Tumble Science Podcast for Kids

For Earth Day, we’re discovering how the tiny, adorable pika is helping scientists study climate change! Temperatures in their mountain habitat are getting warmer, and rain and snow isn’t as predictable as it used to be. Scientists have discovered that the number of pikas in certain areas are shrinking – or even disappearing. But some populations are doing just fine. A scientist named Pika Jo want...

What happens when a Brownie Troop goes to a weather balloon launch? One Brownie guesses that they’ll make contact with unicorns in the sky. Atmospheric scientist Gary Morris shows us what it takes to launch the biggest balloon you’ve ever seen to the very top of Earth’s atmosphere. Along the way, we’ll learn why weather balloons are the best way to find out about air pollution. And who knows? Mayb...

This is #2 in a series on dinosaur coprolites, AKA fossilized feces! In the 1800’s, Mary Anning was known as the best fossil hunter in England. She made many great discoveries, including dinosaur poop. With help from our friend Kidosaurus and children’s science historian Melanie Keene, we dig into Mary Anning’s story and her place in the history of women in science. After you listen to this episod...

Call it fossil feces, dinosaur dung, or preserved poo. This is the first of a two part series on dinosaur poop! We kick it off with the modern-day science of coprolites. Paleontologist Karen Chin shares how she cracked the case of a mysterious coprolite, and discovered a different dinosaur diet. STAY TUNED for the next episode in the series, about a pioneering female paleontologist and a very unus...

Return of the mailbag! The Tumble inbox is filling up with questions, and Marshall scrambles to answer them while Lindsay relaxes with a glass of lemonade. We find out why rainbows don’t fall down, why naked mole rats are naked, whether you can sneeze with your eyes open, why we have dreams, and how scientists studied tickling with a tickle robot. Want to learn more (and see what naked mole rats l...

“How do sea stars grip onto rocks?” That’s what listener Chloe wants to know. To find out, we take a trip to an aquarium to see sea stars’ tiny tube feet in action, and call up sea star expert Chris Mah. What we learn is a surprising story of how scientists made a big mistake when it came to studying to sea stars’ spectacular grip - and how they finally got it right. There’s some amazing science b...

“Do plants feel pain?” Jude’s question leads us to stunning discoveries about what plants feel, what they hear, and even what they talk about! Biologist Heidi Appel reveals how scientists learned about plants’ inner lives, and tells us the story of how she discovered “listening” plants. You’ll never look at plants the same way again. What can YOU observe about your houseplants? How do they react t...

Meet Envirobot, a robotic eel who slithers along the surface of the water, seeking the source of water pollution. The future is here, and it's full of swimming robots! We meet members of the team behind Envirobot, Bezhad Bayat and Alessandro Crespi. They tell us what it takes to turn a swimming animal into a robot - the twists, the turns, the technology, and the math. If you could design a robot b...

"How are minerals made?" "What makes rocks sparkly?" Mary Lou and Tilly are curious about minerals, the chemical compounds that make up rocks! Get ready for a behind-the-scenes tour of the Field Museum in Chicago! Collections manager Jim Holstein opens cabinets containing some of the most exceptional minerals in the world. Find out how scientists have classified minerals for hundreds of years, and...

“Could we ship Earth’s extra carbon dioxide to Mars?” Our listener Ilan has come up with a brilliant plan to stop climate change in its tracks, and make Mars a place we can live - AT THE SAME TIME. Your intrepid Tumble hosts attempt to lift his idea off the ground, with help from Czech environmental scientist Kristina Zackuciova, and NASA astrophysicist Scott Guzewich. Join us, to find out how a s...

It's a mail bag episode! While Lindsay is away, Marshall is going through a bunch of listener questions and answering them as best he can. Do monkeys get ice cream headaches? Why is Play-doh so salty? Listen to find out the answer to this and more in this special episode of Tumble. If you want to submit a question for Marshall & Lindsay to answer, go visit our website at http://sciencepodcastforki...

Why do people believe in ghosts? And can science ever prove that they don’t exist? We take a road trip with Dennis Waskul, a sociologist who traveled to graveyards and “haunted” houses to hear ghost stories, from the people who lived them. He wanted to find out why 50% of Americans believe in ghosts. What he discovered might spook you - in a good way! (Note: This episode is NOT scary.)

