{"version":"1.0","provider_name":"ETH-Rat","provider_url":"https:\/\/ethrat.ch\/en\/","title":"A \u201cswitch\u201d for memories - ETH-Rat","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"oyAedA696x\"><a href=\"https:\/\/ethrat.ch\/en\/a-switch-for-memories\/\">A \u201cswitch\u201d for memories<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/ethrat.ch\/en\/a-switch-for-memories\/embed\/#?secret=oyAedA696x\" width=\"600\" height=\"338\" title=\"&#8220;A \u201cswitch\u201d for memories&#8221; &#8212; ETH-Rat\" data-secret=\"oyAedA696x\" 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\/\/# sourceURL=https:\/\/ethrat.ch\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"Image: Katarzyna Bialasiewicz\/ iStock EPFL A \u201cswitch\u201d for memories Turning memories on and off with epigenetics Our experiences leave traces in the brain, stored in small groups of cells called \u201cengrams\u201d. Engrams are thought to hold the information of a memory and are reactivated when we remember. A team led by Professor Johannes Gr\u00e4ff at ...","thumbnail_url":"https:\/\/ethrat.ch\/wp-content\/uploads\/2026\/03\/Short-Story-EPFL_iStock-481582374_Katarzyna-Bialasiewicz_low.jpg","thumbnail_width":1000,"thumbnail_height":667}