100 episodes
Moment of Um Brains On! Universe
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- Kids & Family
Moment of Um is your daily answer to those questions that pop up out of nowhere and make you go… ummmmmmm. Brought to you by your friends at Brains On at APM Studios.
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How do bubbles pop?
Bubbles are everywhere! Soap bubbles, fizzy seltzer bubbles, underwater bubbles – even bubblegum bubbles! But how do bubbles pop? We asked mechanical engineer Jacy Bird to help us find the answer.
Got a question that you’re bursting to share? Send it to us at BrainsOn.org/contact, and we’ll POP by with the answer. -
Why is pee yellow?
Pee is super cool! It’s 95% water. It’s sterile. And it can be a window into our overall health. But why is it yellow? We asked mechanical engineer Patricia Yang to help us find the answer.
Got a Moment of Um question? Send it to us at BrainsOn.org/contact, and we’ll help find the answer. -
Why were animals bigger in the past?
All different kinds of giant prehistoric creatures used to walk the Earth, from 20-foot-tall sloths to sharks longer than a school bus.. They all seem huge in our imaginations, but were animals in the past actually bigger than animals on Earth now? We asked paleontologist Kristi Curry Rogers to help us find the answer.
Got a BIG question? Send it to us at BrainsOn.org/contact, and we’ll help size up the answer! -
Why do sharks have to keep moving to stay alive?
If there’s one thing that’s generally known about sharks, it’s that they have sharp teeth. But have you heard they have to keep moving to stay alive? Why is that? In this episode we talk to shark scientist Melissa Cristina Marquez about this very question.
Do you have a Moment of Um question that seems kind of fishy? Send it to us at BrainsOn.org/contact, and we’ll chew on the answer. -
How does your skin make a rash?
When our skin gets irritated, it reacts! And sometimes a rash appears. Rashes can be red, itchy, painful and bumpy… But how does our skin make them? We asked pediatrician Dr. Anjuli Gansto help us find the answer.
Got a question under your skin? Send it to us at BrainsOn.org/contact, and we’ll rash to find the answer! -
What’s the difference between AM and FM radio waves?
Radios are like magical devices. You just flip a switch and BAM, you can listen to everything from punk rock to world news. But how exactly does a radio work? And what’s the difference between AM and FM radio? We asked physics expert Angie Huerta to help us find the answer.
Got a question that’s AM-azing? Send it to us at BrainsOn.org/contact, and we’ll dial in the answer.
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