See More Hear More Watch More Hear More Get on iTunes
Brain Stuff BrainStuffHSW

What If We Didn't Have Eyebrows

Episode: Why Do We Have Eyebrows? Eyebrows are prominent human features, but what purpose do they serve? Scientists think they help keep stuff out of our eyes and aid in nonverbal communication, among other things. http://goo.gl/UtPfTC

UP NEXT

More from