Intelligence Quotient (IQ) tests have intrigued people for decades as a way to measure cognitive abilities. This article delves into the origins, evolution, applications, and significance of IQ tests, ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

Isla McNabb, a 2-year-old from Oldham County, recently became the youngest current member of American Mensa, a society for those with high IQs. She tested in the 99th percentile for the Stanford-Binet ...

Picture puzzles are visual tests that can assess your observation prowess, visual intelligence, and attention to detail.