BrainStuff

The Radio Data System, or RDS, allows your radio to display information like song titles and radio station call signs. Find out how the RDS works in this podcast from HowStuffWorks.com.

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There are many different types of residential real estate: traditional houses, condos, mobile homes, etc. But what's the difference between these types? Marshall Brain breaks it down for you in this episode of BrainStuff.

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In the current U.S. debate over health care reform, a government-sponsored public option has been a controversial topic. Tune in to this episode of BrainStuff to hear Marshall Brain explain the nuances and implications of the public option.

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The greens on a golf course are famously smooth and perfect-looking, but how do they get that way? Discover how careful planning, the right ingredients and a whole lot of maintenance yield a flawless green in this episode of BrainStuff.

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Table salt contains iodine to help prevent thyroid problems and iodine deficiencies. Find out how table salt keeps your thyroid happy -- and what iodine has to do with a nuclear attack -- in this episode of BrainStuff.

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Most people are familiar with the concept of replying to a party invitation via R.S.V.P., but what exactly do those letters represent? Learn more about the origins and practices of etiquette in this episode of BrainStuff.

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Gravity affects us every single day, but how does this oh-so-common force of nature work? Tune in to this podcast from HowStuffWorks.com to take a look at the nuts and bolts of gravity.

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Many spray can lids have a tiny hole at the top. Check out this HowStuffWorks podcast to learn more about spray cans, shipping and air pressure.

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It's often said that "nature abhors a vacuum." If that's true, then why doesn't the vacuum of space suck away our atmosphere? Tune in as Marshall Brain explains the science behind vacuums in this HowStuffWorks podcast.

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A family of four can consume more than 300 gallons of water per day. Old toilets use 5 gallons per flush, and this water use quickly adds up. Check out this HowStuffWorks podcast and learn why cities across the US are replacing their old commodes.

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