A new optical illusion is here, and it is a lot trickier than it looks. The image has a grid of 14 columns and 9 rows. The ...

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 ...

An optical illusion showed trees hiding an owl. Users tested their eyesight and debated online after struggling to spot the ...

A supposedly 3D optical illusion has been posted online and is possibly the most divisive I've ever seen on the optical ...

An optical illusion brain teaser IQ test is a test that involves the perception of images that deceive both the eye and the ...

It's a funhouse for our perceptions, built for the TikTok age. But the visual tricks are windows into how the mind works, and they fascinate scientists. "The brain uses all the information it can get ...

An optical illusion is a visual phenomenon where our perception of thinking about an image differs from objective reality.

A new study finds that people hear familiar words as louder than nonsense words, even when both are equally loud. The results ...

Discover the Hidden Fish in this Optical Illusion of a Sleeping Leopard on a Tree. Test your Ultra-HD vision, IQ, and ...

Neuroscientists are zeroing in on how special kinds of brain cells help us see things that aren't actually there.

A head-scratching optical illusion challenges the perception of color and how the brain plays tricks on us. In an image created by the UK contact lens vendor Lenstore, a series of lilac letters ...