A PHOTO which appears to show a headless dog has gone viral on social media, but there’s more to the story. The image of the pet is actually an optical illusion ...

Optical illusions challenge your perception and understanding of reality. They make you see something that is not really there unless you understand what is actually happening in an image or a video.

A picture of a security guard has left people scratching their heads. Why? It shows how the angle in which the image is taken has turned the otherwise unassuming photo into an interesting optical ...

A PHOTO which appears to show a headless dog has gone viral on social media, but there’s more to the story. The image of the pet is actually an optical illusion. “This is what a dog with three legs ...