{"podcast":{"title":"TED-Ed","slug":"ted-ed-7859430","podcast_index_feed_id":7859430,"rss_url":"https://feeds.megaphone.fm/ted-ed","website_url":null,"image_url":"https://megaphone.imgix.net/podcasts/b7403760-4a33-11f1-9f4d-0b7f17190ea0/image/74cc63dc47cf18e2bcec0e2d83f0aaf9.jpg?ixlib=rails-4.3.1&max-w=3000&max-h=3000&fit=crop&auto=format,compress","author":"TED-Ed","episode_count":1210,"summary":"TED-Ed’s mission is to create lessons worth sharing. Feed and expand your curiosity with our award-winning animated shorts - published on YouTube and available with supplemental learning materials on ed.ted.com. Want to suggest an idea for a TED-Ed animation, nominate an educator or animator? Visit our website at: http://ed.ted.com/get_involved. Consider backing us on Patreon. By doing so, you directly support our nonprofit mission to create free, high-quality educational content: https://www.patreon.com/teded For more information on using TED-Ed content for commercial purposes (e.g. employee learning, in a film, or in an online course), please submit a Media Request using this link: https://media-requests.ted.com/","last_synced_at":"2026-07-25T10:18:01.246496+00:00","page_url":"https://stenobird.com/podcast/ted-ed-7859430"},"episode":{"title":"How to defend Earth from asteroids - Phil Plait","slug":"how-to-defend-earth-from-asteroids-phil-plait","published_at":"2026-07-07T12:37:00+00:00","page_url":"https://stenobird.com/podcast/ted-ed-7859430/how-to-defend-earth-from-asteroids-phil-plait","show_page_url":"https://stenobird.com/podcast/ted-ed-7859430","url":"https://traffic.megaphone.fm/VG6317794359.mp3","audio_url":"https://traffic.megaphone.fm/VG6317794359.mp3","summary":"What's six miles wide and can end civilization in an instant? An asteroid -- and there are lots of them out there. With humor and great visuals, Phil Plait enthralls the TEDxBoulder audience with all the ways asteroids can kill, and what we must do to avoid them. (Filmed at TEDxBoulder.)Talk by Phil Plait. Learn more about your ad choices. Visit megaphone.fm/adchoices","meta_description":"What's six miles wide and can end civilization in an instant? An asteroid -- and there are lots of them out there. With humor and great visuals, Phil Plai…","key_points":[],"chapters":[],"topics":[],"duration_seconds":1201,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/ted-ed-7859430/episodes/how-to-defend-earth-from-asteroids-phil-plait/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/ted-ed-7859430/how-to-defend-earth-from-asteroids-phil-plait.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}