Redheads are supposedly fiery, passionate people, but is there any truth to these stereotypes? Find out what studies have to say about redheads -- and if they'll really go extinct soon -- in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Urban explorers investigate abandoned structures such as hospitals, grocery stores, warehouses and underground systems. Tune into this HowStuffWorks podcast to learn more about the rules, legality and appeal of this fascinating hobby. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Body armor has used by bodyguards, celebrities and soldiers for thousands of years. Tune into this HowStuffWorks podcast to learn how the constant innovation in weaponry has led to a similar evolution in defense and armor. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Is the idea of possession a misunderstanding of physiological and psychological conditions, or has science failed to account for unknown, legitimate factors? Learn whether exorcism and psychology are mutually exclusive in this podcast from HowStuffWorks. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

After the election in November, outgoing Presidents have an opportunity to pass last-minute (often unpopular and unpublicized) legislation as 'midnight regulations.' Learn more about midnight regulations in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Habeas Corpus is a Latin term meaning "you have the body," and -- in theory -- guarantees an incarcerated person the right to have a court determine whether he or she is imprisoned lawfully. Listen to this podcast from HowStuffWorks to learn more. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Although you're much more likely to die in an auto accident, odds are you're more afraid of flying -- but why? Check out this HowStuffWorks podcast to find out. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Flirting is an ancient -- and, at times, unconscious -- form of communication used to indicate interest in and receptivity to another person. Learn about the science of flirting and find out how to flirt in this podcast from HowStuffWorks. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

From transforming into a gem to being shot into space, modern technology has created a multitude of possible destinations for the bodies of the deceased. Go beyond the traditional funeral in this podcast from HowStuffWorks. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Although no one wakes up in the morning hoping for a gunfight, we all know life can be unpredictable. So check out this HowStuffWorks podcast and learn the best place to take a bullet if you get shot. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Statistically speaking, extended product warranties aren't generally worth the money, but there are some purchases that warrant extra insurance. Find out when it's smart to buy -- and when you should say "no thanks" -- in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

What if Congress passed a law mandating a two-day week work? The Friends of the Five Day Weekend want Congress to do just that -- sort of. Check out this podcast to find out if their proposal is feasible or just plain farfetched. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

You've heard of guerrilla fighting tactics, but how much do you know about guerrilla gardening? Check out this HowStuffWorks podcast to learn more about this "revolutionary" gardening trend. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Obsessive-compulsive disorder is an anxiety disorder characterized by obsessive thoughts and compulsive actions. Check out this HowStuffWorks podcast to learn more about the effects of and treatments for OCD. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Thanksgiving is an unusual holiday in America -- there's no religious connotation, and the only traditions are a good meal and a sense of appreciation for the good things in life. Check out this HowStuffWorks podcast to learn more about Thanksgiving. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Albert Einstein is one of the world's most recognizable geniuses. But was his brain any different from that of an average person? Check out this HowStuffWorks podcast to learn more about Thomas Harvey, the man who set out to decipher Einstein's brain. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Corporate personhood is an ancient legal custom tracing back to Roman law, whereby a corporation is legally considered a person. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Eco-anxiety -- a chronic fear of environmental doom -- is a recent, specialized type of anxiety disorder gripping an estimated 40 million people in the United States. Check out this HowStuffWorks podcast to learn more about eco-anxiety. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

For thousands of years, societies across the globe have used herbs as medicine. While this practice continues today, the FDA does not regulate these potent substances. Find out why the FDA can't regulate herbal supplements in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

As more and more time passes, the Freedom of Information Act provides increasingly disturbing stories of illegal CIA operations. Check out this HowStuffWorks podcast to learn more about MKULTRA and illegal CIA operations in the United States. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The 2008 US financial crisis has been blamed on the excessive use of mortgage-backed securities. But what exactly is a mortgage-backed security? Learn more about these securities and how they contributed to the crisis in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Studies have shown that prayer has a positive effect on individuals, but can your prayer heal someone else? Check out this HowStuffWorks podcast to find out how science weighs in on the power of intercessory prayer -- and if it should at all. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Prices in a free market are determined by the law of supply and demand, yet the US government has recently given billions of dollars to rescue large corporations. Check out this HowStuffWorks podcast to learn whether or not the US is still a free market. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Due to the region's elevation, the average traveler to Tibet often experiences altitude sickness -- a condition caused by a lack of oxygen in the blood. Check out this HowStuffWorks podcast to learn how Tibetans have adapted to life in high altitudes. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The economy imploded as US banks reaped the consequences of subprime mortgage trades. Controversially, Congress has provided emergency funding for the banks. Learn more about the agreement between Washington and Wall Street in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

