Alle afleveringen
2.914 afleveringen, van nieuw naar oud
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How LSD Works
5 mei 2016 · 1 uur 43 min
In 1943 Swiss chemist Albert Hofman discovered he'd created what may be the most potent hallucinogen known to humankind. Then he took a bike ride. Learn about the chemistry, neurology, history and cultural impact of LSD-25. Lees meer
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How Megalodon Worked
3 mei 2016 · 32 min
Between 2 to 20 million years ago, the biggest shark with perhaps the most devastating bite of any animal ever ruled the oceans with an iron jaw. Despite its fierceness, megalodon went extinct while other species that swam with it survive today. Why? Lees meer
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What was Operation Plowshare?
28 april 2016 · 43 min
America had already used two nuclear bombs to devastating effect when researchers thought "maybe we can use these bombs to dig big holes instead." That's right, atom bombs to replace bulldozers. And it worked great. Lees meer
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Myths and Truths About Tornadoes
25 april 2016 · 44 min
Tornadoes can make mincemeat out of houses, people, cars, you name it. So do you know what to do - and what not to do - when there's one headed your way? Lees meer
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Does Kin Selection Explain Altruism?
21 april 2016 · 33 min
There's a curious puzzle unanswered by the theory of evolution: why do some animals give up their chance to reproduce to help others reproduce instead? For decades biologists have suggested family was the reason, but that has recently been challenged. Lees meer
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What Makes Lead So Poisonous?
19 april 2016 · 49 min
The people of Flint, MI were horrified to find their drinking water was poisoned with lead. As we learn more about lead's effects and realize how persistent it is, the more worrying it becomes. What makes lead so toxic? Lees meer
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How Big Bang Theory Works, with Neil deGrasse Tyson
14 april 2016 · 1 uur 7 min
There are a number of theories for how the universe evolved but none are more widely accepted than the Big Bang theory. Learn about the mind-boggling details of the early universe and hear Dr. Neil deGrasse Tyson talk about what it will take for us to know its origins. Lees meer
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How the Gender Pay Gap Works
12 april 2016 · 41 min
The gender pay gap is the amount of time into the next year a woman must work to earn as much as a man did the previous year. And it's narrowing at a snail's pace. Lees meer
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How Labor Strikes Work
7 april 2016 · 54 min
Labor strikes are the last resort of a workforce frustrated with low pay or dangerous working conditions. A big part of winning a wage war is having the public in your side. Learn all about strikes in today's episode. Lees meer
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Our cats episode - right here, right meow
5 april 2016 · 56 min
Cats are the most popular pet in the United States, despite the fact that we've only been keeping them indoors for 50-60 years. Learn about more cat facts in today's episode. Lees meer
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Nostalgia is not the most toxic impulse
31 maart 2016 · 38 min
Nostalgia is a funny thing. It's not home sickness, it's more connected to emotions and a time in your life. But is nostalgia worthwhile? Nascent science says it just might be. Lees meer
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What Was the Deal With the Hatfields and McCoys?
29 maart 2016 · 43 min
It was America's most famous family feud, but the history of the Hatfields vs the McCoys is fraught with bias and inaccuracies. Dig into a disagreement in 19th-century Appalachia that became a very big deal around the world. Lees meer
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How TED Talks Work: Featuring Roman Mars
24 maart 2016 · 1 uur 3 min
TED Talks have been around longer than you think. They became really popular once YouTube came along to bring their often inspirational messages to the world, 18 minutes at a time. In this episode, we interview an actual TED talker, the host of the 99% Invisible podcast, Roman Mars. Lees meer
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Who Gets to Name Continents?
