Psychological research shows that intolerance of uncertainty limits reasoning ability. Highly intelligent individuals tend to ...

Ask yourself these questions if you want to truly test your intelligence—science says they're better than IQ tests.

MyIQ is changing how digital culture engages with intelligence. In 2025, cognitive testing has become part of personal ...

IQ tests were designed to measure cognitive ability, but decades of research show they reflect education, culture, and socioeconomic background as much as innate intelligence. Senate Democrats block ...

The average IQ score is designed to be 100. IQ scores between 90 and 109 are considered average. Genetics accounts for about 50% of the IQ differences between people. The intelligence quotient (IQ) is ...