Alle afleveringen
2.914 afleveringen, van nieuw naar oud
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How Underwater Tunnels Work
12 december 2013 · 32 min
It's a pretty amazing feat to dig a tunnel beneath a body of water that's big enough (and safe enough) to drive a train through. While humans have been digging underwater tunnels for thousands of years, it wasn't until the late 19th century that it became viable on a large scale. In this episode, Chuck and Josh explore the ins and outs of the engineering triumph that is digging below water. Lees meer
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How Maglev Trains Work
5 december 2013 · 30 min
Thanks to the amazing properties of magnets, clever engineers have figured out how to make entire trains levitate above their tracks, letting them move frictionlessly and allowing them to reach incredible speeds. Learn about how maglev trains work and what's taking so long for us to get aboard in this episode. Lees meer
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How Castration Works
3 december 2013 · 41 min
In this episode, Josh and Chuck teach you everything you ever wanted to know but were too freaked out to ask about castration. Learn about the history of removing male genitalia, why some parents had it done to their sons, how the state has become the main agent of castration in the last several decades, and why some people who are not crazy decide to become castrated themselves. Lees meer
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How Black Friday Works
28 november 2013 · 40 min
On the day after Thanksgiving, Americans go kind of crazy for the deep discount sales that kick off the holiday shopping season in stores. So crazy, in fact, at least four people have lost their lives and as many as 63 others have been injured during Black Friday sales. But as profitable as Black Friday is, some retailers are thinking about discontinuing the tradition to find ways to make even more money. Learn all about this bizarre, uniquely American holiday custom in this episode. Lees meer
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Is there a scientific formula for funny?
26 november 2013 · 43 min
Recorded live at the Los Angeles PodFest, this episode of SYSK delves into the longstanding attempt to break down what humans find funny into a scientifically reproducible formula. Join Josh and Chuck as they examine just why this extremely unfunny quest will (thankfully) never be realized. Lees meer
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Who killed JFK?
21 november 2013 · 45 min
For the 50th anniversary of the assassination of President John F. Kennedy in Dallas, Josh and Chuck delve into the killing, the investigations and the conspiracy theories to get to the bottom of an enduring national question. Lees meer
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How Chocolate Works
19 november 2013 · 41 min
People have been consuming chocolate for at least a couple thousand years, but it's only been in the last hundred that humanity has arrived at its crowning achievement: the smooth, creamy milk chocolate bar. Find out about the history of chocolate, how it's made and how it affects your mood in this episode. Lees meer
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How Werewolves Work
14 november 2013 · 32 min
If you've ever been bitten by a wolf, you're probably familiar with the anxiety of waiting for the next full moon to see if you become a werewolf. Learn all about the lore, mental illness and rules behind lycanthropy, one of civilization's oldest metaphors. Lees meer
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Some Interesting Things You Didn't Know About Stephen Hawking
12 november 2013 · 32 min
Everybody knows that cosmologist Stephen Hawking has an enormous brain, but did you also know he has an equal wit? Learn about some of the lesser-known details about the celebrated physicist in this episode. Lees meer
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How Lewis and Clark Worked
7 november 2013 · 52 min
They may be the most famous explorers in U.S. history, but there are plenty of interesting details to the Lewis and Clark expedition that history has allowed to fade. Learn about the origin and the aftermath of America's first early push Westward in this episode. Lees meer
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How Chess Works
5 november 2013 · 47 min
Despite its knights, bishops and castles, the game of chess has been around a lot longer since the Medieval Age. And it wasn't even invented in Europe - chess comes from 2nd-century India, when some unknown inventor created what has come to be considered the perfect game. Learn all about the history of chess and how to play it in this engrossing episode of Stuff You Should Know. Lees meer
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What's with the Winchester Mystery House?
