Most people in the U.S. will soon face the first the twice-annual hourly disruptions as daylight saving time will sweep into effect in under a week. The practice of springing the clocks ahead an hour started in 1918 as a World War I era measure but was repudiated in 1919 after farmers,

Daylight saving time is almost here. And while it means longer days, it also means less sleep. Here's what to know.

There are several sure indications that another cold winter is coming to a close and spring is on the way. Weeks before the spring equinox arrives on March 20, the air starts getting warmer, days become longer and there are new signs of life in plants and animals.