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

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

A model has revealed the very strict criteria she has for men — even giving them an IQ test to take on the first date. Candice Kloss, from New York, US, who hit the headlines last year after revealing ...

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