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      Thu 20 Apr 2017

      How Swearing Works 51m play

      Swearing is something that's been done across all cultures, virtually since humans began speaking. What is it about these taboo words that offend some, and are beloved by others? Does it help to relie... 25 more words

      Tue 18 Apr 2017

      How Corsets Work 41m play

      Sure, we're doing an episode on corsets. Why do you ask?

      Thu 13 Apr 2017

      How Supervolcanoes Work 33m play

      Until recently, volcanologists thought supervolcanoes were simply massive volcanoes. But further research has revealed that they are far different - and far more dangerous - than previously imagined.

      Tue 11 Apr 2017

      How Supreme Court Nominations Work 49m play

      Being nominated as a Supreme Court Justice is no small thing, and it doesn't always go as planned. With this week's confirmation of Justice Gorsuch, Josh and Chuck take a look at the process of gettin... 6 more words

      Thu 06 Apr 2017

      How Empathy Works 56m play

      Empathy can often be confused with sympathy and regular old compassion. But it's not exactly either one of those. Some say a lack of empathy can indicate sociopathic tendencies, but that's not always ... 18 more words

      Tue 04 Apr 2017

      Composting: Nature's Most Interesting Process 55m play

      You may think composting is just a bunch of old banana peels rotting away into dirt but, friend, you're not looking closely enough. Inside that compost pile is a microcosmic universe doing some magica... 2 more words

      Thu 30 Mar 2017

      The Shroud Of Turin: No Ordinary Bed Sheet 48m play

      The Shroud of Turin is no ordinary bed sheet. Some think it's the burial cloth of Jesus. Others think it's an amazing piece of artwork. The truth is, we'll probably never know what it really is. The m... 8 more words

      Tue 28 Mar 2017

      How Foreign Accent Syndrome Works 50m play

      Foreign accent syndrome isn't when your mom talks funny when she goes abroad. It's an actual condition where people wake up one day with an entirely different accent, usually from some kind of head tr... 9 more words

      Thu 23 Mar 2017

      How the Hyperloop Will Work 1h 5m play

      If you’re out there, Elon Musk, this one’s for you (although you already everything in this episode). Everybody else, buckle in and sit back for a 700 mph thrill ride from LA to SF in 35 minutes - com... 2 more words

      Tue 21 Mar 2017

      Solitary Confinement: Cruel and Unusual 50m play

      In our continuing exploration of crime and punishment, we take a look at the practice of solitary confinement. To be sure, it has its place in prisons, sometimes for protection of the inmates themselv... 25 more words

      Thu 16 Mar 2017

      Southerners Aren’t Lazy and Dumb, They Just Had Hookworm 51m play

      There was a time when the lower classes of the American South were considered lazy and dimwitted, a stereotype that still somewhat survives today. But this stereotype was rooted in fact. Hookworms, it... 7 more words

      Tue 14 Mar 2017

      Pain Scales: Yeeeow! 46m play

      Pain is subjective; it is whatever the person experiencing it says it is. But to effectively treat pain, it helps to quantify it, which is why medicine came up with pain scales.

      Thu 09 Mar 2017

      History of the Trail of Tears, Part II 46m play

      In the second of two parts, what was once a voluntary resettlement program becomes a violent, forced relocation under the leadership of President Andrew Jackson.

      Tue 07 Mar 2017

      History of the Trail of Tears, Part I 56m play

      In this first of two episodes on the Trail of Tears, learn about the forces that converged to create the series of events that formed the basis of what may be the most brutal decade in American histor... 1 more words

      Thu 02 Mar 2017

      How Optical Illusions Work 44m play

      Now you see it, now you don't — optical illusions can fool us into seeing what's not actually there. But what causes that disconnect between perception and reality? Learn all about this visual tricker... 4 more words

      Tue 28 Feb 2017

      How Free Speech Works 1h 7m play

      Freedom of speech and the press are values vital to American democracy. But the First Amendment doesn't really define free speech, and plenty of expressions are restricted. Learn all about the ins and... 8 more words

      Thu 23 Feb 2017

      How Famines Work 54m play

      It’s common knowledge that famines are usually caused by major droughts: Rain doesn’t fall, crops don’t grow, and people go hungry. But recent research suggests that while weather may trigger famines,... 9 more words

      Tue 21 Feb 2017

      The ins and outs of the DEATH TAX 52m play

      The estate tax, also known as the death tax, is not new. It's actually been around in some form since ancient Rome. Some say it's a necessary tax to help prevent resting on your inheritance laurels. O... 15 more words

