Ever wonder how many cats it takes to make a colony? Do you know what hippopotomonstrosesquippedaliophobia means? If you know ...

Find out how smart you are (and increase your IQ ... questions are designed to be very difficult. If you cannot figure out the answer, simply select I don't know and move on. After finishing this ...

Before an athlete can become an NFL star he has to train relentlessly, become a college standout, and then take a 50-question intelligence test in 12 minutes! Think you're smarter than an NFL player?

IQ Test: IQ tests, or Intelligence Quotient tests, assess a person's cognitive abilities and problem-solving skills. These tests evaluate an individual's mental functions such as logical reasoning ...

(Click here, and you can take it, too.) The Wonderlic is an IQ test with only 50 questions -- it's a short version of the longer test routinely given to kids. Players have just 12 minutes to take ...

"He could probably think of a dozen answers to one question." Either way, the time for talking may soon be over - Mensa has offered to test both Mr Trump and Mr Tillerson's IQ.

An optical illusion IQ tests are intriguing challenges that test your brain's ability to focus and identify patterns quickly. Research shows that people who excel in spotting hidden objects tend ...