There are some pretty disgusting parasites out there, but Josh and Chuck have settled on three particularly gross ones. Tune in to learn more about flesh-eating parasites, guinea worms and tapeworms in this podcast from HowStuffWorks.com.

Is there a negative correlation between happiness and intelligence? Is ignorance truly bliss? Josh and Chuck attempt to answer this age-old question by exploring the "science" of happiness in this podcast from HowStuffWorks.com.

Most farms host crops and animals, but body farms specialize in corpses. Join Josh and Chuck as they tackle the fascinatingly gross phenomenon of body farms in this podcast from HowStuffWorks.com.

Toxoplasmosis is a parasitic infection that favors cats, but it can also be found in humans. Discover the disturbing details of how toxoplasma gondii finds a host -- and how it affects human beings -- in this podcast from HowStuffWorks.com.

Twinkies have a reputation for being so processed that they can last for years and years, but they're not as hardy as you'd expect. Uncover the sweet story of Twinkies in this podcast from HowStuffWorks.com.

Brainwashing is an extreme form of "thought reform," but does it actually work? Tune in to this podcast from HowStuffWorks.com to find out.

The EPA tests vehicles for maximum fuel efficiency, but those impressive estimates don't always pan out in real life. Hypermiling is one sure-fire way to improve your fuel efficiency. Find out how it works in this podcast from HowStuffWorks.com.

What makes the earth quake? Join Josh and Chuck as they explore the science and history of earthquakes in this podcast from HowStuffWorks.com.

People who suffer with body dysmorphic disorder have a distorted, unhealthy view of their bodies. Learn more about this compulsive disorder in the following podcast from HowStuffWorks.com.

In a lucid dream, the sleeper is aware that he or she is in a dream state. Does that mean you can control these dreams? Where did this concept come from? Tune in to this podcast from HowStuffWorks.com to find out more about lucid dreaming.

The Peter Principle describes how workers who excel in bureaucratic systems are promoted until they reach their level of incompetence. Learn more about the Peter Principle in this podcast from HowStuffWorks.com.

The world's problems necessitate innovative solutions. Listen in as Josh and Chuck propose some innovations, from teleportation to an international language, that the world needs right now in this podcast from HowStuffWorks.com.

Carbon capture and storage is a way to filter excess carbon dioxide from the atmosphere and store it. Tune in as Josh and Chuck discuss current methods of carbon capture and storage -- and how feasible they are -- in this podcast from HowStuffWorks.com.

Many people associate Edison with the invention of electricity, but Nikola Tesla heavily shaped the electrical system we still use today. Get the dirt on the electricity wars between Edison and Tesla in this podcast from HowStuffWorks.com.

Hydrocarbons are simple compounds that help fuel the modern world, but they're not really a sustainable resource. Explore new energy solutions, starting with biohydrocarbons, in this podcast from HowStuffWorks.com.

The EPA defines a brownfield as land that is abandoned because redevelopment is complicated by possible environmental contamination. Tune in as Chuck and Josh examine the process of redeveloping a brownfield in this podcast from HowStuffWorks.com.

Scientists have proven that spontaneous combustion, or burning without an external ignition source, can occur in some objects. But what about human beings? Tune in and learn more about spontaneous human combustion in this podcast from HowStuffWorks.com.

Propaganda, a persuasion tactic typically associated with deception, has been around for centuries. Explore the history of propaganda -- and learn how to spot it -- in this podcast from HowStuffWorks.com.

People have long believed that animals had mysterious powers of prediction. Do animals have a sixth sense? Is there any proof to back this belief up? Explore the fascinating subject of clairoyant animals in this podcast from HowStuffWorks.com.

Lobotomies -- brain surgeries to relieve psychiatric problems -- are rarely performed today, but they were once fairly common. Tune in to learn more about the controversial history and practice of lobotomies in this podcast from HowStuffWorks.com.

These days, shopping for food can pose a dilemma. Should you buy regular, organic or local food? Check out this podcast from HowStuffWorks.com to hear Josh and Chuck discuss whether it's better to buy local or organic food.

If you've ever watched a crime drama, you know that bodies get stiff after death. But why? Explore the biochemistry behind rigor mortis in this podcast from HowStuffWorks.com.

Lakes are usually tranquil bodies of water, but in rare instances, they can be deadly. Tune in to this podcast from HowStuffWorks.com to hear Josh and Chuck discuss lakes that have exploded -- and the factors that create a killer lake.

Humans aren't truly naked apes, but other primates put us to shame when it comes to body hair. Why? Tune in to hear Josh and Chuckle discuss the theories and hypotheses behind human hair growth and distribution.

In theory, credit default swaps are simply insurance against failed investments. In reality, these swaps can quickly get complicated. Tune in to this podcast from HowStuffWorks.com to hear Josh and Chuck demystify credit default swaps.