Add Yahoo as a preferred source to see more of our stories on Google. IQ tests promise a clean number, but intelligence has never worked that way. Real cognitive ability shows up in how people reason ...

Intelligence quotient, usually shortened to IQ, is a measure of how well someone uses information, logic, and reasoning compared to their peers. The first test for measuring IQ was developed by ...

When a user on Reddit wrote that taking an online IQ test had made them “rethink everything,” it wasn’t the confession itself that caught attention - it was how many others quietly agreed.

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Lawrence Whalley received funding from Scottish Government, Henry Smith Charity, BBSRC, MRC, Alzheimer's Research Trust, The Wellcome Trust. Many people object to intelligence tests. Some say IQ test ...