Stuff You Should Know

Science has a handle on fireflies and glowworms, but most bioluminescent animals live in the ocean and are tough to study. Today, researchers are still figuring out why some animals produce light. Dive with Josh and Chuck into this illuminating topic. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Over the course of human existence, thousands of nuclear weapons have been exploded on Earth and in space. With all of those tests, one can't help but wonder how much fallout has been produced. Learn the tricks of the nuke-testing trade in this episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Possibly the most horrifically-named disease anyone could contract, flesh-eating bacteria can lead quickly lead to amputations and death. Learn about how this disease works and how to prevent it in this episode with Chuck and Josh. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

When you vote in an American presidential election, you're not voting for your candidate - you're voting for a group of people you hope will in turn vote for your candidate. Listen in to learn more about the strange process for electing the president. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Did you know there are as many as 500,000 abandoned mines in the US, but the federal government knows where only 30,000 of them are? Learn about these places go from money pit to death trap when mine companies simply walk away. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

If you're an American adult, there's a 1 in 4 chance you have a criminal record. While it's less likely you've committed any serious crime, there are still repercussions to having a rap sheet as more employers use them to decide between candidates. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Putting lasers in space to blast Soviet missiles out of the air was a very real part of Ronald Reagan's defense policy. While his "Star Wars" program was derided at home and abroad, historians are beginning to wonder if it didn't help win the Cold War after all. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

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

A shark attack is a terrifying experience for the victim -- but are sharks really man-eating monsters with a taste for human flesh? Join Josh and Chuck as they ask why sharks attack, how attacks occur and which sharks are most likely to attack someone. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

It's the holiest month of the Muslim calendar, and for good reason. It was during the month of Ramadan that Mohammed began to issue the Koran. Learn about the customs and traditions behind observing Ramadan in this episode of Stuff You Should Know. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

With the end of the shuttle program and an International Space Station still in need of supplies, the aerospace industry is working the kinks of out of a century-old idea to build a service elevator from Earth to outer space. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

You know and love them as a fluffy chocolate nougat and maybe as a book and a movie, but musketeers were quite real and quite deadly. Visit with Josh and Chuck as they examine the elite special forces of 17th-century France. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

How does time travel work? Could it ever cross the line from science fiction into science fact? Join Josh and Chuck -- along with a live audience at the 2012 Comic-Con -- as they explore the ins and outs of time travel. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

White-collar crime often involves fraud and other nonviolent acts. For most people, the term "white-collar crime" conjures up images of CEOs conniving their way to fortune. But what is it, really? Listen in as Josh and Chuck break down the facts. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

You've seen lightning before, and maybe you're even afraid of it. You should be. The air is ripped apart and a sudden electrical discharge burning six times brighter than the sun connects with Earth. Learn all about it with Josh and Chuck. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

The spectacular eruptions of steam and water we call geysers are only the tip of the proverbial iceberg, the result of thousands of years of specific natural conditions and physical processes. Learn the Stuff You Should Know about geysers in this episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Having started as an egalitarian answer to 19th-century newspapers, tabloids came to peddle shock and sleaze. They've cleaned up a bit, but they remain the world's guilty pleasure. Learn more about the fascinating history of tabloids with Chuck and Josh. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

An anomaly of geography, the shores of Dead Sea form the lowest dry spot on Earth. It's been visited by millions, including King Herod and Cleopatra, all seeking the health benefits of this saline lake. Learn about this unusual spot with Josh and Chuck. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Depending on who's in office, they're either a presidential tradition or the acts of a despot. Executive orders are not spelled out in the Constitution, yet every president has issued them. Learn about these controversial edicts with Josh and Chuck. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Every once in a while Chuck and Josh do things by the numbers and here's a good example. Turns out a surprising amount of ubiquitous items in our everyday lives were stumbled upon by accident. This episode explores a few of the more noteworthy ones. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

" Icebergs: floating chunks of ice. True, but whoa there. Scientists are learning that there's a lot more to icebergs. Appropriately enough, we've only come to understand the tip of the iceberg and recent research shows there's plenty more to uncover. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Along with the hole in the ozone layer, acid rain was one of the first international environmental threats. It's fallen to the wayside in the face of climate change, but we have yet to lick it. Join Chuck and Josh as they revive the 80s drumbeat. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

The concept of fighting unhealthy behavior like overeating by taxing unhealthy food has been around since 1994. But as the debate over a fat tax rages on in the U.S., Europe has begun to institute them and there's talk of taxing overweight people as well. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

In the 1980s, IBM mathematician Benoit Mandelbrot gazed for the first time upon his famous fractal. What resulted was a revolution in math and geometry and our understanding of the infinite, not to mention how we see Star Trek II. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Think you have moss figured out? You probably don't. Join Josh and Chuck as they explore some of the surprising aspects of these most ancient and important plants on the planet. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.