Brains On! Science podcast for kids-logo

Brains On! Science podcast for kids

Minnesota Public Radio

Brains On!® is a science podcast for curious kids and adults from American Public Media. Each week, a different kid co-host joins Molly Bloom to find answers to fascinating questions about the world sent in by listeners. Like, do dogs know they’re dogs? Or, why do feet stink? Plus, we have mystery sounds for you to guess, songs for you to dance to, and lots of facts -- all checked by experts.

Location:

Minneapolis, MN

Description:

Brains On!® is a science podcast for curious kids and adults from American Public Media. Each week, a different kid co-host joins Molly Bloom to find answers to fascinating questions about the world sent in by listeners. Like, do dogs know they’re dogs? Or, why do feet stink? Plus, we have mystery sounds for you to guess, songs for you to dance to, and lots of facts -- all checked by experts.

Language:

English


Episodes
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Trends: how do they start?

3/11/2025
Brains On is a non-profit public radio program. There are lots of ways to support the show: Support the podcast with donation | Subscribe to Smarty Pass for ad-free episodes and bonus content | Buy our book and merch | Come to our live shows Collecting Pokémon cards. Trading friendship bracelets. Painting your nails black. All these things have been trendy at some point, somewhere. But how did they become cool? And who made them popular? Join Molly and co-host Harlynn as they explore the fussy and fabulous world of trends. Sanden will reveal how trends start and spread throughout a population—and why beige wallpaper it out and mocha mousse brown is IN! They’ll also learn about trends in animal populations like orca whales and chimpanzees. To top things off, Marc will start a fad by accident: fruit pants! (Yes, they’re literally pants with dried fruit stuck to them.) Plus, a super cool mystery sound. Today’s episode is sponsored by: Indeed.com/brainson - Receive a $75 sponsored job credit Experience Disney's Snow White, only in theaters March 21. Rated PG, parental guidance suggested.

Duration:00:31:54

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Smarty Pass Sneak Peek: Molly’s Inconceivable Preposterous Skateboard

3/7/2025
Oh no! Molly’s been bequeathed her great-great grandfather’s skateboard, which unfortunately contains the spirit of dictionary editor Rutherford Williams Webster! Hoping to defeat the skateboard poltergeist, Anna and Marc must attempt to spell and define Webster’s most obscure words!

Duration:00:01:39

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How does solar power work?

3/4/2025
Brains On is a non-profit public radio program. There are lots of ways to support the show: Support the podcast with donation | Subscribe to Smarty Pass for ad-free episodes and bonus content | Buy our book and merch | Come to our live shows Solar panels capture energy from the sun and turn it into electricity. But how do they work?Join guest host Rosie duPont and co-host Anna as they explore the ins and outs of solar energy! Marc and his latest invention, Sal the solar bot, stop by the studio for a special solar demonstration — then the Earth and Moon chat about why solar power is an important tool for slowing down climate change. Plus, an electrifying new mystery sound! Check out our series all about electricity too! Today’s episode is sponsored by: Indeed.com/brainson - Receive a $75 sponsored job credit Experience Disney's Snow White, only in theaters March 21. Rated PG, parental guidance suggested.

Duration:00:28:03

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What is asthma?

2/25/2025
Asthma is a disease that can make it hard to breathe. And it’s common! One in twelve people in the United States have it, including host Molly Bloom. But what is asthma? And why do some people have it, but not others? Join Molly and co-hosts Audrey and Indytas they learn about asthma. First, they’ll shrink down and explore how breathing works — inside Forever Ago host Joy Dolo’s lungs! Then they’ll learn how and why asthma attacks happen. Finally, they’ll chat with kids’ lung doctor Stephanie Lovinsky-Desir about rescue inhalers, and what causes asthma in the first place. All that, plus a breathtaking new mystery sound! Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts! Today’s episode is sponsored by: Disney - Experience Disney's Snow White, only in theaters March 21. Rated PG, parental guidance suggested. Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Duration:00:25:52

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How does coral communicate?

2/18/2025
Coral is one of the coolest creatures in the ocean. It comes in all shapes, sizes and colors, from bright yellow stars to big round brains. Sometimes, coral looks like rocks or even plants – but did you know it’s actually an animal? This week, your ears are in for a special treat: Brains On editor Shahla Farzan (a.k.a. world’s biggest coral fan) hosts the show! Join Shahla and co-host Eben as they go on an underwater adventure to learn about coral and the animals that call it home. We’ll also hear from a researcher about how coral might be able to hear and make sounds. All that, plus a rockin’ new mystery sound. Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts! Today’s episode is sponsored by: Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Duration:00:35:01

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Smarty Pass Sneak Peek: Smarty Pass Deli

2/7/2025
Have you heard of Molly Bloom’s fantastic deli at Brains On HQ? It’s got the tastiest food in town! The only problem is that the delivery person, Rosie duPont, is having trouble figuring out who gets which order. Grab your smarty pass to hear how she manages some of the strangest orders in the animal kingdom!

Duration:00:01:48

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Why does salt make food taste so good?

