Daylight saving time begins tonight. At 2 a.m. local time Sunday, clocks across most of the United States will spring forward one hour. Most states will set their clocks one hour ahead, thought many ...

Add Yahoo as a preferred source to see more of our stories on Google. Setting the time on a watch. (Getty Images) Daylight saving time begins tonight. At 2 a.m. local time Sunday, clocks across most ...