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

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, ...

GPT-5.2 tops Mensa Norway practice puzzles; tracking dashboards show gains, and XOR-style visual logic explains wins.

To Test Your Hawk-Eye Vision, Try to Find All the Errors in this Poultry Farm Within 11 Seconds! Try This: If You Possess ...

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 ...

Taiwan and Hong Kong also recorded very high scores, around 107. However, they were not included in the final country rankings.

US President Donald Trump has claimed that he has taken an "IQ test," appearing to confuse it with a dementia screening test. Boasting of a perfect score, he also challenged his Democratic rivals, ...

A SPERM bank is making donors take an IQ test. Donor Network said it was “raising the bar in the fertility industry” as more ...