Test your cognitive skills with this quick IQ challenge! The image presents a seemingly normal windy day at the park, but a ...

An optical illusion is challenging viewers to find a hidden '0' among a sea of '6's within 7 seconds. This visual puzzle ...

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

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

EMERYVILLE, CA -- The alien creature Glordon from "Elio" might look a little scary at first, but drawing him is easier than you think. Pixar Animation's Matt Nolte gave On The Red Carpet's Sophie Flay ...