Brainstuff
BrainStuff
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How do carbohydrates work?
We hear about carbohydrates in the news constantly -- the ...
We hear about carbohydrates in the news constantly -- the complex carbs are supposed to be better than the simple ones, but why? In fact, what exactly is a carbohydrate? Listen in and learn more in this podcast.
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Securing Your Wifi Router
Is it possible to get arrested for downloading illegal material ...
Is it possible to get arrested for downloading illegal material even if you never download it yourself? Yes: When someone else logs onto your unprotected wifi, they can make a clean getaway while you get stuck with the blame. Tune in to learn more.
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How does a CB radio antenna work?
A citizens band (CB) radio is often used by truck ...
A citizens band (CB) radio is often used by truck drivers to communicate while on the road, but how does it work? Marshall Brain gives a detailed explanation of how a CB radio's antenna works in this episode.
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How do flies breathe?
Insects like flies have a very different respiratory system than ...
Insects like flies have a very different respiratory system than we do. Learn more about how flies and insects breathe in this episode.
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What is an Omega-3 fatty acid?
Omega-3 fatty acids are essential to the human body. Tune ...
Omega-3 fatty acids are essential to the human body. Tune in to hear Marshall Brain explain the chemistry of fat molecules and fatty acids, Omega-3s in particular, in this podcast from HowStuffWorks.com.
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What does RSVP mean?
Most people are familiar with the concept of replying to ...
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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Is there a way to compare a human being to an engine?
Human muscles are essentially biological engines. In terms of efficiency, ...
Human muscles are essentially biological engines. In terms of efficiency, biological engines are amazing. Listen in as Marshall Brain calculates human efficiency in this episode.
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What is a rice krispy?
Like many cereals, rice krispies are made by puffing grains ...
Like many cereals, rice krispies are made by puffing grains -- in this case, rice. Find out how rice krispies and other puffed cereals are manufactured in this episode of BrainStuff.
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What is a blowout preventer?
The massive oil spill that flooded the Gulf of Mexico ...
The massive oil spill that flooded the Gulf of Mexico should have been prevented by a fail-safe device called a Blowout Preventer, or BOP. Find out how this safety mechanism is supposed to work -- and why it didn't -- in this episode.
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What makes glass transparent?
The transparency of materials has to do with their molecular ...
The transparency of materials has to do with their molecular state. Discover how silica and heat produce the transparent material we call glass in this episode of BrainStuff.