      Thu 16 Feb 2017

      The Black Panther Party 1h 7m play

      The Black Panther Party was a complex political movement that was unfairly painted as a militant group who hated white people. Far from it, they were actually men and women trying to affect change in ... 38 more words

      Tue 14 Feb 2017

      Tardigrades: Nature's Cuddly, Indestructible Microanimal 37m play

      You can burn them, freeze them, shoot them into space – they wouldn’t bat an eyelash, even if they had eyelashes. Go into the microcosmos and learn about the tiny animals that are so astoundingly dura... 10 more words

      Thu 09 Feb 2017

      Live from San Francisco: How Malls Work 1h 8m play

      In this show recorded live on January 5, 2017 at San Francisco’s Castro Theatre, Josh and Chuck delve into the history and the heyday of the church of consumerism and what it means for local communiti... 10 more words

      Tue 07 Feb 2017

      The Quinoa Revolution! 47m play

      Quinoa is a trendy food, right alongside kale and anything else farm to table. But it's really an ancient grain. Although it's not exactly a grain at all. Technically it's a pseudo-cereal. But it is t... 18 more words

      Thu 02 Feb 2017

      What's the future of virtual sex? 1h play

      In the not too distant future, sex may not involve being in the same room as your partner. In fact, your partner may not even have to be a human. We're talking virtual sex here. Couple VR with high te... 20 more words

      Tue 31 Jan 2017

      Elastics: Where God and Science Smooch 54m play

      You could be forgiven for thinking the story behind elastics was boring. You’d still be wrong, though. The story of what’s holding up your underwear is a global drama, replete with war, industrial esp... 6 more words

      Thu 26 Jan 2017

      How Pacifism Works (And Could It?) 1h 18m play

      There is deep disagreement over whether humans are essentially peaceful or essentially warlike. Depending on your view you may see pacifism as either hopelessly naïve or the unsung response to conflic... 8 more words

      Tue 24 Jan 2017

      How Dictators Work 48m play

      There are many types of dictators, from so called 'benevolent' ones to the kind who rule with an iron fist. There are also many ways they can come into power, and they don't all include violence. Lear... 10 more words

      Thu 19 Jan 2017

      How Soylent Works 44m play

      Soylent is a meal replacement drink, but not really. So what is it? Total sustenance in a glass? Some say so. Is it made from humans? No, that's just a movie. Learn all about this odd concoction in to... 2 more words

      Tue 17 Jan 2017

      Are Artificial Sweeteners Really Bad For You? 59m play

      Artificial sweeteners have gotten a bad rap in the press for as long as they’ve been in use. But is it just the result of a fear of science or do artificial sweeteners cause real harm? A mounting body... 10 more words

      Thu 12 Jan 2017

      How Watersheds Work 32m play

      Unless you happen to be standing on a hilltop or swimming in the ocean right now, you are on a watershed. These unsung wonders of topography and hydrology are an important contributor to the rain cycl... 9 more words

      Tue 10 Jan 2017

      What's the deal with Baby Boomers? 52m play

      Baby Boomers are probably the most talked about generation in American history. But who are these people and how did they help shape the country we know today? Find out all about the big boom in today... 2 more words

      Thu 05 Jan 2017

      How Feeding Babies Works: The Bottle 1h 13m play

      The decision to bottle feed a baby instead of breast-feeding is a weighty one these days, fraught with supposed developmental pitfalls and very real social implications. But is bottle feeding a bad th... 7 more words

      Tue 03 Jan 2017

      How Feeding Babies Works: The Breast 1h 12m play

      Breast milk is considered a perfect food for infants, so much so that for the first four to six months of life, a baby can subsist on mother’s milk alone. Learn all about the most fascinating milk aro... 9 more words

      Thu 29 Dec 2016

      Human Blockheads: A Real Thing 49m play

      Human blockheads are performers who hammer nails and things into their noses. Yup. That's a thing. And it isn't a trick either - anyone can do it. Just please don't try to.

      Tue 27 Dec 2016

      Can you live without a bank account? 54m play

      Seems like it would be nearly impossible to live without a bank account these days. But it is possible! Learn all about banking and personal finance in today's riveting episode.

      Thu 22 Dec 2016

      The Stuff You Should Know 2016 Christmas Extravaganza in 3-D! 57m play

      It’s the most wonderful time of year again! Time for Josh and Chuck to take you on a cozy, hall-decked ride full of glad tidings right into the heart of the holiday spirit!

      Tue 20 Dec 2016

      The Golden Age of Grave Robbing: Stuff You Should Know Live in London 1h 19m play

      There was a brief period in the US, UK and Ireland when a dead body could fetch a pretty penny for a person willing to dig it up and sell it to surgeons for dissection. It turns out that there was no ... 9 more words