How Big is the Universe?

How Big is the Universe?

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How Were Dinosaur Tracks Made?

This is a rebroadcast of one of our favorite episodes from season 10! Ever wondered how dinosaurs left their footprints behind millions of years ago? We embark on a prehistoric adventure with renowned paleontologist Paul Olsen! Discover the secrets behind dinosaur tracks and how ...  Show more

Could a Peacock and Platypus Be Friends? Mailbag + Joke-ha-thon!

You asked, we answered! In this mailbag episode, we're tackling three big kid questions: why does the ground keep spinning after you stop? Do magnets work in space? And could a peacock and a platypus ever be BFFs? We get answers from real experts, as well as reading your reviews ...  Show more

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