Daylight Saving Time, Definition, History, & Facts

Daylight Saving Time, system for uniformly advancing clocks, so as to extend daylight hours during conventional waking time in the summer months. In countries in the Northern Hemisphere, clocks are usually set ahead one hour in late March or in April and are set back one hour in late September or in October.

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Daylight saving time, facts and information

Why Do We Have Daylight Savings Time - History of Daylight Savings

What you need to know about the history of daylight saving time : NPR

The Origin of Daylight Saving Time and Why Do We Still Have It?

Daylight Saving Time History & Fun Facts

Daylight Saving Time, Definition, History, & Facts

How did daylight saving time originate?

Daylight Saving Time Once Known As 'War Time' > U.S. Department of

What Is Daylight Saving Time & Where Did It Come From?

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5 Facts About Daylight Saving Time [Infographic] - Infostache

The Contentious Visual History of Daylight Savings Time – PRINT