

Brains On! Science podcast for kids
American Public Media
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.
Episodes
Mentioned books

Mar 1, 2024 • 2min
Tooth or Dare: A Smarty Pass Sneak Peek
Join Anna and Rosie as they play a new game called Tooth or Dare, with alluring flute music and a lively narrative. Learn about the perks of subscribing to Smartypast for ad-free feeds, bonus episodes, and exciting prizes.

7 snips
Feb 27, 2024 • 26min
How does a match make fire?
Learn about the science behind matches, including the 'fire triangle' and chemical reactions. Explore the history of matches from ancient methods to modern inventions. Uncover a mystery sound and connect with listeners worldwide. Discover how matches create fire in a fast and fascinating way.

4 snips
Feb 20, 2024 • 25min
How deep does the sand go on the beach?
Molly and Leon dive into the world of sand at the beach, chatting with sand expert Stan and discussing why beaches are losing sand. They explore the depth of sand, its origins, and the impact of human activities on beach sand. Listen for a new mystery sound and learn why sand is a valuable, depleting resource.

5 snips
Feb 13, 2024 • 30min
Is hypnosis real?
Dr. Daniel Kohen, a pediatrician and hypnosis expert, discusses the truth about hypnosis and its power to heal. They debunk misconceptions and clarify that it isn't mind control. Joshua, a 13-year-old, shares his experience using hypnosis to overcome anxiety. The podcast explores the concept of suggestibility in hypnosis, the benefits of hypnosis, and the effects it has on the brain, including its ability to reduce pain perception.

Feb 6, 2024 • 30min
Why do we get cavities?
Join Molly and Aya on a toothy adventure as they explore what causes cavities and how dentists fix them. They discuss the importance of teeth, the connection between mouth bacteria and cavities, and the structure of teeth. They also talk about creating the toothbrush of our dreams and reveal the answer to a mystery sound.

Feb 2, 2024 • 2min
Baby Mystery Sound: A Smarty Pass Sneak Peek
Producers Rosie duPont and Aron Woldeslassie visit the Brains On petting zoo and play a round of Baby Mystery Sounds with cute baby animals. Learn about Smarty Pass, a subscription for Super Fans that offers an ad-free feed of all shows and includes bonus games.

Jan 30, 2024 • 30min
How did ferns survive the dinosaur extinction?
James Frond, international fern of mystery, discusses how ferns survived the dinosaur extinction. They explore fern characteristics, resilience, and their ability to regrow after extinction events. Listeners guess sounds, design future toothbrushes, and learn about fern's unique survival mechanisms. Scientists study ferns to understand climate adaptation. Kids' contributions are celebrated, and a sneak peek into the next episode on cavities is provided.

4 snips
Jan 23, 2024 • 30min
What happened to the Neanderthals?
Archaeologist and Brains On producer Anna Goldfield joins the hosts to uncover the truth about Neanderthals. They discuss the initial misunderstandings, similarities, and differences between Homo Neanderthalensis and Homo sapiens. The chapter explores advancements in archaeology, including insights into Neanderthals' diet, society, and possible extinction reasons. The hosts also share their vision for a futuristic toothbrush and thank contributors.

4 snips
Jan 19, 2024 • 2min
Taxonomic Ticklers: A Smarty Pass sneak peek
The hosts discuss their ad-free subscription service, Smarty Pass, and a bonus episode with Marc Sanchez. They share interesting facts about animals and promote Smarty Pass.

12 snips
Jan 16, 2024 • 33min
Where does lightning come from?
Join Molly and Lily as they explore the science of lightning, including how it forms and the different types of lightning. They also discuss the excitement and danger of thunderstorms, share safety tips, and play a lightning-themed game show. The hosts reveal a shocking mystery sound and introduce the topic of lightning in a fun and engaging way.