Daylight saving time in 2025 continues for several more weeks, before clocks will finally shift back to standard time at 2 a.m. on Sunday, Nov. 2.

If it feels like daylight saving time lasts longer than it used to, well, it does. Significantly longer than several decades ago, in fact.

Why do we change clocks at all, and why does daylight saving time now span nearly eight months of the year?

Daylight saving time in theory is about saving energy, along with promoting social benefits. One-hour-later sunset times mean less need for electricity in the evening hours, plus more time for daylight activities after the end of the traditional workday.

The practice of shifting clocks forward one hour dates back to World War I. Germany adopted the time change in 1916 to save fuel and power, and th

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