THINK you’ve got yourself all figured out? This clever optical illusion might just make you reconsider. The tricky brain ...

Can you spot the hidden owl in this mind-boggling optical illusion in 5 seconds? Only those with high IQ and sharp eyes can ...

YOU could have a high IQ if you can find the face in this picture in time. Players will have just seven seconds to see past ...

THIS is the clever optical illusion that will reveal your most annoying personality trait. Usually, personality tests drag ...

Optical illusions and humans have a centuries-old ... You have to identify the one smiling face in today's assignment. As you ...

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 mind-bending optical illusion can reveal a lot of your personality ... The image depicts flowers and a woman's face, and Mia reveals that what you see first can offer a telling sign about ...