Do all Americans go through a process of dumbening? IQ scores in the US are on the wane for the first time ever — and experts are saying that technology is to blame. A report from 2023 revealed the ...

MIT professor Shane Frederick's Cognitive Reflection Test is a three-question brain teaser with only a 17 per cent pass rate ...

Asking people to exert more effort on a test of mental ability does not actually improve their score. A recent study published in Intelligence & Cognitive Abilities found that while financial rewards ...

Add Yahoo as a preferred source to see more of our stories on Google. These quizzes won't give you an exact IQ number, but they will tell you how smart you are by testing your expertise in various ...

Wolfgang Amadeus Mozart is arguably the most celebrated child prodigy in history, composing his first pieces of music aged ...