{"id":451,"date":"2016-02-20T19:05:26","date_gmt":"2016-02-20T18:05:26","guid":{"rendered":"http:\/\/blogs.futura-sciences.com\/barrau\/?p=451"},"modified":"2016-02-25T11:20:52","modified_gmt":"2016-02-25T10:20:52","slug":"big-bang-et-au-dela","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/barrau\/2016\/02\/20\/big-bang-et-au-dela\/","title":{"rendered":"Big Bang et au-del\u00e0"},"content":{"rendered":"<p>Voici la nouvelle \u00e9dition de mon petit livre \u00ab\u00a0Big Bang et au-del\u00e0\u00a0\u00bb, juste publi\u00e9 chez Dunod.<\/p>\n<div>Il s\u2019agit une balade en cosmologie, sans pr\u00e9tention \u00e0 l\u2019exhaustivit\u00e9. Je tente de passer en revue les avanc\u00e9es majeures de la science de l\u2019Univers, mais aussi de souligner l\u2019immensit\u00e9 de ce que nous ne comprenons pas encore. On y croise des trous noirs et des particules \u00e9l\u00e9mentaires, on s\u2019y interroge sur les fondements th\u00e9orique et les bases observationnelles du mod\u00e8le du Big Bang. En conclusion, se pose la question des univers multiples. Quelques pr\u00e9occupations philosophiques et po\u00e9tiques, \u00e9videmment biais\u00e9es par mes int\u00e9r\u00eats propres et sans la moindre vocation\u00a0au &#8220;panorama&#8221;, s&#8217;invitent ici et l\u00e0.<\/div>\n<div><\/div>\n<div><\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-448\" src=\"https:\/\/blogs.futura-sciences.com\/barrau\/wp-content\/uploads\/sites\/12\/2016\/02\/FullSizeRender-338x450.jpg\" alt=\"FullSizeRender\" width=\"338\" height=\"450\" srcset=\"https:\/\/blogs.futura-sciences.com\/barrau\/wp-content\/uploads\/sites\/12\/2016\/02\/FullSizeRender-338x450.jpg 338w, https:\/\/blogs.futura-sciences.com\/barrau\/wp-content\/uploads\/sites\/12\/2016\/02\/FullSizeRender-768x1024.jpg 768w, https:\/\/blogs.futura-sciences.com\/barrau\/wp-content\/uploads\/sites\/12\/2016\/02\/FullSizeRender.jpg 1224w\" sizes=\"auto, (max-width: 338px) 100vw, 338px\" \/><\/div>\n<div><\/div>\n<div><\/div>\n<div>Pour souligner que la science est aussi une aventure humaine, je conte \u00e9galement \u2014 en filigrane \u2014 un certain nombre d\u2019anecdotes personnelles, de r\u00e9voltes et de positionnement soci\u00e9taux. La question de la souffrance inflig\u00e9e aux animaux ou de l\u2019exclusion des plus faibles, quoique non directement reli\u00e9e, ne peut pas ne pas se poser, je crois, quand on tente de scruter notre environnement.<\/div>\n<div><\/div>\n<p><!--more--><\/p>\n<div>Cette nouvelle \u00e9dition est mise \u00e0 jour et se trouve surtout compl\u00e9t\u00e9e par un chapitre relatant les r\u00e9sultats r\u00e9cents de l\u2019exp\u00e9rience Planck. Je tente de souligner que l\u2019essentiel du paradigme cosmologique a \u00e9t\u00e9 soutenu par ces mesures mais que quelques anomalies excitantes sont apparues ici et l\u00e0. Finalement, nous avons compris que l\u2019Univers est \u00e9tonnement simple ! C\u2019est \u00e0 la fois extraordinairement beau et presque un peu d\u00e9cevant.<\/div>\n<div><\/div>\n<div><\/div>\n<div>\n<figure id=\"attachment_449\" aria-describedby=\"caption-attachment-449\" style=\"width: 287px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-449\" src=\"https:\/\/blogs.futura-sciences.com\/barrau\/wp-content\/uploads\/sites\/12\/2016\/02\/9782100743704-001-T-287x450.jpeg\" alt=\"(Cr\u00e9dit : Dunod)\" width=\"287\" height=\"450\" srcset=\"https:\/\/blogs.futura-sciences.com\/barrau\/wp-content\/uploads\/sites\/12\/2016\/02\/9782100743704-001-T-287x450.jpeg 287w, https:\/\/blogs.futura-sciences.com\/barrau\/wp-content\/uploads\/sites\/12\/2016\/02\/9782100743704-001-T.jpeg 600w\" sizes=\"auto, (max-width: 287px) 100vw, 287px\" \/><figcaption id=\"caption-attachment-449\" class=\"wp-caption-text\">(Cr\u00e9dit : Dunod)<\/figcaption><\/figure>\n<p>L&#8217;ouvrage sur le\u00a0<a href=\"http:\/\/www.dunod.com\/sciences-techniques\/culture-scientifique\/sciences-de-la-matiere-et-de-lunivers\/big-bang-et-au-dela\" target=\"_blank\">site de l&#8217;\u00e9diteur<\/a>.<\/p>\n<\/div>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>Voici la nouvelle \u00e9dition de mon petit livre \u00ab\u00a0Big Bang et au-del\u00e0\u00a0\u00bb, juste publi\u00e9 chez Dunod. Il s\u2019agit une balade en cosmologie, sans pr\u00e9tention \u00e0 l\u2019exhaustivit\u00e9. Je tente de passer en revue les avanc\u00e9es majeures de la science de l\u2019Univers, mais aussi de souligner l\u2019immensit\u00e9 de ce que nous ne comprenons pas encore. On y &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/barrau\/2016\/02\/20\/big-bang-et-au-dela\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Big Bang et au-del\u00e0<\/span>  <span class=\"meta-nav\">&rarr;<\/span><\/a><!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":10,"featured_media":450,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[8],"tags":[69,31,13,70],"class_list":["post-451","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cosmos","tag-big-bang","tag-cosmologie","tag-planck","tag-trous-noirs"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Big Bang et au-del\u00e0, par Aur\u00e9lien BARRAU<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blogs.futura-sciences.com\/barrau\/2016\/02\/20\/big-bang-et-au-dela\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Big Bang et au-del\u00e0, par Aur\u00e9lien BARRAU\" \/>\n<meta property=\"og:description\" content=\"Voici la nouvelle \u00e9dition de mon petit livre \u00ab\u00a0Big Bang et au-del\u00e0\u00a0\u00bb, juste publi\u00e9 chez Dunod. Il s\u2019agit une balade en cosmologie, sans pr\u00e9tention \u00e0 l\u2019exhaustivit\u00e9. Je tente de passer en revue les avanc\u00e9es majeures de la science de l\u2019Univers, mais aussi de souligner l\u2019immensit\u00e9 de ce que nous ne comprenons pas encore. 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