Brainstuff
BrainStuff
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How do strokes work?
In a stroke, something disrupts the normal blood supply to ...
In a stroke, something disrupts the normal blood supply to parts of the brain. Without oxygen, affected brain cells will begin to die. Tune in as Marshall explains the causes of -- and treatments for -- strokes.
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What is the worst invasive public species?
From kudzu to cane toads, invasive species are changing the ...
From kudzu to cane toads, invasive species are changing the world. But which of these transplants is the worst for the local landscape? Tune in as Marshall Brain tackles invasive species across the world -- and ultimately concludes which one is the worst.
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How does a pressurized airplane cabin work?
How does a pressurized airplane cabin work -- more importantly, ...
How does a pressurized airplane cabin work -- more importantly, what happens when the pressure fails? Join Marshall Brain as he breaks down the science behind cabin pressurization.
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How the Dow Jones Industrial Average Works
The Dow Jones Industrial Average tracks a variety of stocks ...
The Dow Jones Industrial Average tracks a variety of stocks to assist investors. Learn how the Dow Jones keeps tabs on the stock market.
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How Does Yawning Work?
Just hearing about yawning can make you yawn, and no ...
Just hearing about yawning can make you yawn, and no one is sure why. Learn more about yawns and yawning in this HowStuffWorks podcast.
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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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How the Nobel Prize Works
Nobel Prizes are highly prestigious, valuable awards that have been ...
Nobel Prizes are highly prestigious, valuable awards that have been given out to visionaries and pioneers in select fields since 1901. Tune in to find out more about the Nobel Prize in this episode of BrainStuff.
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What constitutes a person's IQ?
Your IQ, or intelligence quotient, is a reflection of how ...
Your IQ, or intelligence quotient, is a reflection of how well you perform on a specific test that measures cognitive abilities. Learn more about IQ tests in this episode.
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How do a zebra's stripes act as camouflage?
A zebra's stripes offer protection from predators in the form ...
A zebra's stripes offer protection from predators in the form of camouflage -- and a way to identify individual members within the larger group. Learn more about zebra stripes in this episode.
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What do those plastic recycling symbols means?
A typical recycling symbol on plastic looks like a triangle ...
A typical recycling symbol on plastic looks like a triangle made of arrows. There are seven different types of plastic indicated by the symbols. Check out this HowStuffWorks podcast to learn the difference between each of these plastic types.
