{"version":"1.0","provider_name":"Switzerland","provider_url":"https:\/\/www.europesays.com\/ch","author_name":"EUROPE SAYS","author_url":"https:\/\/www.europesays.com\/ch\/author\/europe-says\/","title":"Switzerland dug a hole the size of two football fields to install the most powerful underground battery on the planet, capable of releasing 1.2 GW in milliseconds, storing 2.1 GWh, and costing up to 5 billion Swiss francs.","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"xgta4N1teQ\"><a href=\"https:\/\/www.europesays.com\/ch\/67073\/\">Switzerland dug a hole the size of two football fields to install the most powerful underground battery on the planet, capable of releasing 1.2 GW in milliseconds, storing 2.1 GWh, and costing up to 5 billion Swiss francs.<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.europesays.com\/ch\/67073\/embed\/#?secret=xgta4N1teQ\" width=\"600\" height=\"338\" title=\"&#8220;Switzerland dug a hole the size of two football fields to install the most powerful underground battery on the planet, capable of releasing 1.2 GW in milliseconds, storing 2.1 GWh, and costing up to 5 billion Swiss francs.&#8221; &#8212; Switzerland\" data-secret=\"xgta4N1teQ\" 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.europesays.com\/ch\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.europesays.com\/ch\/wp-content\/uploads\/2026\/05\/1779061569-768x432.jpeg","thumbnail_width":600,"thumbnail_height":338}