{"podcast":{"title":"Instant Genius","slug":"instant-genius-226559","podcast_index_feed_id":226559,"rss_url":"https://feeds.megaphone.fm/GLT7732401960","website_url":"http://www.sciencefocus.com/","image_url":"https://megaphone.imgix.net/podcasts/f7c186ec-ab83-11ed-876d-531b385da704/image/1e3aeeafe7dbc619978cf0eccb54d269.jpeg?ixlib=rails-4.3.1&max-w=3000&max-h=3000&fit=crop&auto=format,compress","author":"Our Media","episode_count":680,"summary":"Whether you’re curious about getting healthy, the Big Bang or the science of cooking, find out everything you need to know with Instant Genius. The team behind BBC Science Focus Magazine talk to world-leading experts to bring you two bite-sized masterclasses on a new subject each week. New episodes are released every Monday and Friday and you can subscribe to Instant Genius on Apple Podcasts to access all new episodes ad-free and all old episodes of Instant Genius Extra. Watch full episodes of Instant Genius on BBC Science Focus Magazine's YouTube channel. Follow us on X: @SFIGPod","last_synced_at":"2026-09-25T10:21:43.242983+00:00","page_url":"https://stenobird.com/podcast/instant-genius-226559"},"episode":{"title":"Why human urine may be our most untapped natural resource","slug":"why-human-urine-may-be-our-most-untapped-natural-resource","published_at":"2026-07-19T23:00:00+00:00","page_url":"https://stenobird.com/podcast/instant-genius-226559/why-human-urine-may-be-our-most-untapped-natural-resource","show_page_url":"https://stenobird.com/podcast/instant-genius-226559","url":"https://traffic.megaphone.fm/NSR9603049646.mp3","audio_url":"https://traffic.megaphone.fm/NSR9603049646.mp3","summary":"While largely viewed as a toxic waste product with no practical use, our urine is actually rich in all manner of valuable nutrients that, with a little effort, can be extracted, recycled and converted into fertiliser for use on food crops, used to make building materials or even used to generate electricity. In this episode, we’re joined by Kai Udert, a researcher based at the Swiss Federal Institute for Aquatic Science and Technology, to talk about the many ways we could be putting our pee to better use. He tells us how our current systems of dealing with wastewater came into being, what happens to our urine once we flush it down the toilet, and talks us through some ways in which we may be able to make more use of this common, overlooked resource. Learn more about your ad choices. Visit podcastchoices.com/adchoices","meta_description":"While largely viewed as a toxic waste product with no practical use, our urine is actually rich in all manner of valuable nutrients that, with a little ef…","key_points":[],"chapters":[],"topics":[],"duration_seconds":1593,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/instant-genius-226559/episodes/why-human-urine-may-be-our-most-untapped-natural-resource/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/instant-genius-226559/why-human-urine-may-be-our-most-untapped-natural-resource.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}