There are three main types of optical illusion: literal, cognitive, and physiological. Literal illusions are the result of combining smaller images to create one larger image. These are often created ...

There is more to this tiny paper house than meets the eye. When three balls are placed on the roof and do not roll down the sides, one would think the creator has found a way to defy both geometry and ...

It’s like algebra for the eyes. Viral brain teaser enthusiasts are straining their brains trying to decipher this hypnotic optical illusion, which conceals a mystery number. [Warning: Spoilers below] ...

An optical illusion has baffled viewers who can't seem to come to an agreement about what it shows. In the image, a hypnotic mass of black swirls conceals a set of numbers hidden in its centre which ...

There’s only one explanation for how this is possible: Manipulation performer Ouka must have somehow turned off gravity. These incredible illusions are performed on a number of objects including the 8 ...

Nicola Jones reports her experience of hypnosis, during which unsuccessful attempts to make her experience paralysis and blindness are carried out (10 October, p 37). What she fails to mention is that ...

Joey Shanks has released another handy step-by-step guide on his YouTube channel, Shanks FX. This time, he shows you how to manipulate water. Shanks explains that water illusions occur when you film ...