{"version":"1.0","provider_name":"Josh Mitteldorf","provider_url":"https:\/\/scienceblog.com\/joshmitteldorf","author_name":"Josh Mitteldorf","author_url":"https:\/\/scienceblog.com\/joshmitteldorf\/author\/joshmitteldorf\/","title":"The Varieties of Aging in Nature","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"Jk3FiOPsHO\"><a href=\"https:\/\/scienceblog.com\/joshmitteldorf\/2017\/12\/06\/the-varieties-of-aging-in-nature\/\">The Varieties of Aging in Nature<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/scienceblog.com\/joshmitteldorf\/2017\/12\/06\/the-varieties-of-aging-in-nature\/embed\/#?secret=Jk3FiOPsHO\" width=\"600\" height=\"338\" title=\"&#8220;The Varieties of Aging in Nature&#8221; &#8212; Josh Mitteldorf\" data-secret=\"Jk3FiOPsHO\" 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:\/\/scienceblog.com\/joshmitteldorf\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/scienceblog.com\/joshmitteldorf\/wp-content\/uploads\/sites\/2\/2017\/12\/Turritopsis.jpg","thumbnail_width":700,"thumbnail_height":467,"description":"In 1999, I met Cynthia Kenyon for the first time, and she told me her one-line proof that aging is an evolved trait. \u00a0Lifespans in nature range from hours to thousands of years. This shows that natural selection is not constrained, but can implement aging on whatever time scale is appropriate. A few years ago, ... Read more"}