Psychological research shows that intolerance of uncertainty limits reasoning ability. Highly intelligent individuals tend to ...

People who have superior intelligence and think at a genius level usually possess rare traits that give them a major edge.

If you've ever wondered about your intellect, you aren't alone. Whether it's because of grades, perception, or everything in between, everyone wants to better understand what truly defines a genius.

A 6-year-old New Jersey girl is wowing the world with her smarts. Her IQ, 138, is right at genius level. To put this in perspective, the highest average score for people under 64 years of age is 109.