Optical illusions have long captivated us with their ability to challenge our perception and reveal the complexities of human cognition. One such illusion, the “wavy line” pattern, is a prime example ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Illusions like these mess with the brain's visual processing system, making viewers see things ...

Hidden number and letter optical illusions are some of the most satisfying puzzles because they look unbelievably simple ...

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 ...

In this Ebbinghaus illusion of relative size perception, the orange circle on the left looks bigger than the one on the right - but it is actually 10 per cent smaller. In a new study, medical imaging ...

In the fast-paced world of digital distractions, a new kind of viral phenomenon has taken over our social feeds: the high-stakes visual perception challenge. As a long-time observer of how our brains ...

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 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In Head Trip, PopSci explores the relationship between our brains ...

The study of visual illusions in animals provides a compelling window into both the evolutionary continuity and diversity of perceptual processes. Research indicates that many species, from domestic ...

Optical illusion challenges like this one are designed to test focus, speed, and attention to detail. They look simple at ...

Researchers at Kyushu University have further explored the visual rabbit illusion. The three rabbits represent the actual flashes, while the dots above them show where people perceive the light points ...

Six years ago, when filmmaker Masaya Ishikawa was using Adobe Illustrator to craft digital materials for a video production, he started seeing strange shapes on his screen that shouldn't have been ...