Stuff You Should Know

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? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Sometimes things - like dentures, airplanes or even people - go missing. And when they never turn up again they become enduring, and engrossing, mysteries. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. ? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Gazing too long upon another person is almost universally viewed as anywhere from impolite to hostile, which is odd considering science isn't fully certain why we stare - and why we're so good at knowing when we're being stared at. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Since its re-discovery in the early 20th century, the Medieval codex the Voynich Manuscript has thoroughly puzzled anyone who has tried to unlock its secret language and bizarre drawings. Will it ever give up its secrets? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Cultures around the world over the years have been inspired by, then repulsed, then inspired by maggots' ability to heal persistent wounds. We are in an inspired-by phase right now. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Unless you were raised alone in a basement (in which case you may be the subject of one), you probably grew up on fairy tales. That's appropriate because they may be humanity's greatest psychic projection screen. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Fairy tales are for kids right? Well not at first they weren't. They were dark tales of murder, rape, incest, cannibalism and mayhem geared toward adults. What changed? Chuck and Josh will drop that knowledge and more in today's episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.