Optical illusion pictures trick the human mind and are regarded as one of the simplest tests to test an individual's intelligence. Optical illusions are highly beneficial for improving attention span ...

So, only the Top 140+ IQ with Hawk Eye Vision can find the Correct Directional Arrow. So if you think that your IQ is higher ...

Do you think you have sharp eyes? Try this optical illusion IQ test and spot the hidden needle without getting distracted by ...

These quizzes seek to test your IQ by asking you various challenging questions about all kinds of subjects. Take each quiz to find out if you're a genius (I bet you are). Time to test your vocabulary ...

There are several different ways to test observation skills withan IQ test. But, solving the brain teaser challenge ...

Is our level of intelligence inborn or acquired during our lifetime? Is it possible to become smarter and increase our IQ score? This is one of the hottest scientific and politically sensitive ...

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 ...

Forbes contributors publish independent expert analyses and insights. Dr. Lance B. Eliot is a world-renowned AI scientist and consultant. In today’s column, I examine a social media trend that is ...