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, ...

Blacks have narrowed the IQ gap by five points over the last 30 years, Flynn said, noting that the disparity between black and white IQs grows with age. At the age of four, there is only a 5.6-point ...

Discover how online IQ testing fits into modern discussions about education, health, and society, and why platforms like MyIQ ...

A Northwestern University study shows a decline in three key intelligence testing categories—a tangible example of what is called the Reverse Flynn Effect. Leading up to the 1990s, IQ scores were ...

In the aftermath of World War 2, American soldiers were stationed in Germany, where some inevitably found wives. Black GIs who did so provided the basis of the Eyferth study, which compared 170 ...