Brainstuff
BrainStuff
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How can some eggs be better for you than others?
If you've been to the grocery store recently, you know ...
If you've been to the grocery store recently, you know that eggs come in many varieties, some claiming to be better for you than others. What differentiates a normal egg from a "special" one? Find out in this podcast from HowStuffWorks.com.
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How does catnip work?
You've probably heard that catnip drives felines wild, but did ...
You've probably heard that catnip drives felines wild, but did you know that it's a plant related to mint? And that it doesn't affect all cats? Find out how catnip works in this podcast from HowStuffWorks.com.
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How do instant cameras work?
Instant cameras makes it possible to see a photograph almost ...
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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Why do feet stink?
What causes stinky, smelly feet? Sweat and bacteria. Find out ...
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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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, ...
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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How many calories does a person need daily?
The amount of calories a person needs to consume on ...
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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How do self-setting clocks work?
Self-setting clocks and watches synchronize themselves with the atomic clock ...
Self-setting clocks and watches synchronize themselves with the atomic clock in Colorado with the help of a special radio station. Find out how -- and learn more about NIST's radio station -- in this episode.
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How do they get the lead in a wooden pencil?
Today's pencils are manufactured very differently than the original versions; ...
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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How can a valet rip you off?
Once relegated to high-end restaurants and clubs, valets are increasingly ...
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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How Proton Therapy Works
As a method of treating cancer, proton therapy has great ...
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.
