Add Yahoo as a preferred source to see more of our stories on Google. As the dog days of summer wind down, daylight hours shorten and fall nears, the time to change the clocks is not far behind.

WASHINGTON — In just a few days, millions of Americans will gain an hour of sleep as daylight saving time ends. On Sunday, Nov. 2, clocks around the U.S. will "fall back" an hour at 2 a.m. While most ...