You don’t have to spend too much time in a public place before you hear the iPhone’s default “tri-tone” alert — it’s everywhere, and everyone knows exactly what it means. But do you know where it came ...

It's the familiar sound that emanates from millions of tiny pocket computers countless times a day, a friendly Pavlovian signal that says, "Hey! Someone wants to talk to me." Yep, we're talking about ...

For the few years following Apple’s first-generation iPhone debut in 2007, it seemed almost impossible to avoid a chorus of “Tri-tone” iPhone text alerts at every turn. The tone still seems to pop up ...

Picture this: you're hanging out at a friend's house, and the familiar "doodle-dee!" of the iPhone's Tri-tone alert sound goes off. But four people simultaneously start reaching for their iPhones, ...