Selects: How Extinction Works
Stuff You Should Know
iHeartPodcasts
4.6 • 79.3K Ratings
🗓️ 1 November 2025
⏱️ 50 minutes
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Summary
Scientists believe that 99% of the estimated 50 billion species that have ever lived on Earth have disappeared through extinction. This is a natural process typically, but it can also be cataclysmic and it's becoming clear we are amid a massive one. Find out more with Josh and Chuck in this classic episode.
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Transcript
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| 0:00.0 | This is an I-Heart podcast. |
| 0:04.8 | People called them murderers. |
| 0:07.1 | Ten years later, they were gods. |
| 0:09.7 | Today, no one knows their names. |
| 0:12.2 | A group of maverick surgeons who took on the medical establishment |
| 0:15.3 | who risked everything to invent open-heart surgery. |
| 0:19.0 | Welcome to the Wild West of American Medicine. |
| 0:21.8 | I'm Chris Pine, and this is Cardiac Cowboys. |
| 0:25.1 | If you like medical dramas, if you like heart-pounding thrillers, you will love cardiac |
| 0:29.4 | cowboys. |
| 0:30.5 | Listen on the IHeart Radio app or wherever you listen to podcasts. |
| 0:34.5 | Sponsored by Jasper AI. AI built for marketers. |
| 0:38.3 | Hello, friends. |
| 0:39.3 | It's Josh, and I'm back with the Select. |
| 0:42.3 | And this week I've selected our 2014 episode on extinction. |
| 0:47.3 | In this episode, we go over all the big extinctions and what probably caused them, including |
| 0:53.3 | the one we're most likely in right now, which is probably |
| 0:56.4 | caused by humans. |
| 0:57.9 | And if you pay attention, you can start to notice a little glimmers, a little beginnings |
| 1:02.4 | of what would become my side podcast, The End of the World with Josh Clark. |
| 1:07.4 | And although we don't talk about any movies, I'm betting there's some glimmers of Chuck's long-running side podcast movie crush in here, too. |
| 1:15.6 | Hope you enjoy this episode. It's a good one. |
... |
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