Changing clocks twice a year disrupts our circadian rhythms, increasing health risks and vehicle accidents, according to a Salk Institute expert.

Add Yahoo as a preferred source to see more of our stories on Google. Californians will soon trade darker mornings for brighter evenings as Daylight Saving Time returns in March. When clocks “spring ...

Daylight Saving Time will start at 2 a.m. local time on March 8. Reporter It’s almost that time of year again. Starting in ...

The start of daylight saving time, the time period in which many Americans set their clocks ahead by an hour, is fast approaching. The seasonal time change when we "spring forward" will occur on ...

For example, on Saturday, the day before the time change took effect, sunrise in Boston was at 6:09 a.m. and sunset at 5:41 p.m., according to the National Weather Service. On Sunday, after the clocks ...

The time has come to "spring forward." This weekend, Tennesseans and millions of others across the country, will "lose" an hour of sleep as Daylight Saving Time begins. According to the Old Farmer's ...