An optical illusion is a visual phenomenon where our perception of an image differs from objective reality. This image is ...

Challenge your brain and sharpen your attention with this optical illusion featuring two seemingly identical images of a ...

A supposedly 3D optical illusion has been posted online and is possibly the most divisive I've ever seen on the optical ...

A supposedly 3D optical illusion has been posted online and is possibly the most divisive I've ever seen on the optical ...

A new optical illusion on Reddit challenges viewers to find a well-camouflaged frog among pebbles and shrubs in just 10 ...

Using lasers, researchers triggered optical illusion signals in mouse brains, uncovering how the brain fills in missing ...

This optical illusion challenges your brain and observation skills by asking you to spot a single odd tree among eight nearly ...

This optical illusion dares you to spot all the hidden faces in just five seconds. Look closely, the answer reveals far more ...

The latest optical illusion challenge asks players to find a hidden child in a green scene. With only a 1 per cent success ...

People have shared their amazement after learning where the fourth person is hiding in a photo of a group of friends, and the ...

An optical illusion shared on Reddit puzzled users as a lizard camouflaged on a coconut tree trunk left many struggling to ...