Test your vision with this mind-boggling optical illusion! Among a wave of 25s, a single 'S' is cleverly hidden—can you spot it in under 10 seconds? This tricky brain teaser is designed to challenge ...

Optical illusions challenge our perception, and this sunflower garden puzzle is no exception! A lone buzzing bee is cleverly hidden among the bright yellow blooms. Can you spot it in under 10 seconds?

Medical imaging experts are adept at solving common optical illusions, according to new research. The research is the first to show that people can be trained to do better at solving visual illusions, ...

THIS mind-bending optical illusion can reveal a lot of your personality traits. Give this cracking brainteaser a go, and ...

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.

This optical illusion challenge encourages sharpening your observation skills by finding five differences in two images of ...

According to current theories of expertise, this shouldn’t happen. Becoming an expert in chess, for example, makes you better ...

Radiologists are particularly adept at spotting optical illusions, according to a new study that sheds light on how one could train to avoid being tricked by their vision. Until now, scientists ...

Op Art, also known as optical art, is a type of art that features optical illusions ... it difficult for our eyes to rest on one area. The viewer's eyes constantly move over the images and ...

A video showing an unexpected optical illusion captured in a parking lot ... simply misunderstands the signals it's given by the eyes. "Sometimes the visual cues are not enough to provide the ...