Independent publisher Counter-Print has released Optic, a new book on the history of optical illusions in graphic design and how this craft has developed over the years. The inception of Op Art came ...

This is an illusion, featured in Clive Gifford’s book Eye Benders, and inspired by experimental psychologist Akiyoshi Kitaoka. No, like the first optical illusion we saw in our list, this is not ...

If you are able to solve this optical illusion challenge, you have the sharpest 8K vision. Finding the spider quickly will also tell if you are quick-witted or a slow thinker.” Why optical ...