Optical illusions are great at testing your visual perception and seeing how your brain interprets visual context, subtle differences, and visual-spatial relationships between objects. These illusion ...

An optical illusion is a visual phenomenon where the brain misinterprets what the eyes perceive, creating a false or ...

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 ...

Look closely at this picture. At first glance, you can see a big tortoise in the centre of the image. But look closer, and ...

Visual perception of motion and its accompanying illusions has long fascinated neuroscientists and psychologists alike. This research field examines how the brain compensates for inherent neural ...

Researchers have discovered new variations of an illusion created when we see three rapid flashes in our side vision. Regardless of the position of the second flash, the illusion causes the brain to ...

An example of the glare illusion used in the experiment. A previous study has reported that the central region surrounded by eight circles is perceived to be brighter in the left image (with a ...

Test your focus with this viral optical illusion! Can you find the number 87 hidden among the 78s? Boost your brain power with this 7-second visual challenge now!

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 ...

“Illusions are fun, but they are also a gateway to perception,” says Hyeyoung Shin, assistant professor of neuroscience at Seoul National University. Shin is the first author of a new study in Nature ...

Misophonia is a condition in which people experience intense, negative physical and emotional reactions to certain trigger sounds. Trigger sounds often include everyday orofacial sounds, like chewing, ...

July 30, 2025 • A grayscale ballerina who appears to be moving. A human who can fit in a doll box. A black-and-white prism that appears to change shape when viewed from three different directions.