2/4/2025
Salt is made up of tiny crystals! Under a microscope, some salt crystals look like pyramids, staircases, or even snowflakes. But why do these salty little crystals make food so tasty? Join Molly and co-host Yasmin as they explore the science of salt. They’ll head to the Brains On Labrakitchen with producer Anna Goldfield for a lesson about salt science. Then, food journalist and cookbook author Priya Krishna will stop by to chat about cooking with salt. Plus, a mystery sound so tricky, it might make you a little salty! Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts! Today’s episode is sponsored by: Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Duration:00:28:27

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Why is Jupiter called Earth’s bodyguard?

1/28/2025
Jupiter is the oldest planet in the solar system. It’s also the biggest. Some call it “Earth’s bodyguard” because it keeps asteroids and comets from hitting our planet. But is Jupiter really protecting Earth? Join Molly and co-host Rida as they head to a live taping of everyone’s favorite space talk show, Pop Planet, and learn about Jupiter — from the gassy giant itself! Plus a mystery sound that’s out of this world!

Duration:00:26:13

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Understanding big fires and big feelings

1/14/2025
Wildfires in Los Angeles County have burned homes, businesses, and schools. Many people have had to evacuate and there’s smoke and ash in the air. We know lots of Brains On listeners live in Los Angeles — and even if you don’t, there’s a good chance you know someone who lives there or have heard people talking about the fires. So, for today’s episode, we decided to talk about the fires in California. First, you’ll hear from Sanden Totten, who lives in Los Angeles and had to evacuate with his family. Therapist Caroline Hickman will talk about how to process what’s happening, then we’ll learn about how smoke travels. Finally, you’ll hear parts of an episode we made a few years ago about how wildfires start and how people work to contain them. Featured Guests: Caroline Hickman is a psychotherapist and lecturer at the University of Bath in the U.K., who specializes in eco-anxiety and climate psychology. Find out more about her work here. Margo Robbins, co-founder and executive director of the Cultural Fire Management Council and a member of the Yurok Tribe in northern California. Learn more about her work here. Additional Resources for Parents: A printable coloring and activity book and guide for supporting young children after a fire from Sesame Workshop. Resources for parents processing the Los Angeles wildfires with their kids from Dr. Becky. NPR created this printable cartoon ”A kid's guide to climate change” which focuses on how to manage climate change anxiety, and turn it into action. It also tells the story of a teen who was forced to evacuate his home during a wildfire. The Big Burn episode from LAist gives advice on how to help kids (and adults!) move through fear and anxiety about wildfires. How to talk to children about wildfires, evacuations and losing a home from LAist. All About Feelings episodes from Brains On can help kids understand their emotions. Ways to Help: The California Fire Foundation: The California Fire Foundation is working with local fire agencies and community organizations to support residents impacted by the blazes. LAFD Wildfire Emergency Funding Alert: The Los Angeles Fire Department Foundation provides equipment and funds critical programs to help the LAFD save lives and protect communities. They are seeking donations to provide additional gear for firefighters. Support Immigrant Workers Impacted by the Los Angeles Fires: The National Day Laborer Organizing Network is fundraising for immigrant workers who have been impacted by the wildfires. Verified Fundraisers on GoFundMe: Across California, wildfires have burned thousands of acres, destroying homes and businesses and forcing thousands to evacuate. You can support those affected by donating to the verified fundraisers on this page. GoFundMe’s Trust & Safety team will continue to update this page with more fundraisers as they are verified. Pasadena Humane Society has taken in 300+ animals due to evacuations. They need monetary donations to help provide emergency resources to animals affected by the wildfires. Baby2Baby- Baby2Baby is currently responding to the devastating wildfires raging across Los Angeles by providing critical items including diapers, food, formula and hygiene products for children and families who have lost everything. They are working with 470 partner organizations in LA County spanning schools, shelters and hospitals to fulfill requests coming in for essential items.

Duration:00:42:07

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Smarty Pass Sneak Peek: Myth Busting Extravaganza

1/10/2025
Anna Goldfield is full of facts! She knows the capital of New Hampshire is Concord and that the Greek God of the Sea is Poseidon! But does she know enough to join Anna Weggel and Aron’s Tuesday Trivia Team? Listen to find out, and test yourself along the way!

Duration:00:01:11

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How is paper made?

1/7/2025
Paper is all around us. There’s toilet paper and pizza boxes, wrapping paper, and receipts. Most of the paper in the U.S. is made from trees, but it can be made out of all sorts of plant material – banana peels, cotton, rice, you name it! Join guest host Rosie duPont and co-host Arya as they explore how paper is made (spoiler: most of it comes from trees!). Then, an old paper party hat named Crumplestiltskin will share how paper recycling works. To wrap things up, they’ll hear a real stumper of a mystery sound. You won’t want to miss it! Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts! Today’s episode is sponsored by: Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Duration:00:26:48

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Whirr. Zoom! Plink plink. It’s a Mystery Sound extravaganza

12/31/2024
Bzzz. Shloop! Bang Bang. Wooooosh! It’s time for another Mystery Sound Extravaganza. Join Molly and co-host Violet as they figure out what’s making some seriously mysterious noises. Plus, they'll interview Foley artist Shelley Roden about the art of making sound effects for movies. And they'll help Bob sort out some mixed up mystery sounds! Tune in and turn on your ears, cuz it’s time to guess some confounding sounds! Featured Guests: Shelley Roden is an award-winning Foley artist at Skywalker Sound in Northern, CA. Read more about her work here.

