howstuffworks podcasts

How Auto-Tune Works

What began as a challenge to an oil engineer to make a terrible singer into a pitch-perfect one, Auto-Tune has become...

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How Umami Works!

For millennia humans have recognized four tastes, but in the 1980s a fifth taste first isolated in Japan gained...

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Is there a disease that kills by preventing sleep?

The strange disease of fatal familial insomnia was first recorded in the 18th century. Its victims lose their ability...

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How Extinction Works

Scientists believe that 99% of the estimated 50 billion species that have ever lived on Earth have disappeared...

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How Bipolar Disorder Works

Suffering from bipolar disorder means a lot more than your garden variety mood swings. Bouts of mania and depression...

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How Mars Works

Sure today Mars would kill you with its thin, toxic atmosphere and cold desert temperature swings of 100 degrees, but...

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How the Deep Web Works

Perhaps you didn’t realize that when you search the web you’re only skimming the surface. In fact, the types of web...

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How Pet Psychics Work

In the early 21st century a trend of people who claim to be able to telepathically and clairvoyantly communicate with...

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How Castration Works

In this episode, Josh and Chuck teach you everything you ever wanted to know but were too freaked out to ask about...

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How Guide Dogs Work

You know how when you see a guide dog leading a blind person to their destination and you think, "There goes a truly...

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TV Bonus: Stuff You Should Know, Live at Comic-Con

How does time travel work? Could it ever cross the line from science fiction into science fact? Join Josh and Chuck...

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How Meth Works

You know how when you do a lot of crystal methamphetamine you get meth mouth, where your teeth decay? Of course you...

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Taste and How it Works

Taste seems like a pretty simple sense, but scientists are still trying to figure out exactly how it works. Josh and...

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Can your grandfather's diet shorten your life?

Epigenetics is a fascinating field of genetics that studies how the epigenome and environmental, nutritional and...

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How Tourette Syndrome Works

Gilles de la Tourette syndrome, commonly referred to as Tourette's, is a neurological disorder characterized by a...

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How Delta Force Works

With the world's best weaponry, a shadowy legal status, and almost no oversight, Delta Force is the stuff of military...

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Why Do Lefties Exist?

For at least the last 200,000 years, between 10-15% of the human population are left-handed and this fact has utterly...

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How Tea Works

Legend has it that tea was discovered by a curious Chinese emperor after leaves blew into his boiled water. Now tea...

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Earwax: Live With It

Despite tons of people using cotton swabs each day to clean the earwax from their ears, cerumen (as earwax is...

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10 Bizarre Medical Treatments

Medical science has a long and storied history of trying out cures and procedures that later strike us as wacky. And...

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