The test and how to take it are shared by TikToker Savvas Trichas. He introduces the psychology test by asking which of the two faces, A or B, that appear above his head, you find happier. Trichas ...

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

The way your brain interprets this illusion may reveal whether you think outside the box or stick to the safe and familiar.

Think you have the eyes of a detective? This fun optical illusion test hides one odd inverted number among many similar ...

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

This viral optical illusion shows completely different colours to different people—blue and grey for some, green and yellow ...

This viral optical illusion has divided the internet, with people either seeing a cat or a woman first. The image cleverly ...

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of human perception. By Katrina Miller Take a look at this video of a waiting ...

Test your eyesight with a visual puzzle. Spot two hidden numbers, 92 and 29, among many 26s. You have only 8 seconds. This challenge sharpens your foc ...

This viral optical illusion reveals how your brain processes information and what it says about your decision-making style.

A grayscale ballerina who appears to be moving. A human who can fit in a doll box. A black-and-white prism that appears to change shape when... Optical illusions are a brain feature, not a bug. Here's ...