Brainstuff
BrainStuff
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Why do feet stink?
What causes stinky, smelly feet? Sweat and bacteria. Find out ...
What causes stinky, smelly feet? Sweat and bacteria. Find out exactly how bacteria turn sweat into malodorous feet in this episode.
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How do instant cameras work?
Instant cameras makes it possible to see a photograph almost ...
Instant cameras makes it possible to see a photograph almost immediately after you take it. But how? In this episode, Marshall explains the chemical processes behind regular and instant photographic film.
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Why do eggs turn hard when you boil them?
Eggs are rich in protein, and this protein causes eggs ...
Eggs are rich in protein, and this protein causes eggs to turn hard when they're boiled - but how does it actually work? Tune in as Marshall Brain breaks down the science behind hard-boiled eggs.
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What is Schadenfreude?
Schadenfreude is a German word that means taking pleasure in ...
Schadenfreude is a German word that means taking pleasure in someone else's pain. But it's not the same as sadism, as Marshall Brain explains in this episode. Tune in to learn more about this particularly German sensation.
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Can nasal sprays be addictive?
Some people have become so dependent on their nasal sprays ...
Some people have become so dependent on their nasal sprays and products that they might worry they're addicted. Marshall Brain explains why you can't really be addicted to nasal products in this episode.
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How does the snow dragon eat and digest snow?
For cities plagued by yearly snowstorms, a fleet of snow ...
For cities plagued by yearly snowstorms, a fleet of snow plows and salt often aren't enough to get rid of excess drifts. Luckily, there's another option: Snow dragons. These machines can melt snow on the spot -- but how do they work? Tune in to find out.
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How does dry ice work?
Dry ice is different from regular ice in several ways. ...
Dry ice is different from regular ice in several ways. Find out what makes dry ice so unique -- and why it's so good for transporting perishables over long distances -- in this podcast from HowStuffWorks.com.
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What are chiggers, and how do they bite you?
If you go outdoors during the right time of year, ...
If you go outdoors during the right time of year, you may be bitten by chiggers. But what are these creatures, and why do they attack unsuspecting humans? Listen in as Marshall Brain breaks down the life cycle of the chigger -- and how it can affect you.
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How do you add a USB device if you've run out of ports?
Desktop computers and laptops only have so many USB ports, ...
Desktop computers and laptops only have so many USB ports, so what do you do when you want to plug in more USB devices and they're all full? You buy a USB hub. Find out how these hubs work, and which kind you should get, in this episode of BrainStuff.
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How does a credit card's magnetic stripe work?
The magnetic stripe on the back of the card plays ...
The magnetic stripe on the back of the card plays a key role in transactions made by credit card. Learn more about how these "mag stripes" work in this episode of BrainStuff.
