Brainstuff
BrainStuff
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How does the oxygen sensor in a car work?
All new cars sport oxygen sensors that are designed to ...
All new cars sport oxygen sensors that are designed to cut down emissions and keep the engine running smoothly. Find out exactly how these sensors work in this podcast from HowStuffWorks.com.
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How do motion sensors work?
There are many kinds of motion sensors, from active to ...
There are many kinds of motion sensors, from active to passive systems. Get the scoop on how myriad motion sensing systems work in this podcast from HowStuffWorks.com.
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What would happen on a carousel moving at the speed of light?
If you could spin a carousel fast enough, would time ...
If you could spin a carousel fast enough, would time stand still for the people on the carousel? Theoretically, it's a reasonable assumption. Join Marshall Brain as he breaks down the speed of light and time in this podcast from HowStuffWorks.com.
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Why does my hard drive make that churning sound?
Inside the hard drive of many computers, a small arm ...
Inside the hard drive of many computers, a small arm moves across the face of the hard disk. Tune in to this podcast from HowStuffWorks.com to discover how the movement of this arm produces sound -- and why the arm must move to load files.
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How does a Fresnel lens work?
The thin piece of plastic called a Fresnel lens solves ...
The thin piece of plastic called a Fresnel lens solves some of the problems inherent in traditional magnifying lenses. Learn more about the benefits and weaknesses of Fresnel lenses in this podcast from HowStuffWorks.com.
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How does a Crooke's radiometer work?
Vacuums and light combine to power a Crooke's radiometer -- ...
Vacuums and light combine to power a Crooke's radiometer -- but how does it work? Listen in and learn more about the mechanisms inside the radiometer in this podcast from HowStuffWorks.com.
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How is wire measured?
In the United States, wires are measured by diameter using ...
In the United States, wires are measured by diameter using a standard called AWG, or American Wire Gauge. Discover how the AWG system works -- and where it came from -- in this podcast from HowStuffWorks.com.
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How does an upside down airplane's engine get fuel?
Airplanes rely on gravity to disperse fuel to the engine, ...
Airplanes rely on gravity to disperse fuel to the engine, but what happens when the plane is flying upside down? Tune in to this podcast from HowStuffWorks.com to discover ways that acrobatic planes fly upside down without crashing.
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What's that bumpy stuff on my ceiling?
That popcorn-like stuff on your ceiling is actually a specific ...
That popcorn-like stuff on your ceiling is actually a specific kind of ceiling finish. Tune in to this podcast from HowStuffWorks.com to find out what this treatment is -- and why it's so popular.
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How does popcorn work?
Popcorn is a ubiquitous snack, but there's nothing commonplace about ...
Popcorn is a ubiquitous snack, but there's nothing commonplace about its creation. How does a kernel of corn become a puffed white treat? Find out in this podcast from HowStuffWorks.com.
