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.

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.

If you've ever wanted to know about champagne, satanism, the Stonewall Uprising, chaos theory, LSD, El Nino, true crime and Rosa Parks, then look no further. Josh and Chuck have you covered.

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Listen to this collection of top episodes from iHeartRadio and iHeartPodcasts. 

Listen to this collection of top episodes from iHeartRadio and iHeartPodcasts.&nbsp;

Podcasts from iHeartRadio

Selects: How Extinction Works

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/7ed9eb6e-7744-4803-9359-b38501359588/transcript

Fear is different than being scared, most notably because fear is generally a negative thing and being scared can cause an enjoyable thrill. We'll get into the difference in today's episode.

Fear is different than being scared, most notably because fear is generally a negative thing and being scared can cause an enjoyable thrill. We'll get into the difference in today's episode.

Short Stuff: Why does it feel good to be scared?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/f77a15e2-fd59-41b2-93ae-b47200dd4c96/transcript

Even though curses aren’t real – and we go to great pains to make that clear – they are pretty interesting, especially ones you haven’t heard of before. So we dug deep and found some of the curses that don’t always hog the spotlight for this fun episode.

Even though curses aren&rsquo;t real &ndash; and we go to great pains to make that clear &ndash; they are pretty interesting, especially ones you haven&rsquo;t heard of before. So we dug deep and found some of the curses that don&rsquo;t always hog the spotlight for this fun episode.

Some Interesting Curses

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/da5d3c6e-e9fb-44ca-8b47-b46a00fefb69/transcript

It’s a pretty safe assumption that people have been born with birthmarks since humanity began, and between then and now we’ve come up with some wacky, even dangerous, explanations for them – even a few that survive still today. Learn all about them in this classic episode.

It&rsquo;s a pretty safe assumption that people have been born with birthmarks since humanity began, and between then and now we&rsquo;ve come up with some wacky, even dangerous, explanations for them &ndash; even a few that survive still today. Learn all about them in this classic episode.

Selects: Birthmarks: Probably Not the Mark of the Devil

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/60e8b1a4-1883-452e-bff7-b46b01143f74/transcript

Selects: How Extinction Works

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