Visual illusions play tricks with the human brain and test your attentiveness. In today’s visual illusion IQ test, the ...

A brain teaser is a short, playful puzzle designed to stretch your mind and make you smile. It could be a riddle, a tricky question, a visual illusion, or a logic twist that nudges you to think beyond ...

An IQ test can assess a person's cognitive abilities by solving various problems, including identifying an error in an image of polar animals. The error lies in the coexistence of penguins and polar ...

ChatGPT is the first nonhuman subject I have ever tested. In my work as a clinical psychologist, I assess the cognitive skills of human patients using standardized intelligence tests. So I was ...