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結果 : why was daylight savings time start
6:30

Daylight Saving Time Explained

CGP Grey
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2:20

Daylight Saving Time 101 | National Geographic

National Geographic
472,224 回視聴 - 9 年前
7:33

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

PBS NewsHour
398,491 回視聴 - 2 年前
3:56

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

CBS Boston
19,548 回視聴 - 2 年前
8:43

Neil deGrasse Tyson Explains Daylight Saving Time

StarTalk
647,075 回視聴 - 3 年前

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13:01

Fixing Daylight Saving Time Is THIS Easy

Be Smart
1,268,881 回視聴 - 4 年前
3:19

Daylight Saving Time 101 | National Geographic

National Geographic
453,058 回視聴 - 5 年前
19:24

Real Reason Why We Use Daylight Savings Time

The Infographics Show
270,708 回視聴 - 2 年前

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1:43

What Neil Thinks About Daylight Saving Time | StarTalk

National Geographic
64,011 回視聴 - 8 年前
6:13

What is Daylight Saving Time? | CNBC Explains

CNBC International
126,175 回視聴 - 3 年前
5:17

Daylight Savings Time for Kids

Homeschool Pop
290,979 回視聴 - 6 年前
2:07

Donald Trump vows to end daylight saving time

NBC News
146,367 回視聴 - 2 週間前
2:18

The case for getting rid of daylight-saving time

Business Insider
100,961 回視聴 - 8 年前
7:31

Why do we have daylight saving time?

Mystery Science
66,264 回視聴 - 9 か月前
2:12

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

BBC
45,579 回視聴 - 9 年前
4:52

Daylight Saving Time: Why do we change our clocks?

Global News
129,520 回視聴 - 5 年前
6:31

Why Daylight Saving Time is Bad for Your Health | Samer Hattar & Andrew Huberman

Huberman Lab Clips
18,368 回視聴 - 2 年前
2:30

Daylight Saving Time – explained easily

simpleshow foundation
118,381 回視聴 - 9 年前
0:24

Senate approves permanent Daylight Saving Time

CBS Evening News
51,692 回視聴 - 2 年前
3:02

The History of Daylight Saving Time

NJ Spotlight News
15,657 回視聴 - 10 年前