp-Somo/SaR1uXl4KsI/AAAAAAAAAYU/zEKKGS1QNWo/s1600-h/8417311690_410485.gif”img style=”float:left; margin:0 50px 20px 0;cursor:pointer; cursor:hand;width: 200px; height: 187px;” src=”http://4.bp.blogspot.com/_AWa1cp-Somo/SaR1uXl4KsI/AAAAAAAAAYU/zEKKGS1QNWo/s200/8417311690_410485.gif” border=”0″ alt=””id=”BLOGGER_PHOTO_ID_5306495700416604866″ //aA while ago, Bee wrote a post about a href=”http://backreaction.blogspot.com/2006_02_01_archive.html”Risky Black Holes/a. br /br /This seems to be a timeless topic #x2013; it could have been written today. It was three years ago, and it started this […]

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Did you know… (VII)

… the origin of the word “travel”?br /br /It goes back to the Old French word emtravail/em “suffering or painful effort, trouble” (12c.), from travailler “to toil, labor,” originally “to trouble, torture,” from Vulgar Latin emtripaliare/em “to torture,” from emtripalium/em (in Literary Latin emtrepalium/em) “instrument of torture.”br /br /Source: a href=”http://www.etymonline.com/”The Online Etymology Dictionary/abr /br […]

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Book Review: Naomi Klein "The Shock Doctrine"

a href=”http://blogs.epicindia.com/leapinthedark/The%20Shock%20Doctrine.jpg”img style=”FLOAT: right; MARGIN: 0px 0px 10px 10px; WIDTH: 164px; CURSOR: hand” alt=”” src=”http://blogs.epicindia.com/leapinthedark/The%20Shock%20Doctrine.jpg” border=”0″ //a strongspan style=”font-size:130%;”The Shock Doctrine – The Rise of Disaster Capitalism/span/strongbr /By Naomi Klein divMetropolitan Books (September 18, 2007) /divbr /br /In late 2007, I read an article in a href=”http://www.harpers.org/archive/2007/10/0081739″Harper’s Magazine, titled “Disaster Capitalism”/a which, well written, vividly […]

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Evidence for the Black Hole Event Horizon

Yesterday we had a very nice colloquium by Ramesh Narayan from Harvardbr /br /ulEvidence for the Black Hole Event Horizonbr /br /span style=”font-size:85%;”Abstract: Astronomers have discovered many candidate black holes in the universe and have studied their properties in ever-increasing detail. Over the last decade, a few groups have developed observational tests for the presence […]

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International Mother Language Day – February 21

a onblur=”try {parent.deselectBloggerImageGracefully();} catch(e) {}” href=”http://portal.unesco.org/culture/en/ev.php-URL_ID=38831″img id=”BLOGGER_PHOTO_ID_5305365965257215538″ style=”FLOAT: right; MARGIN: 0px 0px 10px 10px; WIDTH: 226px; CURSOR: hand; HEIGHT: 320px” alt=”” src=”http://1.bp.blogspot.com/_6yQy29edf4Q/SaByPIKajjI/AAAAAAAAADo/GB5WjzHcjek/s320/PosterIMLD2009.jpg” border=”0″ //aToday is the “a href=”http://portal.unesco.org/culture/en/ev.php-URL_ID=38724″International Mother Language Day/a”, which has been iproclaimed by the General Conference of UNESCO … to promote linguistic and cultural diversity and multilingualism/i. You may be aware of […]

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