You may have heard kids say "six, seven". We unpack what's behind the latest slang making waves in playgrounds and online. The number 67 has been causing a commotion among kids lately. Try saying it ...

Imagine that someone gives you a list of five numbers: 1, 6, 21, 107 and — wait for it — 47,176,870. Can you guess what comes next? If you’re stumped, you’re not alone. These are the first five busy ...