Eyebrows are prominent human features, but what purpose do they serve? Scientists think they help keep stuff out of our eyes and aid in nonverbal communication, among other things.

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Eyebrows are prominent human features, but what purpose do they serve? Scientists think they help keep stuff out of our eyes and aid in nonverbal communication, among other things. Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a>

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

Eyebrows are prominent human features, but what purpose do they serve? Scientists think they help keep stuff out of our eyes and aid in nonverbal communication, among other things.

Why Do We Have Eyebrows?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/a5503841-79cb-4d00-922d-ae3200614cee/transcript

All colors only really exist in the mind of the beholder -- and there are colors that we can't perceive, or can only perceive under particular circumstances. Learn about impossible colors and how to see them in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/impossible-colors.htm

All colors only really exist in the mind of the beholder -- and there are colors that we can't perceive, or can only perceive under particular circumstances. Learn about impossible colors and how to see them in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/impossible-colors.htm

What Colors Are Impossible?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/c895e599-0d74-4a42-af6a-b48301489e90/transcript

No, it's not the lyrics -- the author of this nursery rhyme is what's in question. Learn why (and how Henry Ford was involved) in today's classic episode of BrainStuff, based on this article: https://entertainment.howstuffworks.com/arts/literature/controversy-behind-mary-had-little-lamb.htm

No, it's not the lyrics -- the author of this nursery rhyme is what's in question. Learn why (and how Henry Ford was involved) in today's classic episode of BrainStuff, based on this article: https://entertainment.howstuffworks.com/arts/literature/controversy-behind-mary-had-little-lamb.htm

BrainStuff Classics: What's the Controversy Behind 'Mary Had a Little Lamb'?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/7724a198-1313-48de-937b-b48100f05547/transcript

In 1961, the USSR set off a 57-megaton atomic bomb, nicknamed the Tsar Bomba. It's still by far the most powerful nuclear weapon ever built. Learn how its test changed history in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/tsar-bomba.htm

In 1961, the USSR set off a 57-megaton atomic bomb, nicknamed the Tsar Bomba. It's still by far the most powerful nuclear weapon ever built. Learn how its test changed history in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/tsar-bomba.htm

What Was the World's Largest Nuclear Weapon?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/7bf7466a-95b8-4c78-b862-b48100f05548/transcript

Why Do We Have Eyebrows?

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