Why Do We Think of Aliens as Little Green/Gray Men?

The history behind this everlasting stereotype.

Artist’s conception showing a close-up image of a stereotypical gray humanoid alien. Source: adike, via Shutterstock.

When you think of aliens, what comes to mind? A short slender humanoid body? Maybe an oversized round head with big round eyes? Does it have green or gray skin? That’s what aliens stereotypically look like, but have you ever wondered why? This article explores where this stereotype originated and…