Think you had a bad day at work? At least you didn't lose spacecraft worth hundreds of millions of dollars. Forgetting to convert measurement units can result in big-time disasters—like these six ...

We've shown you one way in which numbers can play tricks with our heads, and researchers have just found another, that shows we prefer larger numbers—even when they're equal to a smaller number of a ...

Converting between kilometres and miles doesn't have to be a mathematical nightmare. Whether you're preparing for competitive exams, trying to understand American movies and TV shows, or working on ...