From shifting colours to phantom rays, these five challenges reveal how easily your mind can be fooled by light, contrast, ...

A mind-bending optical illusion is challenging internet users to find a cleverly hidden dog within a forest scene. The canine's beige and white fur bl ...

An optical illusion apparently determines whether you're positive or prefer keep your distance – so what will you see when you look at the viral image shown here?

They are also super fun to solve, and can be the perfect recipe for a bored evening! An optical illusion is actually a visual phenomenon where the brain misinterprets what the eyes perceive.

A new optical illusion featuring repeated words has gone viral, challenging users to spot one odd word hidden among dozens of PENs. Think you can do it in under 10 seconds?

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of human perception.

Ariana Madix is a style star on "Love Island USA" with the standout outfits to match. Shop our favorites, here.

American psychologist Joseph Jastrow made this illusion in 1899 – to make a point about how the brain perceives what is in front of it.

A study found that radiologists who have years of training to ignore visual distractions were less susceptible to the Ebbinghaus illusion.

Apple has bad news for AGI optimists. An Apple research paper reports major limitations with AI reasoning models' much-hyped "thinking" abilities.

A picture taken recently by a Japanese company’s spacecraft shows how your interpretation of objective reality can be tested by the power of illusion.