BrainStuff

BrainStuff

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BrainStuff episodes

  • How do they create patterns in a baseball field?
    Groundskeepers at baseball fields create patterns using a process called lawn striping. Tune in to find out how this process works -- and how you can duplicate it to create designs in your own yard.
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    4 min
  • How does rust work?
    In this episode of BrainStuff, Marshall Brain explains the chemistry behind rust, or iron oxide, and the rusting process.
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    4 min
  • What exactly is pastrami?
    Like cheese, pastrami is a good example of old-fashioned food preservation techniques. Find out how corned beef becomes pastrami in this podcast from HowStuffWorks.com.
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    4 min
  • How do instant cameras work?
    Instant cameras makes it possible to see a photograph almost immediately after you take it. But how? In this episode, Marshall explains the chemical processes behind regular and instant photographic film.
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    9 min
  • Why do feet stink?
    What causes stinky, smelly feet? Sweat and bacteria. Find out exactly how bacteria turn sweat into malodorous feet in this episode.
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    4 min
  • What do the symbols on the U.S. one-dollar bill mean?
    If you've ever looked carefully at a U.S. one-dollar bill, you've probably noticed some mysterious symbols and Latin phrases. What do these symbols stand for? Why are they on there? Marshall Brain breaks it down for you in this episode.
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    6 min
  • How many calories does a person need daily?
    The amount of calories a person needs to consume on a daily basis varies by individual. Discover the three factors that can help you determine your daily caloric needs in this episode of BrainStuff.
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    5 min
  • How do they get the lead in a wooden pencil?
    Today's pencils are manufactured very differently than the original versions; but they still use a material called graphite, which isn't lead at all. How does the graphite get in the pencil? Find out in this episode.
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    5 min
  • How can a valet rip you off?
    Once relegated to high-end restaurants and clubs, valets are increasingly common across the United States. But how can you trust your valet -- and how will you know if the valet is scamming you? Tune in and find out.
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    7 min
  • How Proton Therapy Works
    As a method of treating cancer, proton therapy has great potential. But how does it work, exactly, and what makes it superior to other forms of cancer treatment? Tune in and find out.
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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.