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 ...

In March, Nikko Jenkins wrote a hand-written letter to the courts, begging for the appeals to stop and for him to finally be ...

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

American IQ test scores have dropped during a recent 13-year period, a remarkable finding that runs counter to the well-established trend of increasing IQ scores throughout much of the 20th century.

A maths optical illusion is a fascinating trick where numbers, shapes, or patterns deceive our brain into seeing something different from the mathematical reality. These illusions use geometry, ...