{"version":"1.0","provider_name":"Super Surge Magazine","provider_url":"https:\/\/www.supersurge.com\/news","title":"RelativityThe Special and General TheoryA Popular Exposition - Super Surge Magazine","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"9lXNoE6Bhx\"><a href=\"https:\/\/www.supersurge.com\/news\/relativitythe-special-and-general-theorya-popular-exposition\/\">Relativity<br>The Special and General Theory<br>A Popular Exposition<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.supersurge.com\/news\/relativitythe-special-and-general-theorya-popular-exposition\/embed\/#?secret=9lXNoE6Bhx\" width=\"600\" height=\"338\" title=\"&#8220;Relativity&lt;br&gt;The Special and General Theory&lt;br&gt;A Popular Exposition&#8221; &#8212; Super Surge Magazine\" data-secret=\"9lXNoE6Bhx\" 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\/\/# sourceURL=https:\/\/www.supersurge.com\/news\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.supersurge.com\/news\/wp-content\/uploads\/2022\/06\/relativity-the-special-an-general-theory.png","thumbnail_width":1440,"thumbnail_height":720,"description":"Albert Einstein, Ph.D.Professor of Physics in the University of BerlinAuthorised Translation byRobert W. Lawson, D.Sc.University of Sheffield1916 Table of Contents PrefaceI. The Special Theory of RelativityI. Physical Meaning of Geometrical PropositionsII. The System of Co-ordinatesIII. Space and Time in Classical MechanicsIV. The Galileian System of Co-ordinatesV. The Principle of Relativity in the Restricted SenseVI. The [&hellip;]"}