{"version":"1.0","provider_name":"Little, Big Science","provider_url":"https:\/\/www.lbscience.org\/en","title":"Where are Escher\u2019s Fish Swimming? - Little, Big Science","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"d3diDgMbIU\"><a href=\"https:\/\/www.lbscience.org\/en\/2021\/08\/02\/where-are-eschers-fish-swimming\/\">Where are Escher\u2019s Fish Swimming?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.lbscience.org\/en\/2021\/08\/02\/where-are-eschers-fish-swimming\/embed\/#?secret=d3diDgMbIU\" width=\"600\" height=\"338\" title=\"&#8220;Where are Escher\u2019s Fish Swimming?&#8221; &#8212; Little, Big Science\" data-secret=\"d3diDgMbIU\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.lbscience.org\/en\/wp-content\/uploads\/sites\/3\/2026\/01\/en_meme-5.jpeg","thumbnail_width":2400,"thumbnail_height":1350,"description":"Let's acquaint ourselves with hyperbolic geometry, a peculiar geometry in which lines do not appear straight and the sum of the angles in a triangle is not 180\u00b0. Hyperbolic geometry has applications in applied physics and the theory of relativity. It even appears in nature, for example, in the shapes of lettuce leaves and coral [&hellip;]"}