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iHeartRadio & HowStuffWorks presents
Stuff You Should Know
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.
July 24, 2021
Selects: How Mars Works
Sure today Mars would kill you with its thin, toxic atmosphere and cold desert temperature swings of 100 degrees,but early on it and Earth were practically twins. Find out how the two planets diverged and if there might be life on the Red Planet, in this classic episode.
July 22, 2021
The Origins of Some Everyday Superstitions
Why exactly do we avoid walking under a ladder? Why is stepping on a crack in the sidewalk such a big deal? What kind of monster carries a rabbit’s foot in their pocket? The answers to these questions and more lie in wait ahead in this episode. Look out!
July 21, 2021
Short Stuff: RICO Act
If you’re even passingly interested in mobsters you’ve heard of the RICO Act, but most people don’t know how it actually works. Make your Goodfellas fandom more well-rounded with this explainer episode.
July 20, 2021
If you grew up in the 1980s, you thought you had a 50% chance of getting kidnapped every time you left your house. But like with the Satanic Panic and other 80s hysteria, it was much ado about (almost) nothing.
July 17, 2021
Selects: How Ketchup Works
Little-known fact: Ketchup, possibly the most all-American of condiments, evolved from fermented fish sauce people in Southeast Asia have been making for more than a thousand years. Learn more in this classic episode.
July 15, 2021
How Reverse Osmosis Will Save the World
Can we save the future of the human race with some thin membranes riddled with ultra-tiny holes? Science says yes! Thanks to reverse osmosis filtration, we can turn saltwater to fresh and finally say, Water, water everywhere so let’s all have a drink!
July 14, 2021
Short Stuff: Hanged, Drawn and Quartered
The words "hanged, drawn and quartered" are an accurate description of the grizzly execution process. They're just not in the right order.
July 13, 2021
The Radium Girls
The Radium Girls painted watched with glow-in-the-dark radium in the 1920s and '30s. Most got sick, many died. This is their story.
July 10, 2021
Selects: How Historic Districts Work
A fascinating thing about Americans is that we can disagree on anything. Such is the case with historic districts – areas of historic importance protected by local laws. Seems innocuous, but are they also to blame for the affordable housing crisis? Learn all about it in this classic episode.
July 8, 2021
SYSK Live: Koko, the Gorilla Who Talked
Recorded live before the pandemic in January 2020 at the Castro Theatre for San Francisco Sketchfest, Josh and Chuck explore the 70s movement that attempted to teach apes human language and the Ape Language Wars that erupted from it.
July 7, 2021
Short Stuff: Sulfanilamide Disaster
In the 1920s, before the era of consumer protection, a poison entered the medicine supply and killed more than 100 people before the pubic health disaster could be stopped.
July 6, 2021
The Sad Story of William James Sidis
Are geniuses made or born? Listen in today to the story of child prodigy William James Sidis.
July 3, 2021
Selects: Are good samaritan laws effective?
Good samaritan laws have been around for many years, helping to provide legal protections for people who try to help other people. But do they work? Listen to this classic episode and decide for yourself today!
July 1, 2021
The Grand Ole Opry Cast
Josh and Chuck take a virtual walk through country music's legendary music venue.
June 30, 2021
Short Stuff: Beast of Gevaudan
The first truly international news story covered a beast that terrorized the French countryside, eviscerating dozens of villagers for three years in the 1760s. How about that?
June 29, 2021
Poison Control Centers: A Good Thing
Poison control centers are one of those things you don’t think about until you need it. With all the poisons in our homes you very well may someday. When you do there is a cadre of toxicological specialists ready to oversee the process of saving your life.
June 26, 2021
Selects: How Royalty Works
In some nations royals are so ingrained in the national fabric they are considered part of the country. In this classic episode, Josh and Chuck take a look backward in time at the ancient tradition of despotism and unbridled privilege.
June 24, 2021
How Faraday Cages Work
Faraday cages are one of those peculiar miracles of nature that we can actually explain – not to mention, they save us from potentially fatal electrocutions and electronic eavesdropping which are bonuses. Learn about this amazing hidden technology here.
June 23, 2021
Short Stuff: Chastity Belts
Were chastity belts real? Sort of. But not in the way you might think. Tune in to hear the real story.
June 22, 2021
The Mystery of Damascus Steel
Damascus steel and the recipe behind it remained a mystery for many years. But it turns out the key was a bygone ingredient. Listen in to this medieval mystery to learn all about it.