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Moment of Um
Moment of Um
American Public Media

Moment of Um is your daily answer to those questions that pop up out of nowhere and make you go… ummmmmmm. Brought... more

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Episodes

What produces eye gunk when we sleep?

Have you ever woken up in the morning with the corners of your eyes filled with crud? Sleepy sand? Eye... more

31 Oct 2024 · 5 minutes
How does bug spray work?

Bug spray helps us keep mosquitoes and other insects away. But how does it work? We asked insect expert Meredith... more

30 Oct 2024 · 6 minutes
Why do we itch?

A mosquito bites you. Your grandma knits you a scratchy blanket. Your friend tickles you with a feathery cat toy.... more

29 Oct 2024 · 3 minutes
What are antibiotics and probiotics?

Antibiotics are a kind of medicine that a doctor might give you to help you fight off an infection. But... more

28 Oct 2024 · 5 minutes
How do music boxes work?

Music boxes are hand-cranked toys that play a tinkly little tune. How do they make their music? We asked music... more

25 Oct 2024 · 5 minutes
Why do pugs have such scrunched faces?

Pugs! They’re adorable! The internet loves them for their sassy personalities and squishy faces. But how did the pug’s face... more

24 Oct 2024 · 4 minutes
How do Magic 8-balls work?

Have you ever played with a Magic 8-Ball? They’re black and white toy balls – but with a twist! People... more

23 Oct 2024 · 5 minutes
How and why do we produce saliva?

Our mouths have a lot going on. They have teeth and a tongue and they help us talk and eat.... more

22 Oct 2024 · 3 minutes
How is flannel made?

Flannel is a soft, comfy fabric used to make shirts, cozy winter bed sheets and all kinds of other stuff.... more

21 Oct 2024 · 6 minutes
Why do irons have to be hot to de-wrinkle things?

A volcano forms when the hot melted rock deep under the Earth’s crust bubbles to the surface and breaks through.... more

18 Oct 2024 · 5 minutes
Moment of Um
What produces eye gunk when we sleep?
Moment of Um
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