I came across this in my girlfriend’s bathroom, and I’ve been staring at it for an hour—I still have no idea what it’s supposed to be.

food spoilage or minor pest activity.

The Bigger Picture

Moments like this highlight something interesting about human perception. When something appears out of place, the mind tends to jump to the worst-case explanation. In reality, most of these situations have simple, everyday causes.

What looks mysterious or even unsettling at first is usually just continue reading …