BrainStuff

BrainStuff

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BrainStuff episodes

  • How Does Saliva Work?
    Your saliva makes things taste great while killing bacteria and helping digestion.
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    8 min
  • What Causes Red Eye In Photos?
    How can a camera's flash make your eyes glow red? Tune in to learn how it works -- and how to prevent it.
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    4 min
  • How Do TV Ratings Work?
    The future of your favorite TV shows hinges on their ratings – but what is a rating, and where does it come from?
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    8 min
  • How Do Car Horns Work?
    The next time you honk your car horn at that jerk who cut you off, you’ll understand how it uses physics to get the job done.
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    6 min
  • What is Russia's "Dead Hand?"
    We’ve all seen movies with supervillains building catastrophic Doomsday devices – but has anyone ever built a real one? Join Christian to learn how the Cold War led to the most dangerous nuclear system in history: Russia’s legendary – and terrifying – Dead Hand.
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    7 min
  • What Causes the Northern Lights?
    There are many misconceptions about what causes the Aurora Borealis when it really requires solar winds, magnetic fields and excited atmospheric gases.
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    7 min
  • What Is White Noise?
    Christian defines what white noise actually is and how it's used to mask other annoying sounds.
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    7 min

About BrainStuff

From the publisher's feed

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.