Brainstuff
BrainStuff
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Which 4G services are available in the U.S. today?
If you have a smart phone, you may be interested ...
If you have a smart phone, you may be interested in 4G service for the data you receive. But which services are available, and which one will suit your needs? Listen in as Marshall Brain breaks down the differences between 4G services.
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Why is a cell phone called a cell phone?
Cellular phone systems divide areas of coverage into "cells," hence ...
Cellular phone systems divide areas of coverage into "cells," hence the name. But how do they actually work? Listen in as Marshall Brain breaks down the nuts and bolts of cell phone systems in this episode.
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What does a modern smart house look like?
What makes a "smart" house so smart? These high-tech houses ...
What makes a "smart" house so smart? These high-tech houses intelligently use resources and are responsive to the needs and habits of their occupants. Tune in to learn more.
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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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How does a speedometer in an airplane work?
Most people are familiar with speedometers in cars, but do ...
Most people are familiar with speedometers in cars, but do you know how air speed is determined? In this episode, Marshall explains how devices called pitot tubes gauge the speed of moving aircraft.
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Why does lettuce stored in a bag stay fresh longer?
Many foods you'll find at the grocery store -- like ...
Many foods you'll find at the grocery store -- like lettuce, for example -- are stored in special plastic packaging called MAP that helps them stay fresh longer. Find out what MAP is, and how it keeps food fresh longer, in this episode of BrainStuff.
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How do we measure sea level?
Sea level is an important measurement, but it's also a ...
Sea level is an important measurement, but it's also a complicated one. Find out why 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.
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How do CD-R discs work?
Unlike a regular CD, a CD-R has a special dye ...
Unlike a regular CD, a CD-R has a special dye layer that allows you to imprint data on it. Discover the mechanics of CD-R discs in this podcast from HowStuffWorks.com.