We often talk about how there are so many great kid podcasts out there to discover. Now, we're bringing those podcasts directly to you, in this sampler pack of a bonus episode! Find these podcasts and more at applepodcasts.com/kids You'll hear some of our favorite podcasts for kids. We really believe that listening to podcasts for kids with our son has brought something truly special into our live...

Children are the best language learners, says psycholinguist Evan Kidd. But how do children learn languages so easily, and why is learning another language so hard when you're an adult? It's something we've been wondering since we moved to Barcelona, Spain this summer. Evan Kidd shares his quest to put together the complex puzzle of how humans learn language. What he's discovered might change the...

Where does electricity come from? That's what listener Ati wants to know. Lindsay and Marshall get on the case of a massive blackout that plunged 50 million people into darkness Scientist and engineer Mike Legatt helps us solve the mystery. We made a cool electric grid scavenger hunt for this episode that you can download for free on our Patreon Page! Subscribe at the $5 level (or higher!) to find...

Do solar systems move? That’s what Levan wants to know. NASA astronomer Stefanie Milam shares how technology has allowed humans to see the course our solar system has charted through space – and how a powerful new telescope will widen our view even more. Want to learn more, and see photos of the James Webb Space Telescope? Check out our blog at sciencepodcastforkids.com. Help us take Tumble to the...

How does our brain remember things? Neuroscientist Andre Fenton found that question has no easy answers. Andre has spent years experimenting with PKMZeta, a tiny molecule he believes is the key to forming memories. But what if he’s wrong? This is a personal story of the scientific process, and the bumps along the journey that lead to knowledge. Welcome back to Season 3 of Tumble! We're so excited...

Tumble will be back with all new episodes this fall! Make sure you're subscribed to Tumble to get the first episode on September 8. This season, expect more great stories about science discovery, from around the world! Thanks to listeners Kinnari, Ash, Liesel, Caroline, and Rosemary for helping us record our message. Have a science question? Want to send us a drawing? Know of a scientist we should...

Everybody poops. But why? To find out, science writer Mary Roach takes us on a journey into the alimentary canal - that's the tube that runs from our mouth to our rectum. Along the way, we learn about pooping in space, and how someone else's poop might one day save your life! Have you been looking for an easy way to find more great podcasts for kids like Tumble? Or maybe you want a place for your...

Dinosaurs didn’t roar. What?! Paleontologist Julia Clarke has been uncovering clues to how dinosaurs sounded, in ancient bird fossils from Antarctica. She shares the story of her groundbreaking fossil find that revealed the surprising sounds of the dinosaur world! Come on an expedition to Antarctica and into Julia’s lab on her quest for discovery. Now is the time to send us your science questions!...

Are we alone in the universe, or are there other life forms out there? That's what Daniel, a listener from New Zealand, wants to know. Scientists have been searching for the answer with a surprising tool: radio. But this isn't any old radio. Seth Shostak, senior astronomer at the SETI Institute, shares the story of how the search for intelligent life got started, and where it's headed. Are you a t...

Brothers Ian, Sam, and Eli want to know, “How do vaccines keep our bodies healthy?” We meet two scientists, Omar Khan and Jasdave Chahal, who have teamed up to tackle the world’s most dangerous diseases with a new technique for developing vaccines. They tell the story of how they came together in a quest to battle biological “ninjas” that want to invade our bodies and make us sick. Are you a teach...

Who is the oldest primate, and is it our great-great-great grandfather? Listener Elena's question takes us into a laboratory chock full of fossils, and brings us back to the impact that killed most of the dinosaurs. Anthropologist Chris Kirk introduces us to our very ancient - and very tiny - ancestors. Visit our blog at tumblepodcast.com to see photos of Rooneyia and Mahgarita, as well as a tour...

Wonder why a cat always lands on its feet? It's a question that stumped scientists for over a hundred years. Some suspected that mischievous cats were breaking the laws of physics! Was it the catnip? Or was it a mystery of physics? Physicist Greg Gbur helps us break the case... with the first ever cat video. Check out the original flipping cat photos and film, as well as a video of cats weightless...

Imagine this: You’re in the middle of the Gulf of Mexico with a big fish on the line. But suddenly, you’re surrounded by whale sharks, the biggest fish in the world. What do you do?! If you’re a scientist, you get curious. Marine biologist Rafael de la Parra tells us how and why he got a headcount of the biggest whale shark party ever seen. We adopted a whale shark! Send your suggestions for MXA-1...