Earwax: Portable Time Capsules


Why do we have ear wax? Why does it build up and what can it tell us about ourselves? Enter the mysterious ear canal in this sticky new episode of Stuff to Blow Your Mind.

Earwax: Portable Time Capsules

Image: De Agostini Picture Library/De Agostini/Getty Images

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Topics in this Podcast: whales, gross, Anatomy