Stuff You Should Know

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.com See 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.com See 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.com See 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.com See 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.com See 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.com See 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.com See 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.com See 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.com See 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.com See 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.com See 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.com See 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.com See omnystudio.com/listener for privacy information.

Blushing from embarrassment is governed by the sympathetic nervous system, which governs involuntary processes. Although we know how people blush, we still don't understand why. Check out the theories of blushing in our HowStuffWorks article. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Carbon capture is the process of trapping carbon emissions and storing them away from the atmosphere to prevent global warming. Check out our carbon capture article at HowStuffWorks.com to learn more about the possibility of reducing carbon emissions. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

In 2005, The Sun reported that dogs were being used as live bait in the Indian Ocean. Is it possible that dogs are a delicacy to sharks? Take a look at our HowStuffWorks article to learn more about the diet of sharks. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Although it can be intimidating, a shark is not invulnerable. Punching its nose, gouging its eyes, or grabbing its gills can stun the shark and give victims a chance to escape. Check out our HowStuffWorks article to learn more about shark attacks. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

The unsolved murder spree of Jack the Ripper has captivated generations of amateur investigators, each with their own theory of the killer's identity. Learn more about one particularly thought-provoking suspect in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Personal rapid transport combines the best traits of subways and taxis, and costs less to build than light rail. Could this be the future of transportation? Check out this HowStuffWorks podcast and learn more about personal rapid transport. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Cities can become abandoned for a number of reasons, from economic meltdowns to nuclear catastrophes. Check out this HowStuffWorks podcast and learn more about modern abandoned cities. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.