One day in 2015, as I was driving to university, my vision went black. My vision returned moments later, but the world didn't look the same after that. It was like a veil was covering my eyes — like I ...

When you look at clouds, tree bark, or the front of a car, do you sometimes see a face staring back at you? That’s “face pareidolia” and it is a perfectly normal illusion where our brains spot faces ...

Visual snow syndrome hits folks with a nonstop sprinkle of tiny flickering dots over their entire view, like old TV static that sticks around day and night. This buzz often teams up with light ...