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結果 : why was daylight savings time started in usa
2:20

Daylight Saving Time 101 | National Geographic

National Geographic
472,378 回視聴 - 9 年前
6:30

Daylight Saving Time Explained

CGP Grey
11,382,107 回視聴 - 13 年前
3:56

Do you know the true origin story of daylight saving time?

CBS Boston
19,586 回視聴 - 2 年前
7:33

The history of daylight saving time and its effect on our health

PBS NewsHour
398,530 回視聴 - 2 年前
6:13

What is Daylight Saving Time? | CNBC Explains

CNBC International
126,197 回視聴 - 3 年前

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2:18

The case for getting rid of daylight-saving time

Business Insider
102,213 回視聴 - 8 年前
2:14

Trump pushes to end Daylight Saving Time

FOX 11 Los Angeles
7,985 回視聴 - 1 日前
1:56

Daylight Saving Time 2020: The History of Daylight Saving in the U.S. & More

Scripps News Life
6,763 回視聴 - 4 年前
1:02

When is daylight saving time 2024? What it means for your clocks. | JUST CURIOUS

USA TODAY
61,282 回視聴 - 9 か月前
1:06

How Daylight Saving Time started in U.S.

KCRA 3
582 回視聴 - 7 年前
2:04

‘Inconvenient’: Donald Trump vows to end ‘costly’ daylight savings

Sky News Australia
57,744 回視聴 - 1 日前
2:07

Donald Trump vows to end daylight saving time

NBC News
148,535 回視聴 - 2 週間前
2:26

Why do we have daylight saving time?

WBNS 10TV
19,304 回視聴 - 1 か月前
19:24

Real Reason Why We Use Daylight Savings Time

The Infographics Show
270,752 回視聴 - 2 年前
1:41

Let Me Explain: Permanent Daylight Saving vs. Standard Time | NBCLA

NBCLA
12,300 回視聴 - 1 年前
2:30

Daylight Saving Time – explained easily

simpleshow foundation
118,392 回視聴 - 9 年前
0:42

Trump wants to end Daylight Saving Time permanently

FOX 11 Los Angeles
63,831 回視聴 - 2 週間前
5:17

Daylight Savings Time for Kids

Homeschool Pop
291,008 回視聴 - 6 年前
0:19

This is why Daylight Savings Time started

Walk with History
103 回視聴 - 2 年前
0:30

Donald Trump vows to end daylight saving time

Sky News Australia
67,864 回視聴 - 2 週間前