Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images ...

How optical illusions work has been long-debated among scientists and philosophers, who wonder whether these illusions stem from neural processing in the eye or involve higher-level cognitive ...

New York — At the Museum of Illusions in New York City, around every corner is a wonder for the eyes. There's a vase that's a face, art that moves with you, and a room that seems to go on forever.

So, almost the Sixth Swamp Deer has hidden somewhere in this forest optical illusion. Your Challenge is to spot the Sixth ...

On some evenings the rising Moon seems to swell into a glowing disk that dwarfs city skylines and mountain ridges, as if it ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. In Head Trip, PopSci explores the relationship between our brains ...

Every illusion has a backstage crew. New research shows the brain’s own “puppet strings”—special neurons that quietly tug our perception—help us see edges and shapes that don’t actually exist. When ...

We sent a writer to the mind-bending museum’s Santa Monica opening for a sneak peek of holograms, gravity-defying rooms, 3D ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...