Duration:00:33:02

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Is it true? Vikings, dogs, and twins edition

12/24/2024
Listeners send us LOTS of questions. Like hundreds a month! We read every single one — and we love all of them! Every now and then, we get a special kind of question that starts with “Is it true that…?” These questions are special because they’re skeptical. They’re designed to seek out the truth. In this episode, Molly and co-host Meyer tackle three “Is it true that…” questions. First, they’ll explore whether twins can feel each other’s pain. Then, they’ll find out if the Vikings had horns on their helmets! They’ll end their quest by discovering whether dogs can see color like we do. All that, plus a tricky new mystery sound! Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts! Today’s episode is sponsored by: Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Duration:00:29:16

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How do whales communicate?

12/17/2024
Baleen whales sing. Toothed whales click. But how and why do they make these musical sounds? Join Molly and co-host Tyler as they dive into the wonderful world of whale sounds. First, they run into Anna Goldfield on her way to audition for a whale choir. She teaches them about the voice boxes of baleen whales. Then, biologist Shane Gero talks about sperm whale communication, and how humans are only just beginning to understand the complexity of the sounds they make. All that, plus a whale of a mystery sound! Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts! Today’s episode is sponsored by: Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Duration:00:33:35

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Smarty Pass Sneak Peek: Bones On Mystery Sounds!

12/6/2024
It’s almost midnight and Mr Bone Jangles has snuck into the studio to debut his new show -- Bones On! His plans are foiled when Molly pops in and asks him to guess some mystery sounds instead!

Duration:00:01:24

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Smarty Pass Sneak Peek: Mystery Animal Poetry Slam

11/11/2024
Molly’s got a case of poetry fever, and she’s ready to rhyme! She’s testing out her newest stash of stanzas on her pals, Marc and Sanden. They’ll have to guess the animals featured in four of Molly’s poems. It’s a case of versus AND verses in the…MYSTERY ANIMAL POETRY SLAM CHALLENGE!

Duration:00:01:10

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Hungry? Check out the Snacktacular Road Trip

11/10/2023
Grab your traveling gear because Brains On and Smash Boom Best host Molly Bloom and Forever Ago host Joy Dolo are going on a road trip. Not only will this be a fun-filled video romp with two buddies cruising the highway, but this trip has a theme that everybody loves: SNACKS! Mmmmmm, yum! The third Brains On Universe Field Trip is called, what else, Snacktacular Roadtrip, and you’re invited! Molly and Joy will be joined by Sanden and Marc as they cruise through a history of sandwiches, discover what beaver butts have to do with slushies and check out a Smash Boom Best debate between ketchup and maple syrup. Plus, someone from the Brains On Universe will join in live, at the end of the show, to answer questions, play some Mystery Sounds and tell you who won the debate. Whoa! Tickets are $19.99, and there’s a 20% offer if you’re a Smarty Pass member. Spots are limited, but we have multiple dates and times to choose from. Head to brainson.org/fieldtrips to get the details.

Duration:00:02:36

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NEW SHOW ALERT! What's that smell?

10/6/2023
Who’s ready for a stinkin’ good time? Join the crew from Brains On, Smash Boom Best and Forever Ago on their next virtual Field Trip - What’s that smell? There’s a mighty stank a comin’ from somewhere deep inside Brains On headquarters, and Sanden Totten is going to track down the source. On his journey, he’ll encounter Marc Sanchez’s fancy new fart pants, Joy Dolo’s historic (non-flushing) toilets and witness a genuinely yuck-tastic debate between slime mold and dung beetles! You have three chances to join the adventure. Head to brainson.org/fieldtrips to pick your stinkin’ date and your stinkin’ time. But hurry - like a fart in the wind, these shows will soon be gone. Smell ’ya later!

Duration:00:03:01

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Join us at the Big Dig!

9/8/2023
Wow, wow wow have we got some big news! Brains On!, Smash Boom Best and Forever Ago are coming together for the Big Dig - an archeological, paleontological extravaganza that you can participate in through YouTube. The show has it all: Megaladons vs Giant Sloths, dinosaurs covered in cake AND lemonade being slurped through a straw! Go to brainson.org/fieldtrips to secure your space and check out the other events we have planned this fall. Plus, Smarty Pass members can take 20% off!

Duration:00:03:10

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Allergy attack: How our bodies can overreact (Encore)

4/10/2018
Pollen, peanuts, dust mites. These things aren't poisonous - so why do some people's bodies act like they are? In this episode, we'll find out what happens during an allergic reaction, explore why only some people have allergies and hear about new treatments. Plus: a brand new Moment of Um answers the question "Why do sunsets have so many colors?" and we'll read a new group of listeners to be added to the Brains Honor Roll! Brains On is sponsored today by Acer Swift 5 (visit acer.com,...

Duration:00:29:12