I have long believed that any American general or senior diplomat who wants to work in Iraq should have to pass a test. It would be a very simple test. It would consist of only one question: "Do you ...

What is the shortest distance between two lines? As we learned growing up in school, it is a straight line. When we look at two dots on a blank sheet of paper, that is the correct answer. Yet, unlike ...

Early in geometry we learned that the shortest distance between two points is a straight line. That means if I'm at point A and want to get to point B, the shortest distance between those two points ...

Your location in this Universe isn't just described by spatial coordinates (where), but also by a time coordinate (when). It is impossible to move from one spatial location to another without also ...

ou book a flight, open the seatback map, and notice something strange. Instead of a clean, straight line between two cities, your aircraft appears to arc, bend, or take a wide detour. At first glance, ...