Let’s face it: At best, most of us are reliant on our phones these days. (At worst, we’re downright addicted.) But do you ever consider the things your smartphone knows about you? To put it mildly, it ...

For the spectators hoping to catch a glimpse of a friend or family member along the 26.2-mile route, finding where they're at can help you discover when they might be nearing your cheer zone. And ...