This 1937 version of the Stanford-Binet Intelligence Scales was produced in the United States. It used objects because this IQ test was aimed at children. Credit: SSPL/ Getty Images The Hechinger ...

For decades, neuropsychologists have used the Wechsler Intelligence Scale for Children test as the gold-standard intelligence quotient (IQ) test to determine the intellectual abilities of children ...

IQ scores have significantly risen from one generation to the next. Getty Images / Brand New Images In the mid-1980s, James Flynn made a groundbreaking discovery in human intelligence. The political ...

The gap in IQ scores between whites and African-Americans has narrowed by at least a quarter since 1972, a pair of researchers contend in a new paper that attempts to skewer the argument that ...

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New research shows that infections can impair your cognitive ability measured on an IQ scale. The study is the largest of its kind to date, and it shows a clear correlation between infection levels ...