Optical illusions with hidden images are an excellent form of brain food. These visual illusion pictures challenge your ...

This optical illusion challenges readers to spot a hidden umbrella among numerous ostriches within 11 seconds.

A visual illusion, or optical illusion, is a type of puzzle which make tricks the eye, and it occurs when our brain's interpretation of a visual stimulus differs from the objective reality. These ...

Optical illusions have gained a lot of popularity recently, as they get our brain to exercise, and can be the perfect test of ...

How optical illusions work has been long-debated among scientists and philosophers, who wonder whether these illusions stem from neural processing in the eye or involve higher-level cognitive ...

Optical illusions have gained a lot of popularity recently, as they get our brain to exercise, and can be the perfect test of ...

Medical imaging experts are adept at solving common optical illusions, according to new research. The research is the first to show that people can be trained to do better at solving visual illusions, ...

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 ...

This type of illusion is called the The Troxler Effect, and was developed by physician Ignaz Paul Vital Troxler in 1804. It reveals that everything exists in reality, although our perception makes ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Andriy Onufriyenko via Getty Images Though optical illusions come in all shapes and ...

A viral optical illusion is said to reveal the viewer’s strongest personality traits including whether they’re too independent or have a strong intuition. The visual psychological test is one of many ...