Plus, any IQ scores reported for people who lived prior to the 20th century are estimates. All of those caveats aside, here ...

Brainteasers have been proven to improve your brain age over time - so why not try out this 'empty glass' brainteaser on National Puzzle Day to put your mind to the test ...

The challenge has been designed to identify people with the highest IQ in the country - and it's certainly left many people ...

An unofficial ranking of the world's cleverest countries based on criteria including number of Nobel Prize nominations and ...

The world of celebrities might feel shallow sometimes, but some of the biggest stars on the planet are actually seriously smart, with IQs in the genius range ...

Other, more obscure, contenders aside, however, the person most commonly touted as having the highest IQ among US presidents ... and an ability to inspire and unite people. Adaptability, crisis ...

The man with the world's highest recorded IQ explains why celebrity gossip may be more than just entertainment.

Peter Rodgers, of Australia, has one of the highest IQs in the world. The author and poet logged an IQ of 175 (a score over 160 is considered a genius IQ) at age 57, placing him near the top of ...