Black and white images do not have to be dull and lifeless. There are no colors but they can still look sharp and smooth. Black and white can be just that, black and white. There is also the high ...

A Japanese psychologist has stumped the internet with his latest optical illusion. Akiyoshi Kitaoka, a psychology professor at Ritsumeikan University in Japan, shared a video of a piece of paper with ...

If #TheDress social media frenzy of earlier this month proved anything, it’s that people perceive colors very differently. So this jigsaw puzzle which tasks people to fit together a gradient pattern ...