Optical illusions have always fascinated me because they reveal how easily our brains can be tricked by simple patterns, color, design, and even different shapes and 3D models. When I first looked at ...

Have you ever looked at two circles of exactly the same size and sworn one was larger? If so, your eyes have been tricked by the Ebbinghaus illusion, a classic example of how context can shape what we ...

Optical illusions come in all forms, but the good ol' fashioned accidental photo illusion has to be my favourite variety. From perplexing perspectives to that iconic blue (or is it gold?) dress, photo ...

Can you spot the hidden hunter in this tricky forest optical illusion before time runs out?

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Optical illusions never seem to get old; one after another, the simplest pictures transform into a hard visual task for internet users. One of the puzzles that went viral is the one testing people's ...

Researchers used lasers to record and stimulate the activity of neurons in mice in order to learn how the brain processes and interprets optical illusions. (Allen Institute) Jo Kavaliauskas once saw ...

The famous Ebbinghaus illusion, named for its discoverer, the German psychologist Hermann Ebbinghaus (1850–1909). Despite appearances, the two orange circles are the same size. Have you ever looked at ...