1.0Experimental Frontiers, with Josh Mitteldorfhttps://scienceblog.com/experimentalfrontiersJosh Mitteldorfhttps://scienceblog.com/experimentalfrontiers/author/joshmitteldorf/rich600338<blockquote class="wp-embedded-content" data-secret="mhcvXNeO3f"><a href="https://scienceblog.com/experimentalfrontiers/2023/12/30/what-is-a-breakaway-civilization/">What is a ‘Breakaway Civilization’?</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://scienceblog.com/experimentalfrontiers/2023/12/30/what-is-a-breakaway-civilization/embed/#?secret=mhcvXNeO3f" width="600" height="338" title="“What is a ‘Breakaway Civilization’?” — Experimental Frontiers, with Josh Mitteldorf" data-secret="mhcvXNeO3f" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); //# sourceURL=https://scienceblog.com/experimentalfrontiers/wp-includes/js/wp-embed.min.js </script> https://scienceblog.com/experimentalfrontiers/wp-content/uploads/sites/7/2023/12/Underground_City_by_nkabuto-scaled.jpg25601260Richard Dolan was first to use the phrase, though I first heard it from Jason Jorjani. The idea is that there are whole communities built on technology far advanced from what is in the public domain. They are somewhere on this planet — perhaps in underground cities, perhaps under the ocean or Antarctica. It is the ... Read more