If you're tired of paying utility bills or relying on fossil fuels, it might be time to consider living off the grid. Check out this HowStuffWorks podcast to learn more about the techniques and strategies used by people living off the grid. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Is Earth due for a mass extinction? Population ecologists think so. Check out this HowStuffWorks podcast to learn more mass extinctions. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Cannibalism is one of humanity's near-universal taboos, but it has been practiced in widely varying circumstances throughout history. Check out this HowStuffWorks podcast to learn the difference between the three types of cannibalism. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Entomophagy -- the practice of eating insects -- is common outside of Europe and North America. Despite cultural taboos, you've probably eaten insects without knowing it. Check out our HowStuffWorks podcast to learn more about entomophagy. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In China's Guangdong province, twelve volunteers have been trained to detect harmful pollution by using their sense of smell. Check out this HowStuffWorks podcast to learn more about China's pollution sniffers. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

With the world's best weaponry, a shadowy legal status, and almost no oversight, Delta Force is the stuff of military legend. Check out this HowStuffWorks podcast to learn why Delta Force was created, and how this group works. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Graceland attracts millions of visitors every year. Check out this HowStuffWorks podcast to learn more about Elvis and Graceland, which Elvis bought when he was only 22 years old. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Everyone knows it's tough to quit smoking -- but did you know quitting can be contagious? Check out this HowStuffWorks podcast to learn more about smoking. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Everyone dreams of snagging a fresh start at life. Whether you've thought of changing your dull given name, or just disappearing entirely, this HowStuffWorks podcast will tell you what it takes to erase your identity. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The ultimatum game is an economics experiment that provides insight into the human psyche. Check out our HowStuffWorks podcast to learn about the rules to the ultimatum game. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Humanity has adapted to life on the surface. We like sunlight and fresh air -- but do we need it to survive? Check out this HowStuffWorks podcast to learn more about living underground. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Sleep is one of those funny things about being a human being -- you just have to do it. Have you ever wondered why? Check out our HowStuffWorks article to learn more about the importance of sleep. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The function of antiperspirant and deodorant is to prevent sweat or to mask the scent of body odor. Learn about the function of antiperspirant and deodorant in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

But there's no consensus among professionals about which method of death is the least desirable. A person's fears may factor into his own personal worst way to die. Check out our HowStuffWorks article to learn more about the worst way to die. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

With the benefit of wireless technologies like cell phones and text messaging, large groups of people are able to coordinate their actions with amazing precision. Check out our HowStuffWorks article to learn about smart mobs and civil disobedience. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Some researchers believe that weddings between a human and a robot could be possible by the year 2050. Take a look at our HowStuffWorks article to learn more about robot rights. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

High blood pressure -- or hypertension -- is elevated pressure of the blood in the arteries. Hypertension results from two major factors. Check out our HowStuffWorks article to learn more about the causes of and treatment for hypertension. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Are humans born with survival instincts? Check out our HowStuffWorks article to learn more about human instincts and survival. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Ten terribly bungled crimes throughout history are explored, such as drug deals gone wrong. Find out which ones are at the top of the list for Josh and Chuck in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In May of 2007, the US military found drawings believed to be part of an Al-Qaida torture manual. However, the seminal manuals on torture are believed to be the work of the CIA. Check out our HowStuffWorks article to learn more about torture manuals. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The 1996 Chuck Palahniuk novel, "Fight Club," has been blamed -- and lauded -- by various groups for inspiring several real-life fight clubs. Take a look at our HowStuffWorks article to learn more about real-life fight clubs. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In 1995, World Bank vice president Ismail Serageldin declared that "the wars of the next century will be about water." Check out our HowStuffWorks article to learn what happens once we run out of water. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Fair chase is the idea that a balance should be struck between the hunter's ability to kill prey and the prey's ability escape. Take a look at our HowStuffWorks article to learn more about knife hunting, and whether or not it's the fairest way to hunt. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.