Podcast Episodes

The Seed Treasure Map [UPDATE!]

Season 7 Episode 17

How many seeds sprouted in the historic Beal Seed experiment we covered in 2021? Find out in this updated version of one of our favorite episodes for…

4 years, 5 months ago

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Why Do Colors Exist?

Season 7 Episode 16

Why do colors exist in the world? That’s what Phoebe wants to know. The answer might change how you think about the colors that you see! Neuroscienti…

4 years, 6 months ago

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What to Do About Trash?

Season 7 Episode 14

Trash is one of the biggest problems on the planet. But scientists are coming up with solutions that might surprise you. In this Earth Day episode, w…

4 years, 6 months ago

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The Dinosaur Asteroid

Season 7 Episode 14

Where did the asteroid that killed the dinosaurs come from? That’s what our listener Lucian wants to know. Prepare to hear a “podcast movie” about th…

4 years, 7 months ago

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Do Dreams Have Meaning?

Season 7 Episode 13

Come on a trip to Dreamland, as we explore the history of dreaming - and how science changed their meaning, forever. Our guide is Sidarta Ribiero, ne…

4 years, 7 months ago

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Why Do Cats Purr?

Season 7 Episode 12

Why and how do cats purr? That’s what Reid wants to know. It sounds like a simple question, but it leads us to a deep challenge: Can we ever understa…

4 years, 8 months ago

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Do Bugs Have Elbows?

Season 7 Episode 11

Clare wants to know if bugs have elbows. Her question starts a debate between Team Bug Arms and Elbows, and Team Bug Legs and Knees! Choose a side, a…

4 years, 8 months ago

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The Science of Butts

Season 7 Episode 9

What is a butt? That’s what science journalist Katherine Wu wanted to know. Her quest for an answer leads her into a web of big butt questions, and a…

4 years, 9 months ago

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The Great Seal Count

Season 7 Episode 9

How do you count the cutest seals on the planet? With the help from thousands of people around the world! Conservation scientist Leo Salas explains t…

4 years, 9 months ago

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Dinopoop Series Part 2 [ENCORE]

Season 7 Episode 9

All-new Tumble episodes return January 21! We can't wait to share what we have in store. 

Today, we're sharing the exciting conclusion of our two par…

4 years, 10 months ago

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