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結果 : why did daylight savings start
6:30

Daylight Saving Time Explained

CGP Grey
11,382,018 回視聴 - 13 年前
7:33

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

PBS NewsHour
398,521 回視聴 - 2 年前
3:56

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

CBS Boston
19,582 回視聴 - 2 年前
2:20

Daylight Saving Time 101 | National Geographic

National Geographic
472,366 回視聴 - 9 年前
8:43

Neil deGrasse Tyson Explains Daylight Saving Time

StarTalk
647,348 回視聴 - 3 年前

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2:12

Stephen Fry on the history of Daylight Saving Time - BBC iWonder

BBC
45,580 回視聴 - 9 年前
1:00

THIS is why Daylight Savings exists?!

StarTalk
878,675 回視聴 - 2 年前
3:19

Daylight Saving Time 101 | National Geographic

National Geographic
453,115 回視聴 - 5 年前

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13:01

Fixing Daylight Saving Time Is THIS Easy

Be Smart
1,269,069 回視聴 - 4 年前
1:43

What Neil Thinks About Daylight Saving Time | StarTalk

National Geographic
64,151 回視聴 - 8 年前
2:18

The case for getting rid of daylight-saving time

Business Insider
102,180 回視聴 - 8 年前
6:13

What is Daylight Saving Time? | CNBC Explains

CNBC International
126,197 回視聴 - 3 年前
3:02

The History of Daylight Saving Time

NJ Spotlight News
15,658 回視聴 - 10 年前
19:24

Real Reason Why We Use Daylight Savings Time

The Infographics Show
270,751 回視聴 - 2 年前
2:54

Daylight savings explained: Why do we adjust our clocks

NBC News
14,106 回視聴 - 9 か月前
5:17

Daylight Savings Time for Kids

Homeschool Pop
291,005 回視聴 - 6 年前
2:07

Donald Trump vows to end daylight saving time

NBC News
148,401 回視聴 - 2 週間前
10:37

What is the history of daylight saving time? | Climate Friday

WTOL11
576 回視聴 - 1 年前
7:34

The Science of Clock Change 2: History of Daylight Saving Time

Save Standard Time
2,837 回視聴 - 1 年前
2:20

The History of Daylight Saving Time

IXL
6,116 回視聴 - 6 年前