Identical twins who were raised apart may have IQ differences similar to those of total strangers, according to new research.

New research complicates the old consensus that IQ is largely fixed, and that’s good news for anyone looking to boost their ...

A viral Reddit post about an online MyIQ test sparked reflection on how we equate intelligence with self-worth. Discover why ...

Average IQ varies depending on geographic location, resource access, and much more.

According to North American Community Hub Statistics (NCH) Georgia’s average IQ score of 98 ranks 40th in the nation, ...

Seven years ago, I took a bet with Charles Murray about whether we’d basically understand the genetics of intelligence by now ...

A large-scale study published in JAMA Psychiatry suggests that lower intelligence scores in late adolescence are linked to a ...

A recent study of cognitive analyses says the average intelligence quotient, or IQ, in the United States is about 98.