An optical illusion is a visual phenomenon where our perception of an image differs from objective reality. This image is perceived as a visual impression of a swirling tunnel or vortex effect. These ...

An optical illusion is a visual phenomenon where our perception of an image differs from objective reality. This image is seen as a geometric distortion illusion, where the arrangement of the lines in ...

What the leaning tower and related illusions reveal about how your brain constructs 3-D images How could we have missed it? Hundreds, perhaps thousands, of visual scientists, psychologists, ...

A mind bending optical illusion showing a stack of cubes has left viewers baffled — with few able to work out what’s going on. A video shared on YouTube shows the cube art placed on a flat surface — ...

I love fun illusions, and I happened upon one that’s pretty interesting to see: an artist draws a glass of water that is startlingly 3-D: Oddly, the illusion is actually more convincing to watch at ...

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How could we have missed it? Hundreds, perhaps thousands, of visual scientists, psychologists, neuroscientists, visual artists, architects, engineers and biologists all missed it–until three years ago ...