There are countless types of optical illusions, from the cognitive to the physiological, testing our minds in ways that ...

Welcome to the world of optical illusions, where nothing is as it seems! Get ready to challenge your brain and eyes with this ...

You'd be forgiven for thinking this makes the optical illusion easier to understand, but if anything, it makes it all the ...

How good are you at spotting subtle differences? Do you easily overlook minute details in everyday life? This optical ...

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of human perception. By Katrina Miller Take a look at this video of a waiting ...

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.

Optical illusions occur naturally in different habitats and conditions across the world. Cloud formations can sometimes make it seem like there's an ocean or a UFO in the sky. Whether it is salt flats ...

Ready to see how sharp your eyes really are? If so, this latest brain-teasing challenge is sure to put your observation skills to the ultimate test. This clever makeshift puzzle - featuring a nearly ...

This mind-bending optical illusion challenges you to count all the brown squares. Can you spot all of them under 5 seconds?

Face it — your eyes are playing tricks on you. Dr. Dean Jackson, a biologist and BBC presenter, shared a puzzling image on TikTok of an alleged optical illusion, claiming it contained a creepy, hidden ...