{"podcast":{"title":"Razib Khan's Unsupervised Learning","slug":"razib-khan-s-unsupervised-learning-4024133","podcast_index_feed_id":4024133,"rss_url":"https://api.substack.com/feed/podcast/94899.rss","website_url":"https://www.razibkhan.com/podcast","image_url":"https://substackcdn.com/feed/podcast/94899/995e8bae7547e32869d1af58f73e5a0b.jpg","author":"Razib Khan","episode_count":176,"summary":"Conversations on population genetics, evolution, history, books, and culture","last_synced_at":"2026-06-12T16:17:39.762463+00:00","page_url":"https://stenobird.com/podcast/razib-khan-s-unsupervised-learning-4024133"},"episode":{"title":"Monologue: Out-of-Africa is not dead but hybridization lives","slug":"monologue-out-of-africa-is-not-dead-but-hybridization-lives","published_at":"2026-03-23T16:25:47+00:00","page_url":"https://stenobird.com/podcast/razib-khan-s-unsupervised-learning-4024133/monologue-out-of-africa-is-not-dead-but-hybridization-lives","show_page_url":"https://stenobird.com/podcast/razib-khan-s-unsupervised-learning-4024133","url":"https://www.razibkhan.com/p/monlogue-out-of-africa-is-not-dead","audio_url":"https://api.substack.com/feed/podcast/191881084/23b5873ba1b89d196c65907a9bfb341f.mp3","summary":"This is a free preview of a paid episode. To hear more, visit www.razibkhan.com On this episode Razib talks about where we are when it comes to “Out-of-Africa,” Neanderthal origins and the broader state of understanding the dynamics of Homo evolution. Cited: * Hypothesis: A modern human range expansion ~300,000 years ago explains Neandertal origins * Did Levallois tools make Neanderthals human? * Interbreeding between Neanderthals and modern…","meta_description":"This is a free preview of a paid episode. To hear more, visit www.razibkhan.com On this episode Razib talks about where we are when it comes to “Out-of-Af…","key_points":[],"chapters":[],"topics":[],"duration_seconds":901,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/razib-khan-s-unsupervised-learning-4024133/episodes/monologue-out-of-africa-is-not-dead-but-hybridization-lives/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/razib-khan-s-unsupervised-learning-4024133/monologue-out-of-africa-is-not-dead-but-hybridization-lives.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}