Optical illusions come in many forms, from horses and tigers to moving shapes and floating ships. They’re a fascinating demonstration of how our brain perceives images based on elements like ...

A QUICK glance at this optical illusion can reveal a lot about your personality. Determine whether you’re an optimist or a ...

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.

Experimenting with ways to exhibit photographs, several inventors came up with a simple toy that made it possible for a series of pictures to be viewed in rapid succession, creating the illusion ...

Now, quickly look at the image again and get yourselves a final answer as we're about to spoil the optical illusion by revealing what each find really means. Most people will instantly find one ...

Visual illusions of motion are a major source of interest in the vision research community. Explaining how a still image can produce an illusory perception of motion is important for a more ...