{"id":240912,"date":"2026-07-15T08:06:18","date_gmt":"2026-07-15T13:06:18","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/07\/is-the-universe-a-computation-sara-walker-and-lex-fridman"},"modified":"2026-07-15T08:06:18","modified_gmt":"2026-07-15T13:06:18","slug":"is-the-universe-a-computation-sara-walker-and-lex-fridman","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/07\/is-the-universe-a-computation-sara-walker-and-lex-fridman","title":{"rendered":"Is the universe a computation? | Sara Walker and Lex Fridman"},"content":{"rendered":"<p><\/p>\n<p><iframe style=\"display: block; margin: 0 auto; width: 100%; aspect-ratio: 4\/3; object-fit: contain;\" src=\"https:\/\/www.youtube.com\/embed\/Ah_9z0xNeWE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope;\n   picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>Lex Fridman Podcast full episode: \u2022 Sara Walker: Physics of Life, Time, Comple\u2026<br \/> Please support this podcast by checking out our sponsors:<br \/> Notion: <a href=\"https:\/\/notion.com\/lex\">https:\/\/notion.com\/lex<\/a>.<br \/> Motific: <a href=\"https:\/\/motific.ai\">https:\/\/motific.ai<\/a>.<br \/> Shopify: <a href=\"https:\/\/shopify.com\/lex\">https:\/\/shopify.com\/lex<\/a> to get $1 per month trial.<br \/> BetterHelp: <a href=\"https:\/\/betterhelp.com\/lex\">https:\/\/betterhelp.com\/lex<\/a> to get 10% off.<br \/> AG1: <a href=\"https:\/\/drinkag1.com\/lex\">https:\/\/drinkag1.com\/lex<\/a> to get 1 month supply of fish oil.<\/p>\n<p>GUEST BIO:<br \/> Sara Walker is an astrobiologist and theoretical physicist. She is the author of a new book titled \\.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lex Fridman Podcast full episode: \u2022 Sara Walker: Physics of Life, Time, Comple\u2026 Please support this podcast by checking out our sponsors: Notion: https:\/\/notion.com\/lex. Motific: https:\/\/motific.ai. Shopify: https:\/\/shopify.com\/lex to get $1 per month trial. BetterHelp: https:\/\/betterhelp.com\/lex to get 10% off. AG1: https:\/\/drinkag1.com\/lex to get 1 month supply of fish oil. GUEST BIO: Sara Walker is [\u2026]<\/p>\n","protected":false},"author":556,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1527,219],"tags":[],"class_list":["post-240912","post","type-post","status-publish","format-standard","hentry","category-alien-life","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/240912","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/556"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=240912"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/240912\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=240912"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=240912"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=240912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}