There are no blue or green pigments in the human eye, so how do those eye colors occur? Learn about the complex genetics and light scattering that give our eyes their color (plus how rare different eye colors are) in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/human-body/systems/eye/rarest-eye-colors.htm

There are no blue or green pigments in the human eye, so how do those eye colors occur? Learn about the complex genetics and light scattering that give our eyes their color (plus how rare different eye colors are) in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/human-body/systems/eye/rarest-eye-colors.htm

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.

BrainStuff

How Do Our Eyes Get Their Color?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/23d37eff-a0db-4fe6-926e-b26b0121d5f4/transcript

About 500 years ago, creating clever collective nouns for groups of animals, objects, and people was trendy, and some of those nouns of assemblage stuck. Learn the history of this quirk of the English language in today's classic episode of BrainStuff, based on this article: https://people.howstuffworks.com/shrewdness-apes-collective-nouns-500-year-old-language-fad.htm

About 500 years ago, creating clever collective nouns for groups of animals, objects, and people was trendy, and some of those nouns of assemblage stuck. Learn the history of this quirk of the English language in today's classic episode of BrainStuff, based on this article: https://people.howstuffworks.com/shrewdness-apes-collective-nouns-500-year-old-language-fad.htm

BrainStuff Classics: Why a Gaggle of Geese? Where Do Collective Nouns Come From?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/f1562700-da9d-41a5-b864-b2bf0176b320/transcript

The satly, buttery popcorn sold in movie theaters is nigh irresistible, but there's zero butter involved. Learn what it's made of in this classic episode of BrainStuff, based on this article: https://health.howstuffworks.com/wellness/food-nutrition/facts/what-heck-is-in-movie-theater-popcorn.htm

The satly, buttery popcorn sold in movie theaters is nigh irresistible, but there's zero butter involved. Learn what it's made of in this classic episode of BrainStuff, based on this article: https://health.howstuffworks.com/wellness/food-nutrition/facts/what-heck-is-in-movie-theater-popcorn.htm

BrainStuff Classics: What's in Movie Theater Popcorn?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/13706351-dfce-48ce-8470-b2bf0176b305/transcript

Some animals like cows can live on grass, so why can't humans? And why do dogs and cats eat it even though they can't live on it either? Learn about digesting grass in this episode of BrainStuff, based on these articles: https://animals.howstuffworks.com/pets/why-do-dogs-and-cats-eat-grass.htm; https://health.howstuffworks.com/human-body/systems/digestive/why-humans-dont-eat-grass.htm

Some animals like cows can live on grass, so why can't humans? And why do dogs and cats eat it even though they can't live on it either? Learn about digesting grass in this episode of BrainStuff, based on these articles: https://animals.howstuffworks.com/pets/why-do-dogs-and-cats-eat-grass.htm; https://health.howstuffworks.com/human-body/systems/digestive/why-humans-dont-eat-grass.htm

Why Can't We Eat Grass?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/9019b8be-56bb-4155-bb07-b2bf0176b327/transcript

How Do Our Eyes Get Their Color?

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