22 maart 2016 · 42 min
America is named after Amerigo Vespucci, right? Maybe not. And who named Australia? Find out the unusually uncertain origins of the continents and other interesting stuff in this episode. Lees meer
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How Makeup Works
17 maart 2016 · 52 min
Humans have been wearing makeup for a few thousand years now and yet, here in the US the chemicals used in them are still not understood and not really regulated. Delve into the history of makeup and the psychology and feminist theory around it. Lees meer
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Some Really Interesting Cases of Mass Hysteria
15 maart 2016 · 39 min
Around the world and across time, people have fallen victim to one of the strongest contagions of all - the power of suggestion. Here are just a few examples of these bizarre cases. Lees meer
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How Dark Money Works
10 maart 2016 · 48 min
Since the Supreme Court ruled in 2010 in the Citizens United case that political contributions are speech and should be protected, the floodgates of anonymous political contributions have opened. But does absolute funding corrupt absolutely? Lees meer
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How The Iditarod Works
8 maart 2016 · 58 min
Each year hundreds of dogs haul humans in sleds as part of the 1,100 plus mile Iditarod Trail Sled Dog Race. It's grueling and not without controversy but one thing is for sure, these are some amazing dogs. Lees meer
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How Freak Shows Worked
3 maart 2016 · 48 min
Not too long ago, people would pay money to gawk and stare at a performer with a physical disformity. They were called freakshows and they began in large part thanks to P.T. Barnum, whose circus we still enjoy today. Sounds awful, but some of these performers became rich folks as a result. Exploitive? You decide. Lees meer
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How El Nino Works
1 maart 2016 · 35 min
El Nino may mean "the little boy" or "Christ Child" in Spanish, but this weather phenomenon really means crazy things for Planet Earth. We're talking rain where it's typically dry and drought where it's usually wet. Learn why today. Lees meer
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(Approximately) 10 Things That Vanished Mysteriously
25 februari 2016 · 54 min
Sometimes things - like dentures, airplanes or even people - go missing. And when they never turn up again they become enduring, and engrossing, mysteries. Lees meer
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The Future of Renewable Energy, Featuring Bill Gates
23 februari 2016 · 51 min
Renewable energy could be the key to ensuring the future prosperity and health of Planet Earth and humankind. In this very special episode, we sit down and discuss the possibilities with Bill Gates. Lees meer
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How Nitrous Oxide Works
18 februari 2016 · 53 min
For about 175 years people have been huffing nitrous oxide for everything from vision quests to anesthetic to get plain old high. And after all that time we are only now beginning to understand how it works on our brains. Lees meer
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How Jackhammers Work
16 februari 2016 · 30 min
It's likely that without the invention of the pneumatic jackhammer, the Industrial Revolution wouldn't have hummed along quite so smoothly. Certainly a lot more trains would go around mountains than through them. Learn about this essential tool here. Lees meer
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What's the Deal With Poop?
11 februari 2016 · 47 min
We are going to get down and dirty with all things poop in this episode: What a healthy poop looks like, how to poop your best, the history of using poop to survive in the Canadian wild and lots more interesting stuff. Lees meer
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How Rabies Works
9 februari 2016 · 41 min
Rabies may have gotten a lot of attention in the U.S. in the 70s and 80s, but it's still an issue in developing countries. Learn all about this nasty virus in today's episode. And stay away from racoons and bats. Lees meer
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How Land Diving Works
4 februari 2016 · 38 min
On Pentacost Island the ritual that preceded bungee jumping is alive and well. Just why do these tribesmen risk life and limb? To ensure a hearty yam harvest. Great reason. Lees meer
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Operation Mincemeat: How A Corpse Fooled the Nazis
2 februari 2016 · 44 min
In World War II, a secret department of British 'corkscrew thinkers' hatched a plan to use the cadaver of an unclaimed homeless man to turn the tide of the war in the Allies' favor. It worked. Lees meer
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Does Whole-Body Cryotherapy Work?
28 januari 2016 · 35 min
Forty years after a Japanese doctor began using whole body cryotherapy to treat patients with arthritis; the technique has made its ways to med-spas and locker rooms throughout the West. But does it actually do anything? Lees meer
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How Personalized Medicine Works
26 januari 2016 · 39 min
Hippocrates realized that it is even more important to understand the patient than to understand the disease and now, 2000 years later, we are coming back to that way of thinking with personalized medicine. ? Lees meer
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Timber! How Timber Works
21 januari 2016 · 1 uur 5 min
Throughout much of the world, the forests are being managed through sustainable timber harvesting practices. This has come at the cost of much legal battling and a century of practice. Lees meer
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Sir Isaac Newton: Greatest Scientist of All Time?
19 januari 2016 · 53 min
There have been a lot of great scientist throughout history, but Sir Isaac Newton might just take the cake. But while he was a certified genius, he was also a little screwy. Dive into the life of this fascinating chap in today's episode. Lees meer
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The Duality of Caffeine
14 januari 2016 · 47 min
Caffeine is a heck of a drug - at the same time it's both good and bad for you. Learn the good, bad and ugly about this everyday stimulant in today's episode. Lees meer
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How Futurology Works
12 januari 2016 · 40 min
Science fiction writers have made some amazingly accurate predictions over the years, but in 1945 the pace of technological change created a field that spun off of sci-fi forecasting, futurology. Lees meer
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Body Language!
