The peripheral drift illusion causes us to perceive motion in a still image. A new study shows that the mechanism of this illusion relies on changes in pupil size.

Presumably this reflects the influence of the author's mentor, the late Irving Rock, famous for his work on perceptual illusions; indeed, Palmer himself is best known for his studies of perceptual ...

Optical illusions have intrigued humankind for centuries, providing an excellent means to push the boundaries of visual ...

People in this profession found to be strangely skilled at spotting optical illusions - Medical image analysis experts have ...

Summary: A new study shows that the rubber hand illusion can reduce the intensity of pain caused by heat. Researchers found ...

An optical illusion challenge is testing people’s observational skills! In a sea of 7s and 3s, a lone number 8 is hidden—can you spot it? This brain teaser plays on perceptual grouping, making it ...

Radiologists are particularly adept at spotting optical illusions, according to a new study that sheds light on how one could ...