Every year in (most of) the U.S., we move our clocks ahead one hour in the spring and one hour back in the fall. That time in between is called daylight saving time. (That’s right, drop that “s.”) As ...

What is the point of daylight saving time? Aside from changing clocks and either losing or gaining an hour of sleep, people's sleep schedules get readjusted twice a year. The practice is not something ...