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 ...

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, ...

How well can genetics predict intelligence? A large-scale study published in Intelligence explores the power of polygenic scores to predict intelligence, finding that these genetic estimates ...

A recent global IQ ranking placed Bangladesh near the bottom. But it’s not about whether Bangladeshis are “smart enough,” the problem lies in how intelligence is misread as a fixed national trait rath ...