Nathan Katcher memorized the design of the flags of 65 different countries. He taught himself how to play the piano using an app. He has five different versions of Monopoly and knows exactly how much ...

Devan, known by his many social media followers as Baby Dev, has become a phenomenon to watch due to his fascination with numbers. “At my age I have to use the calculator first 😭😭🤣🤣 may God bless ...

Every year, thousands of college students from across the U.S. and Canada give up a full Saturday before finals begin to take a notoriously difficult, 6-hour math test — and not for a grade, but for ...