{"id":71214,"date":"2020-08-01T06:10:00","date_gmt":"2020-08-01T10:10:00","guid":{"rendered":"http:\/\/wavechronicle.com\/wave\/?p=71214"},"modified":"2020-08-01T13:56:38","modified_gmt":"2020-08-01T17:56:38","slug":"mapping-the-multiverse","status":"publish","type":"post","link":"https:\/\/wavechronicle.com\/wave\/?p=71214","title":{"rendered":"Mapping the Multiverse"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">This is a map of the multiverse. Or in physics-ese, it\u2019s the maximally extended Penrose diagram of a Kerr spacetime. And in English: when you solve Einstein\u2019s equations of general relativity for a rotating black hole, the universe does not come to an abrupt halt at the bottom of the gravitational pit. Instead, a path can be traced out again but you do not end up in the universe that you started in. As I said, it\u2019s a map of the multiverse.<\/p>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Mapping the Multiverse\" width=\"960\" height=\"540\" src=\"https:\/\/www.youtube.com\/embed\/4v9A9hQUcBQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>This is a map of the multiverse. Or in physics-ese, it\u2019s the maximally extended Penrose diagram of a Kerr spacetime. And in English: when you solve Einstein\u2019s equations of general relativity for a rotating black hole, the universe does not come to an abrupt halt at the bottom of the gravitational pit. Instead, a path can be traced out again but you do not end up in the universe that you started in. As I said, it\u2019s a map of the multiverse.<\/p>\n","protected":false},"author":6,"featured_media":9298,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[127],"tags":[97,551,853],"class_list":["post-71214","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-edu","tag-education","tag-education-saturday","tag-space-time"],"acf":[],"_links":{"self":[{"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=\/wp\/v2\/posts\/71214","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=71214"}],"version-history":[{"count":1,"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=\/wp\/v2\/posts\/71214\/revisions"}],"predecessor-version":[{"id":71215,"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=\/wp\/v2\/posts\/71214\/revisions\/71215"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=\/wp\/v2\/media\/9298"}],"wp:attachment":[{"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=71214"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=71214"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wavechronicle.com\/wave\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=71214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}