Astounding audio illusion reveals why our ears—and our perception—can't be trusted

This is a delightfully weird example of the McGurk Effect, a strange perceptual phenomenon that reveals how what we see is integrated into what we think we hear. The effect was first explained by Harry McGurk and John MacDonald in a 1976 paper in the scientific journal Nature titled "Hearing Lips and Seeing Voices." Far fucking out.

(Thanks, Jeff Cross!)

image: Pixsooz/Shutterstock