But of course, this is an optical illusion so that couldn’t actually be the case. The white circles are actually all moving in a straight lines, the timing just happens to create the illusion ...

Another type of optical illusion is the motion illusion, where still images appear to move or change when viewed ... Many ...

Some visual scientists think this is due to fixation jitter: eye movements that give the illusion that objects near what you’re focusing on are moving. Which of the two circles in the centre is ...

One such fine illustration can be seen in an old optical illusion where a Cat is hidden behind horizontal lines. The above optical illusion is a visual test that will play tricks on you by hiding ...