When Mohit starts his computer, all he hears is “nonstop beeping,” and then his monitor enters power-saving mode. All I can say is “we’ve all been there,” or at least I certainly have many, many times ...

One of the most common sounds in the modern world is the beep. From microwaves and cellphones to computers and backing-up trucks, this high-pitched alert pings us from every direction. But how is it ...