Ask Dr. Universe

Author: Washington State University

Join Dr. Universe and her friends at Washington State University as they investigate science questions from kids around the world. Know a kid with a curious science question? Help them submit it at askDrUniverse.wsu.edu for a chance to be featured on a future episode. 
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Language: en-us

Genres: Education for Kids, Kids & Family

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Your Paw-some Question | Why are giraffes' tongues purple?
Episode 6
Friday, 17 April, 2026

Send us Fan MailCosmo and I found out why our tallest animal friends have long, dark tongues—and what melanin does for humans, too. Thanks to Cynthia Cooper, who studies animal pigments at WSU Vancouver.Find out more about how DNA works with Amoeba SistersRead my answer about how sunscreen worksInvestigate human skin color with PBSCheck out prehensile tongues with Cleveland ZooLearn about Cynthia Cooper's zebrafish labSound effects courtesy Pixabay As always, submit burning questions at askdruniverse.wsu.edu. Who knows where your questions will take us next.