What is earwax?
- Written by Henry Ou, Associate Professor of Otolaryngology, University of Washington


Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.
What is earwax? – Helen E., age 8, Somerville, Massachusetts
Imagine you’re watching TV. Suddenly, your ear...