Featuring a blurry image of abstract yellows, oranges, purples and blues, this optical illusion appears pretty plain. It's ...

Do you think you have sharp eyes? Try this optical illusion IQ test and spot the hidden needle without getting distracted by ...

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 ...

A challenging puzzle will put your perception to the ultimate test with a tricky winter optical illusion. Puzzles are a ...

Our brains create false perceptions through these illusions, which make us see things that do not exist while they distort ...

Hidden letter and number optical illusions are fun because they look easy at first. But once the timer starts, the brain ...

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 ...

Optical illusions have gained a lot of popularity recently, as they get our brain to exercise, and can be the perfect test of ...

Susana Martinez-Conde is director of the Laboratory of Visual Neuroscience at the Barrow Neurological Institute in Phoenix, Arizona. She studies visual illusions to gain a better understanding of how ...

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 ...

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 ...

A Visual Illusion is a type of puzzle, which required different analytical thinking approach to solve these types of puzzles.