The days have started getting shorter in what's a sure indication the end of summer is near.

We've seen other signs, too - from fall-like temperatures to autumn décor in stores. Yet another sign is the approaching end of daylight saving time, which will soon be upon us.

The shift happens every year in November, and some actually welcome the change as it brings an extra hour of sleep. There is a downside - we do see one hour less of sunlight.

As the time to "fall back" nears, here's what to know about daylight saving time:

When do we change our clocks?

Under federal law, daylight saving time begins on the second Sunday in March, and runs through the first Sunday of November in most of the U.S.

This year, that date falls on Nov. 2, with clocks rolling back one hour at 2 a.m. that morni

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