31 oktober 2013 · 30 min
After her daughter and husband died, heiress Sarah Winchester became obsessed with the idea that spirits haunted her and to appease them she had to have a house continuously built for them. So she did - 24 hours a day for 38 years. Lees meer
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The Empty House
30 oktober 2013 · 40 min
It's Halloween, and Josh and Chuck are ready to creep you out with this year's spooky story, Algernon Blackwood's scary short story, The Empty House. Tune in, turn down the lights and prepare for chills to run down your spine as they read this classic bit of horror fiction. Lees meer
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How Ouija Boards Work
29 oktober 2013 · 33 min
Although most people who've used Ouija boards don't think they're communicating with the beyond, there is something mysterious about how it works. Learn the ins and outs of the popular parlor game that sprang directly from the 19th-century spiritualism movement in this episode. Lees meer
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How Guide Dogs Work
22 oktober 2013 · 40 min
You know how when you see a guide dog leading a blind person to their destination and you think, "There goes a truly great dog?" It turns out you are absolutely correct. Guide dogs are about as special as dogs can get and it's through years of hard work. Learn about the ins and outs of guide dogs in this episode. Lees meer
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10 Easy Ways to Save Money
17 oktober 2013 · 43 min
Times are still kind of tough, but there are some time-tested and easy ways to get ahead and in this episode Josh and Chuck explore them. Learn about not only how to save, but also how to make your new-found dough grow. Lees meer
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How the Maori Work
15 oktober 2013 · 37 min
It's a familiar theme, an indigenous group's culture falls apart when exposed to European ideals, weapons and disease. For the Maori of New Zealand, however, a determined effort to preserve and revive its ancient identity has started to pay off. Join Josh and Chuck as they explore the complexities of Maori culture. Lees meer
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Did Archimedes build a death ray?
8 oktober 2013 · 34 min
During the siege of Syracuse in 214 BCE, the city-state's resident genius, Archimedes, built a number of clever war machines to thwart the invading Roman fleet. One invention, the death ray, has been considered the stuff of legend. But could it have been real? Lees meer
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Can NASA predict natural disasters?
3 oktober 2013 · 27 min
The US has developed some great equipment for peering into deep space that can also be used to great effect when trained on Earth. Now NASA is using satellites to track natural processes around the globe in an effort to better predict natural disasters like hurricanes and volcanoes. Lees meer
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What's the deal with diplomatic immunity?
1 oktober 2013 · 40 min
You've heard all about diplomatic immunity, but we'll bet you don't really know how it works. Take some time to get into the nuts and bolts of this ancient and bizarre international custom and just how an embassy can be considered sovereign soil in this episode of SYSK. Lees meer
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Does owning a gun change your behavior?
26 september 2013 · 30 min
Back in the 1990s, Congress effectively banned the scientific study of gun violence. Still, a handful of researchers plugged on and produced a small body of work about the effect of the presence of guns on the human psyche. Chuck and Josh look at the evidence. Lees meer
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How Crack Works
24 september 2013 · 47 min
Back in the mid-1980s a new and extremely potent drug hit the scene: crack cocaine. In short order, America was in the grip of both a sweeping addiction and a state of hysteria over use of the drug and the social consequences of crack, like crack babies. Now, 30 years on SYSK takes a look back at the receding wave of the crack epidemic and its lasting legacy on America. Lees meer
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How Dying Works
19 september 2013 · 1 uur 4 min
Chuck and Josh have covered just about every aspect of death except dying itself. Here, they fulfill the death suite of podcasts with an in-depth look at just how people die, what happens to the body during the dying process and how people accept death -- and what they regret not having done while they lived. Lees meer
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How IEDs Work
18 september 2013 · 32 min
Improvised explosive devices were the primary killer of American troops in Iraq and continue to top the list in Afghanistan. Their use is so prevalent among guerrillas and insurgents because they are so effective. They are easy to put together with parts that are easy to obtain and they are easy to hide. Learn about these terrible weapons in this episode. Lees meer
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How much money is in the world?
