THIS mind-boggling optical illusion is bound to get you scratching your head - especially since only 9% of people can spot the trick. Everyone can see see the iconic painting in black and white ...

People trained in this particular profession appear to have a 'superpower' that lets them decipher optical illusions better ...

In particular, a distortion known as 'Thatcherization ... pages 937–942 4. There's a great optical illusions website which has a rotatable online version of the original Thatcher image 5.

An optical illusion occurs when what our eyes see is ... leading to a misinterpretation or distortion of reality. These visual puzzles are a great way to keep the grey cells ticking.

A mind-boggling optical illusion has tested the eyesight of internet users. Can you solve it? This optical illusion, featuring a hidden hippo in not-so-plain sight among the rhinos, has gone ...

An optical illusion showed a bird hidden among tyres in a junkyard, challenging users to spot it within 4 seconds. Optical illusions are fascinating brain teasers that test our perception ...