Brainstuff
BrainStuff
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How do Heart Bypass operations work?
Since the heart is a muscle, it relies on the ...
Since the heart is a muscle, it relies on the oxygen and nutrients contained in blood. This blood is supplied by arteries on the exterior of the heart -- when these arteries are blocked, a heart attack results. Listen to find out in this podcast from HowStuffWorks.com.
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How Inkjet Printers Work
Inkjet printers shoot extremely small droplets of ink -- thirty ...
Inkjet printers shoot extremely small droplets of ink -- thirty dots per millimeter or more -- onto paper to produce a picture. Check out this HowStuffWorks podcast to learn more about inkjet printers.
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What does the VTEC system do?
Every gasoline engine has valves that work with the camshaft ...
Every gasoline engine has valves that work with the camshaft to let air into and out of the engine. Learn how VTEC -- Variable Valve Timing and Lift Electronic Control -- allows engines to adapt their camshafts in this HowStuffWorks podcast.
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How quickly does hair grow?
On average, human hair grows a small amount each day. ...
On average, human hair grows a small amount each day. Listen in as Marshall Brain explains hair growth in this podcast from HowStuffWorks.com.
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How do gun silencers work?
The sound of gunfire is incredibly loud, and it is ...
The sound of gunfire is incredibly loud, and it is amazing that anything is able to silence a firearm. However, the principle behind a gun silencer is surprisingly simple. Check out our HowStuffWorks article to learn more about silencers.
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How often do state quarters come out?
A new state quarter is released about every ten weeks, ...
A new state quarter is released about every ten weeks, and they're released according to the order in which each state joined the union. Learn more about state quarters in this podcast from HowStuffWorks.
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How does a traffic light detect cars?
Traffic lights detect vehicles using a variety of methods. Check ...
Traffic lights detect vehicles using a variety of methods. Check out this podcast from HowStuffWorks.com to find out how timers, inductive loops and other detectors keep traffic running smoothly.
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What is the right way to remove a leech?
People have cooked up all sorts of ways to remove ...
People have cooked up all sorts of ways to remove leeches over the years, but the simplest is still the most effective. Discover how to safely detach a leech using your hands in this podcast from HowStuffWorks.com.
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How do exhaust headers work to improve an engine's performance?
The goal of headers is to make it easier for ...
The goal of headers is to make it easier for an engine to push out exhaust gasses. Check out this HowStuffWorks podcast to learn how exhaust headers channel exhaust gasses and improve engine efficiency.
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How does the common cold work?
We've all had a cold at one point or another; ...
We've all had a cold at one point or another; it entails an uncomfortable cocktail of symptoms like sneezing, coughing and a runny nose. But why do we get colds? How do they work? Find out in this podcast from HowStuffWorks.com.
