Why Did You Wire Us to Fear Fake Humans?The chilling reason we fear things that look human.

From the show

Oh, god... really?

We investigate the specific biological alarm that rings when we see dolls, androids, or bad CGI. Humans experience a visceral revulsion toward things that look 95% human but aren't, known as the Uncanny Valley. This episode grills the creator on what ancient threat necessitated a specific alarm system for imposters.