7 januari 2016 · 38 min
Body language is how you communicate without words. Some say it bears more impact in communication than speaking words. Learn about how you say what you say could mean more than you think. Lees meer
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The "Satanic Panic" of the 1980s
5 januari 2016 · 56 min
In the late 1980s, the United States experienced a "Satanic Panic," leading parents to fear for the safety of their children. But were there any real examples of Satanic ritual abuse? Find out this and more in today's episode. Lees meer
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How Lizzie Borden Worked
31 december 2015 · 42 min
Everybody knows how many whacks Lizzie Borden gave her mother and father with that axe, but there is plenty about the infamous double homicide that remains unresolved, like who actually did it. Travel into the mystery of Lizzie Borden in this episode. Lees meer
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The Great Wall of China Episode
29 december 2015 · 40 min
The Great Wall of China is one of the most visited tourist desinations in the world. How'd it get built? How old is it? What's the current condition? Learn this and more in today's episode. Lees meer
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The Stuff You Should Know 2015 Jolly Christmas Extravaganza
24 december 2015 · 45 min
It's the most wonderful time of year again! Join Chuck and Josh as they explore Christmas traditions around the world, tidbits about Elf, holiday foods and lots more joyous stuff in this glad tidings-packed episode. Lees meer
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How Gossip Works
22 december 2015 · 36 min
You know what I heard? That Josh and Chuck hate each other and they're just faking being friends for the show. That's called gossip, folks and it can do serious damage. Learn all about it in today's episode. Lees meer
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The Star Wars Holiday Special of 1978
17 december 2015 · 54 min
Long ago, in a galaxy not so far away, George Lucas allowed the Star Wars Holiday Special to be made. What happened on the night of November 17, 1978 can never be fully explained, but we make our best effort in a very special edition of SYSK. May the force be with us all. Lees meer
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How the Antikythera Mechanism Works
15 december 2015 · 31 min
In 1900 sponge divers found the wreck of a 2000 year-old treasure ship that contained within it a machine that should not exist. Learn of the device that reveals an understanding of the cosmos far more sophisticated than anyone knew the Greeks possessed. Lees meer
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How Reverse Psychology Works
10 december 2015 · 33 min
You have very likely used reverse psychology before, trying to persuade someone to do something you want by suggesting they do the opposite. What's behind the bizarre reaction this elicits? Lees meer
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Carl Sagan: American Hero
8 december 2015 · 38 min
Carl Sagan was the world's first mainstream media super scientist, capapble of breaking down complex ideas for the common folk. But what made him tick? Billions and billions of great ideas. Lees meer
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How HIV/AIDS Works, Part II
3 december 2015 · 40 min
In part two of the series on HIV/AIDS, Chuck and Josh explore how the battle against the disease is being fought and won thanks to new treatments and possible cures. Lees meer
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How HIV/AIDS Works, Part I
1 december 2015 · 52 min
AIDS is one of the most well-known and most misunderstood diseases humans are susceptible to. In part one of this two-part series, Josh and Chuck explain how the disease is contracted and how it works. Lees meer
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Live in Chicago: How Public Relations Works
26 november 2015 · 1 uur 14 min
After a year of taking it on the road, Josh and Chuck are releasing their show on public relations. Learn all about the ways you're manipulated on a daily basis and the man who invented it in this fascinating live episode. Lees meer
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The Lowdown on Anonymous
24 november 2015 · 45 min
Anonymous is an amorphous group of hacktivists with no single leader or power structure. Some call them heroes, others call them criminals. Can they be both? Lees meer
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How Dementia Works
19 november 2015 · 47 min
The number of people suffering from dementia is expected to explode in the coming decades and, in a pleasant surprise, countries around the world are taking steps to plan for the increase in friendly, caring ways. Lees meer
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How Rodney Dangerfield Worked, Live From LA
18 november 2015 · 57 min
Other comedians cry on the inside, but Rodney Dangerfield built his entire act around his sad life. Get to know this legendary comic who was nearing 50 when he got his break. Lees meer
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