Add Yahoo as a preferred source to see more of our stories on Google. Optical illusion drawing. Optical illusions are fun to examine, but making your own brings the fascination to a new level. If that ...

If a person hides their own hand and focuses on a rubber hand instead, they may perceive it as part of their own body under certain conditions. What sounds like a gimmick could one day be used to help ...

There’s something slightly disorienting about looking at Dain Yoon’s work for the first time. Not because it’s complicated, but because your brain keeps trying to “fix” what it sees. An eye appears ...