5 september 2013 · 35 min
There are few things more futile than trying to count all of the money in the world. Even many governments have no idea how much currency they have issued. But that won't stop Chuck and Josh from trying and explaining why we can't be sure how much money exists and the problems with flooding the world markets with bread. Lees meer
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How the Rosetta Stone Works
3 september 2013 · 37 min
Sometimes providence smiles on historians. Thus is the case with the Rosetta stone, an ancient Egyptian tablet that served as the key for unlocking hieroglyphics, lost to time for a millennia. Learn about the international intrigue, rivalry to translate it and the luck that led to the founding of Egyptology. Lees meer
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How did 168 conquistadors take down the Inca empire?
29 augustus 2013 · 38 min
Just before Francisco Pizarro arrived in South American in 1532, the Inca empire covered 350,000 square miles and boasted a million inhabitants. Yet Pizarro managed to take down this vast, powerful and advanced bureaucracy with only 168 men. Find out how and learn about the Inca on this episode. Lees meer
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How Broken Bones Work
27 augustus 2013 · 39 min
It's a pretty miserable thing to break a bone. There's the initial blinding pain, all of the medical procedures during a trip to the hospital and then, in the best case example, you have to wear a cast for four months. Beneath all of this misery, though, your body is carrying out some pretty amazing processes. Lees meer
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History's Greatest Traitors
22 augustus 2013 · 44 min
The annals of history hold a special place for people who have carried out treachery and betrayed their own. Thousands of years later, their names are still synonymous with being a scoundrel around the world. From Marcus Brutus to Vidkun Quisling and more, Josh and Chuck examine some of the bigger turncoats to live -- and exonerate others. Lees meer
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How Ejection Seats Work
20 augustus 2013 · 38 min
When the Jet Age came about, pilots found they had a brand new problem with their brand new planes: how to bail out when they found themselves in a pinch at 700 mph. In the mid-1940s, aerospace engineers got to work coming up with a fascinating and complex lifesaving device, the ejection seat. Lees meer
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How Cockroaches Work
15 augustus 2013 · 43 min
You've seen them in your home and probably squealed in terror, but now it's time to learn all about cockroaches. From their ability to run incredibly fast to the appendage that alerts them when you're about to whack them with your shoe, cockroaches are fascinating creatures that deserve your respect. Lees meer
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Why was Davy Crockett king of the wild frontier?
13 augustus 2013 · 36 min
If there is an American legend who is both real-life and larger-than-life it is Davy Crockett. While he may not have ""kilt him a b'ar"" when he was three, he definitely did personify both the best and the worst of American individualism during the age of Manifest Destiny. Learn all about the man behind the coonskin cap in this episode. Lees meer
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How does a diving bell work?
8 augustus 2013 · 30 min
About 2,400 years ago Aristotle mentions the use of diving bells, apparatuses that convey divers to the bottom of the sea -- or at least below the surface of the water -- and allows them to breathe -- at least until the air runs out. Learn about the physics of this clever and ancient invention and how it's been used to sabotage enemy boats and build the Brooklyn Bridge. Lees meer
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The Shark Diaries
7 augustus 2013 · 40 min
In this special episode of Stuff You Should Know, Chuck and Josh tip their hats to Shark Week with an old-fashioned radio play. Join the guys (and a few guests) as they present a dramatization of the 1916 Jersey Shore shark attacks. Lees meer
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How Horseshoes Work
6 augustus 2013 · 30 min
That laziest of backyard games, horseshoes, is also a very ancient one, developed by people following Greek armies more than 2,000 years ago. Since then, the game of horseshoes hasn't evolved too much, which would indicate that it has reached perfection. Learn about the rules of this game, one of the few things in life where close counts. Lees meer
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How Fingerprinting Works
1 augustus 2013 · 35 min
The Babylonians, one of the earliest civilizations, were the first to use fingerprints to differentiate people, but it wasn't until the 19th century that prints were used for crime fighting. Ever since, analyzing, classifying and collecting fingerprints to catch criminals and positively identify people has advanced, but is it valid? Lees meer
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How LARP Works
30 juli 2013 · 34 min
Dressing up in duct tape-covered cardboard suit of armor and pretending you're an elf warrior for a weekend at a state park might sound like a pretty embarrassing thing to do, but that probably just means you've never done it. Join Josh and Chuck as they explore the imaginative world of LARP - live action role playing games. Lees meer
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Why should you never scare a vulture?
