Donald Trump claims a 'perfect' cognitive test score at Walter Reed and mocks AOC and Jasmine Crockett, reviving questions ...

The IQ of President-elect Donald Trump was a topic of discussion well before he ran for office, with Trump himself declaring: "I know some of you may think l'm tough and harsh but actually I'm a ...

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

President Donald Trump on Monday once again touted what he called a "perfect" score on a dementia screening exam, using the ...