Brainstuff
BrainStuff
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How does high-speed rail work?
Although it's common in some countries, high-speed rail service isn't ...
Although it's common in some countries, high-speed rail service isn't available in the United States -- yet. Tune in to learn more about this swift rail service -- and how soon we're likely to have it in the U.S. -- in this episode.
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How do you decaffeinate coffee and tea?
There are multiple methods of removing caffeine from naturally caffeinated ...
There are multiple methods of removing caffeine from naturally caffeinated plant products. Learn more about these processes -- and how much caffeine they really remove -- in this episode.
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Why can't a couch potato run a marathon?
Intuitively, it makes sense that a trained athlete can run ...
Intuitively, it makes sense that a trained athlete can run a marathon easily, while a "couch potato" can barely run a mile. But what's the biology behind it? Find out how fit and unfit bodies respond to exercise in this episode.
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How do I know if my catalytic converter has failed?
An automobile's catalytic converter uses a catalyst to convert harmful ...
An automobile's catalytic converter uses a catalyst to convert harmful exhaust fumes into harmless ones. Find out what happens when your catalytic converter stops working properly -- and how you can tell -- in this episode.
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How much coal does a light bulb need to run for a year?
How much coal do you need to run a 100-watt ...
How much coal do you need to run a 100-watt light bulb 24 hours a day for a year? Find out in this episode of BrainStuff.
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What is the Strategic Petroleum Reserve?
The Strategic Petroleum Reserve is the world's largest emergency oil ...
The Strategic Petroleum Reserve is the world's largest emergency oil stockpile. Find out why the United States created this reserve -- and where the oil is stored -- in this episode.
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How does bulletproof glass work?
Bullet-resistant glass, commonly referred to as "bulletproof," is a special ...
Bullet-resistant glass, commonly referred to as "bulletproof," is a special type of glass designed to resist bullets. Tune in to this episode to learn how different types of bullet-resistant glass work.
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What causes the smell after rain?
The smell of rain is often linked with spring, and ...
The smell of rain is often linked with spring, and it's been alluded to in poems, songs and stories for centuries. But what exactly causes this distinctive smell? Tune in and find out.
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What would happen if the polar ice caps melted?
Learn more about melting ice caps, global warming and rising ...
Learn more about melting ice caps, global warming and rising sea levels in this episode of BrainStuff.
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Why can I play some DVDs, but not others?
Film studios use regional code protection in DVD technology to ...
Film studios use regional code protection in DVD technology to protect content and to control worldwide release dates. Tune as Marshall Brain breaks down the concept of region codes in this podcast.
