Stuff You Should Know

Numerous television shows feature blood pattern analysis -- but how do these fictional portrayals measure up to the real thing? Tune in as Chuck and Josh break down the science behind blood pattern analysis. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The Black Death was gruesome: Symptoms included tumors, purple splotches, fevers and vomiting. But how did this disease manage to spread from the Gobi desert and kill approximately one-third of the population of 14th-century Europe? Tune in and find out. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Bartering is an ancient practice. With the emergence of money-based transactions, it's no wonder that people might think bartering is a thing of the past. Tune in to learn more about the bartering process -- and where it's still used today. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Why would someone fake an illness? Here's an even better question: Why would someone repeatedly make themselves sick? Join Josh and Chuck as they separate the facts from fiction and give you the scoop on Munchausen syndrome. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

It's no secret that people in crowds will behave differently than they would if they were alone. In a riot, individuals may exhibit a drastic change in their behavior -- but why? How? More importantly, how can riots be controlled? Tune in to find out. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Venom isn't unique to snakes -- animals like scorpions, spiders, jellyfish and even platypuses can all use venom. Join Chuck and Josh as they explore the world's most venomous creatures (and break down the difference between poison and venom). Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Oceans cover more than 70 percent of Earth's surface. But could the kinetic power of the tides or the oceans' thermal energy become the world's future power source? Listen in as Josh and Chuck break it down. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Many people are familiar with depictions of the Mafia in film, but what's the real story? Join Chuck and Josh as they break the infamous code of silence and shed light on some of the most dangerous and mysterious organizations in the western world. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Acupuncture is an ancient Chinese practice rooted in the precepts of Taoism, and for thousands of years it has been used to treat a range of ailments. The western world has historically dismissed this treatment -- but why? Tune in and learn more. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Today every schoolkid learns a fair share of facts about clouds and the water cycle, but this wasn't always the case. Join Chuck and Josh as they break down the history behind the classification of clouds and the way they form, all in one handy podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

At what point does something become an antique? Could that old piece of furniture in the attic be worth millions of dollars? Join Josh and Chuck as they break down all the Stuff You Should Know about antiques. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Since gluten is found in rye, wheat and barley grains, it's a near-ubiquitous part of many diets. So why do some people avoid this common protein? Tune in as Josh and Chuck break down the concerns surrounding gluten. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Volcanic eruptions are destructive and often newsworthy events, but why do they occur? What are volcanoes? In this episode, Josh and Chuck take a look (but not too close) at the forces at work behind Earth's geological "hotheads." Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Immigration systems regulate the flow of foreign immigrants into any given country. But why is immigration such a controversial topic, especially in the United States? In this episode, Josh and Chuck delve into the details and debate behind immigration. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Today, millions of people around the world are homeless. In this episode, Josh and Chuck take a look at homelessness in the United States, discussing everything from the factors that lead to homelessness to what you can do to help alleviate the situation. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Most people know what a migraine headache is -- some from painful experience -- but there's a lot more to this "neurobiological condition" than an achy noggin. Josh and Chuck explore the symptoms, triggers and mysteries of migraines in this episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Agritourism marries farming and tourism, but why do people pay to pick apples or work on a farm? And who does agritourism benefit? Josh and Chuck explore the history and various incarnations of agritourism, as well as the rationale behind it. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Hanukkah is an eight-day Jewish holiday, but what's it all about? And why do some people think of it as "Jewish Christmas"? In this episode, Josh and Chuck share Stuff You Should Know about Hanukkah. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Demolition and construction creates a lot of waste, so renovating your house is generally a "greener" option. In this episode, Josh and Chuck explore some green renovation and construction options. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The rules of war are agreed-upon rules that are intended to govern international wars and conflicts. Who developed these rules? And do countries really abide by them? Josh and Chuck take a detailed look at how the rules of war work in this episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.