{"podcast":{"title":"Oxford Sparks Big Questions","slug":"oxford-sparks-big-questions-420721","podcast_index_feed_id":420721,"rss_url":"https://oxfordsparks.libsyn.com/rss","website_url":"https://www.oxfordsparks.ox.ac.uk/","image_url":"https://static.libsyn.com/p/assets/2/2/c/f/22cf91023fb4a322/Big_Questions_Podcast_pink_HIGH_RES.jpg","author":"Fiona Jones","episode_count":100,"summary":"'Will my bacon sandwich kill me?', 'Is vaping better than smoking?', 'How do you become an astronaut?' - just some of the Big Questions we ask some of the brightest minds behind Oxford science. Join us in each podcast as we explore a different area of science.","last_synced_at":"2026-06-18T00:18:10.275517+00:00","page_url":"https://stenobird.com/podcast/oxford-sparks-big-questions-420721"},"episode":{"title":"How do you find a theoretical particle?","slug":"how-do-you-find-a-theoretical-particle","published_at":"2025-08-06T11:30:00+00:00","page_url":"https://stenobird.com/podcast/oxford-sparks-big-questions-420721/how-do-you-find-a-theoretical-particle","show_page_url":"https://stenobird.com/podcast/oxford-sparks-big-questions-420721","url":"https://oxfordsparks.libsyn.com/how-do-you-find-a-theoretical-particle","audio_url":"https://traffic.libsyn.com/secure/oxfordsparks/OX-_Particles-v2.mp3?dest-id=790107","summary":"How do you detect a particle that emits no light - in other words, something invisible? This is the intriguing challenge faced by scientists hunting for 'dark matter'. In our series finale, we talk to Elizabeth Bloomfield from Oxford's Department of Physics about dark matter, how we know it exists, and why her research is taking her deep beneath a mountain in Italy in the quest to find it.","meta_description":"How do you detect a particle that emits no light - in other words, something invisible? This is the intriguing challenge faced by scientists hunting for '…","key_points":[],"chapters":[],"topics":[],"duration_seconds":735,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/oxford-sparks-big-questions-420721/episodes/how-do-you-find-a-theoretical-particle/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/oxford-sparks-big-questions-420721/how-do-you-find-a-theoretical-particle.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}