Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The Vienna team stitched ...

What’s the colour of the laptop or mobile screen in front of you? Is it white? What if we tell you that it's not really white? Yes, that’s right. You are being fooled into thinking that you’re seeing ...

An optical illusion is a visual phenomenon where our eyes perceive something differently from reality, tricking the brain into misinterpreting what it sees. These illusions occur because the brain ...