An intelligence quotient (IQ) test is a method used to evaluate cognitive abilities, providing a score based on a standardized set of tests. It's crafted to measure human intelligence in various ...

You have an IQ of 140+ if you can find the missing number in this picture in 9 seconds. Can you? Test your intelligence now!

IQ Test: Think you're a genius with a 140+ IQ level? Then here’s your challenge! In the sequence series of “101”, one number doesn’t belong—can you find the odd one out in just 11 seconds?

An intelligence quotient (IQ) test is a way to assess cognitive abilities, and gives you a score from a set of standardised test. It's designed to assess human intelligence in areas such as ...

Another study has shown that intelligence is not fixed throughout one's lifetime: Teens' IQs changed by as much as 20 points over four years, raising questions about some modern IQ test uses.

Just a few years after Terman brought the IQ test to the United States, it left the classroom--and entered the military. During World War I, the number of army recruits exploded from around ...