Stuff You Should Know

The most expensive toilet in the world is made of solid gold and can be found in Hong Kong. Learn more about the world's most expensive toilet in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Salt water fuel could be the next viable alternative to foreign oil. Learn about the ongoing research behind the concept of salt water fuel in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In recorded history, only two people have entered the eye of a tornado and returned to tell the tale. Learn more about the inside of tornadoes in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Yawning is contagious, but why? Check out the leading theories on contagious yawning and empathy in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

During times of emergency, people have been known to preform feats of great strength. Learn more about going from the dull stare of the dairy cow to the eye of the tiger in seconds flat. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Could the routine use of antibacterial soap increase the presence of drug-resistant bacteria in your home? Learn more about the disadvantages of anti-bacterial soap in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Does gum really stay in your stomach for Seven Years? Josh and Chuck take on the parental myth of gum swollowing. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Check out the story of Hachiko, a loyal Akita who waited for over ten years for his master to return. Learn more about Hachiko and loyalty in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

How does isolation spur evolution? Check out this HowStuffWorks podcast to learn more about speciation and evolution. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Why does toothpaste make orange juice taste bad? Chuck recounts his first-hand experience, and how it works. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

The trolley problem is an ethical dilemma that proposes a difficult decision about choosing whether a group of strangers lives or dies. Learn more about ethics and the nature of sacrifice in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Sympathy pregnancy is the condition where a man feels pregnant while his wife actually is. Learn more about the symptoms for sympathy pregnancy in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

After the close of World War II, Nazi war criminals fled Europe and attempted to hide under assumed identities. Some may still be at large. Learn more about Nazi war criminals in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Is there such a thing as a truly unselfish act? Check out this HowStuffWorks podcast and learn more about the nature of altruism. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In U.S. politics, a lame duck is a president who will not be re-elected because he or she has been passed over for election, or already served the maximum two terms. Learn more about the origin of lame duck presidents in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Could switch grass become the car fuel of the future? Learn more about alternative fuel in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.