BrainStuff

Latest Episodes:

Does "Power Dressing" Actually Work? Mar 20, 2017

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Dressing up to feel powerful may have been a fashion fad of the 1980s, but do we still think differently if we wear formal clothes?

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How Dirty Is Soap? Mar 15, 2017

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It’s good hygiene to wash your hands after touching shared bathroom surfaces. But bars of soap are a shared surface. Does soap really help get you clean?

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How Does Hair Dye Work? Mar 13, 2017

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Some hair dyes are basically fine-grained paint. But dyes that stick with you for more than a couple weeks physically and chemically change each hair. Learn how with Christian Sager.

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How Do Tattoo Machines Work? Mar 08, 2017

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Tattoo machines (sometimes called guns) haven’t changed much since the 1890s because they’re such elegant devices. Tune in to learn how the most common types work.

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Could Alien Life Exist? Mar 06, 2017

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What makes a planet ideal for sustaining life?

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Does the Human Body Really Replace Itself Every 7 Years? Mar 01, 2017

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The short answer is “no.” Tune in to learn how long it really takes, plus how nuclear weapons led scientists to the solution.

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Are Plants Conscious? Feb 27, 2017

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Scientists have found evidence that plants have senses, memories, and can even communicate with each other. But does this mean they're conscious?

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Why Are There So Many Different Kinds of Milk? Feb 22, 2017

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Christian explains the difference between common types of milk, looking at calories, fat and the rest of their composition.

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What Happens When You Get Ringing In Your Ears? Feb 20, 2017

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Tinnitus is what makes your ears ring after a loud noise. And it's really annoying.

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Why Do We Get Brain Freeze? Feb 15, 2017

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We all know what an ice cream headache feels like. Christian's here to explain why they happen. It involves temperature (duh), nerves and lots of blood.

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