Dr. Universe | Why do we have eyebrows?
Last updated 11/20/2019 at 1:25pm
Why do we have eyebrows? -Zach, 11, Kettle Falls, Wash.
Humans have hair on their heads, arms, and as you mention, even the face. If you feel your face, you might feel some small, fuzzy hairs on your cheeks and forehead. But the hair of your eyebrows is usually a bit thicker.
I asked my friend Mark Mansperger why we have eyebrows. He’s an anthropologist at Washington State University.
Eyebrows appear to serve two main purposes, he said. One of the purposes of eyebrows is to keep things like rain or sweat from rolling down your forehead and into your eyes.
“It guards your eyes...