BrainStuff

Latest Episodes:

What's the Biggest Building on Earth? Jan 15, 2019

Show notes

To create the biggest-ever airplanes, Boeing created the biggest-ever building. (Before they learned to control the temperature, clouds formed near its ceiling.) Learn more about this mammoth structure in today's episode of BrainStuff.

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Why Do Bruises Change Color? Jan 14, 2019

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Bruises can turn a rainbow of colors before they heal -- but why? Learn the science behind color-changing contusions in this episode of BrainStuff.

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Could Hemp Become America's Biggest Crop? Jan 11, 2019

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New legislation in the United States allows farmers to grow hemp -- cannabis's non-psychoactive cousin. Learn why this could become big business in today's episode of BrainStuff.

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What's the History of Nail Polish? Jan 10, 2019

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The nail polishes popular today owe their existence to the automotive industry, but the history of nail colors and varnishes goes back millennia. Learn the history of nail polish in this episode of BrainStuff.

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What Makes Some Lakes Explode? Jan 09, 2019

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Given the right depth, temperature, and access to volcanic gases, lakes can explode and kill thousands in the process. Learn how these limnic eruptions happen in this episode of BrainStuff.

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Why Do Scorpions Glow Under Black Light? Jan 08, 2019

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Scorpions light up a glowing green under ultraviolet light. Science isn't entirely sure how but has a few theories on why. (Y'know, aside from "Scorpions are metal.") Learn more about scorpions' fluorescence in this episode of BrainStuff.

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Skim Versus Whole Milk: Which Spoils Faster? Jan 07, 2019

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Some food safety charts claim that whole milk goes off more quickly than skim milk, but the scientific evidence is mixed. Learn more about milk science in this episode of BrainStuff.

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BrainStuff Classics: Why Does Gasoline Smell So Good? Jan 06, 2019

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Some of you are giving this episode title serious side-eye, but believe us: some other folks think gasoline smells excellent. Delicious, even. Learn why in this episode of BrainStuff.

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BrainStuff Classics: Does Eating Before Bed Give You Nightmares? Jan 05, 2019

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Popular wisdom holds that eating before bed -- and especially eating spicy or 'strange' food, however you define strange -- will doom you to nightmares. But is there any science behind that? Learn more in this classic episode of BrainStuff.

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Is the Earth Humming to Us? Jan 04, 2019

Show notes

Our planet Earth produces a constant hum too quiet for our ears to detect, but researchers have finally captured a recording of it. Learn more about the sound, called permanent free oscillations, in this episode of BrainStuff.

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