Add Yahoo as a preferred source to see more of our stories on Google. Sorry, it’s math time. But these are some of the easiest math quizzes we’ve ever put on ...

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

Every mathematician has a story that goes something like this. You’re at a party, and someone asks what you do for a living. “I’m a mathematician,” you say. “You must be a genius!” they reply. Or ...