Optical illusions to find the hidden objects and numbers are effective at revealing your brainpower and visual IQ. How sharp ...

Join Josh, Gabbie, and Oli from the Jolly series as they react to mind-bending optical illusions and visual puzzles! Watch ...

This fun visual optical illusion challenges you to find a hidden butterfly among colourful parrots in just 15 seconds. Can ...

Illusion is derived from the Latin verb illudere, which means to mock or trick. Our brains tend to fill in the gaps in ...

Optical illusions occur naturally in different habitats and conditions across the world. Cloud formations can sometimes make it seem like there's an ocean or a UFO in the sky. Whether it is salt flats ...

Perception researchers have long known about the structural and functional features that differentiate our central vision from our peripheral vision. The central (or foveal) region of our retinas are ...