{"version":"1.0","provider_name":"LUMINESCIENCES : le blog de Jean-Pierre LUMINET, astrophysicien","provider_url":"https:\/\/blogs.futura-sciences.com\/luminet","author_name":"Jean-Pierre LUMINET","author_url":"https:\/\/blogs.futura-sciences.com\/luminet\/author\/jpluminet\/","title":"La \"lumi\u00e8re\" gravitationnelle (1\/4) : principes de base, par Jean-Pierre Luminet","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"mnyHyMppaz\"><a href=\"https:\/\/blogs.futura-sciences.com\/luminet\/2016\/02\/10\/la-lumiere-gravitationnelle-1\/\">La &#8220;lumi\u00e8re&#8221; gravitationnelle (1\/4) : principes de base<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/blogs.futura-sciences.com\/luminet\/2016\/02\/10\/la-lumiere-gravitationnelle-1\/embed\/#?secret=mnyHyMppaz\" width=\"600\" height=\"338\" title=\"\u00ab\u00a0La &#8220;lumi\u00e8re&#8221; gravitationnelle (1\/4) : principes de base\u00a0\u00bb &#8212; LUMINESCIENCES : le blog de Jean-Pierre LUMINET, astrophysicien\" data-secret=\"mnyHyMppaz\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n<\/script>\n","thumbnail_url":"https:\/\/blogs.futura-sciences.com\/luminet\/wp-content\/uploads\/sites\/2\/2016\/02\/gravity3.jpg","thumbnail_width":550,"thumbnail_height":225,"description":"Je voudrais poser une question \u00e0 monsieur Einstein, \u00e0 savoir, \u00e0 quelle vitesse l\u2019action de la gravitation se propage-t-elle dans votre th\u00e9orie\u00a0? Max Born, 1913 Dans la th\u00e9orie de Newton, la gravitation est une force agissant instantan\u00e9ment entre les corps massifs. Cette id\u00e9e \u00e9tait inadmissible aux yeux de nombreux physiciens, Newton compris, et un si\u00e8cle &hellip; Continuer la lecture de  &rarr;"}