Optical illusions are visual tricks that make your brain see something different from reality. They happen when the brain misinterprets information received from the eyes. Sometimes, an object may ...

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 ...

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 ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...

With this brain-teaser you are challenged to spot the misspelt version of the word “ACE”. Hidden within this black and yellow puzzle is the imposter word but locating it may be harder than you think.

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 is a film that Robert Rodriguez’s Hypnotic feels like it is riffing on so explicitly that it becomes almost hilarious the more it goes on. To say what that specific film is would mean toeing too ...