23 juli 2013 · 29 min
Being ravenous eaters of decaying flesh, vultures have long been shunned by humans. But because of their disgusting habits, vultures provide a much-needed service to the rest of the organisms on Earth, making them the unsung heroes of their ecosystems. Lees meer
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Who owns an abandoned house?
18 juli 2013 · 28 min
Ever since the real estate bubble in the U.S. burst in 2008, American cities have had to deal with a substantial uptick in abandoned houses. Faced with hundreds of thousands more than usual, new questions have arisen pertaining to who owns a house the owner has walked away from and just what to do with it. Lees meer
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How Building Implosions Work
16 juli 2013 · 35 min
When you need to take down a 20-story building, a wrecking ball won't do. Instead, you'll need to turn to the handful of companies in the world that are capable of safely and successfully bringing down a building by blowing it up. Lees meer
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How Hip-hop Works
11 juli 2013 · 52 min
In this week's SYSK Select, what you hear is not a test, instead it's Chuck and Josh discussing the cultural history of the Hip-Hop movement. Born out of the South Bronx, by way of Jamaica, Hip-Hop culture grew up suddenly as DJs learned to use two turntables at once. Check out this episode of Stuff You Should Know to learn about the origins and evolution of Hip-Hop. Lees meer
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10 Medieval Torture Devices
9 juli 2013 · 34 min
Warning: This episode on instruments designed solely to produce extreme human suffering during the Middle Ages in Europe is very graphic in nature. Seriously, if you're squeamish, maybe pass on this one. Lees meer
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How Miranda Rights Work
4 juli 2013 · 29 min
Back in 1966, the Supreme Court decided that suspects in criminal cases had the right to be reminded that they didn't have to talk to the fuzz if they didn't want to, as stated in the 5th amendment. Since that ruling, scores of other cases have shaped and defined the ruling that created a staple of police procedural dramas. Lees meer
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How Pollen Works
2 juli 2013 · 28 min
For about 375 million years, plants have been using pollen (aka plant sperm) to propagate their species. And the technique has stuck around because it works. Join Chuck and Josh for a cozy look at the ins and outs of plant reproduction. Lees meer
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How Burning Man Works
27 juni 2013 · 33 min
You've probably heard about Burning Man, it's a week-long party in the middle of a desert made of 50 thousand people living pretty much without rules, pretty much without any exchange of money and often nude and on drugs. Get the background on this social experiment that began in 1986 and has grown in size and scope ever since. Lees meer
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How Ghosts Work
20 juni 2013 · 42 min
According to a 2009 poll, more Americans believe in ghosts than don't. But what are ghosts exactly? If they do exist, what are they made of and why are they hanging around? Josh and Chuck explore both sides of the divide between belief and skepticism on the topic of ghosts and look at some pretty cool explanations for hauntings. Lees meer
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How Bitcoin Works
17 juni 2013 · 36 min
In 2008 Bitcoin, the world's first decentralized, anarchistic all-digital currency, was introduced to the world. Its value has risen, fallen and risen again and speculators, techies, libertarians and economists alike are taking it seriously. Lees meer
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Capgras Syndrome: You Are Not Who You Think You Are
11 juni 2013 · 24 min
There is an extremely rare condition where the sufferer is convinced that everyone around him is an impostor posing as their friends and family. Learn about the neurology behind this strange and sad mental disorder in this episode. Lees meer
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How Drag Queens Work
11 juni 2013 · 42 min
You can trace the origin of men dressing as women in public back to classic Greek theater, but modern drag queens owe their real inception to vaudeville. Dip your toe into the politics and culture of this unique phenomenon with Josh and Chuck. Lees meer
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How do trees affect the weather?
6 juni 2013 · 27 min
Sure, you know that trees have an impact on climate change: to wit, fewer trees mean more atmospheric CO2. But did you know that trees can actually impact local and immediate weather? Learn about why you should love trees even more than you do. Lees meer
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