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6:30

Daylight Saving Time Explained

CGP Grey
11,380,307 回視聴 - 13 年前
2:20

Daylight Saving Time 101 | National Geographic

National Geographic
472,183 回視聴 - 9 年前
3:19

Daylight Saving Time 101 | National Geographic

National Geographic
453,043 回視聴 - 5 年前
8:43

Neil deGrasse Tyson Explains Daylight Saving Time

StarTalk
646,982 回視聴 - 3 年前
7:33

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

PBS NewsHour
398,484 回視聴 - 2 年前

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6:13

What is Daylight Saving Time? | CNBC Explains

CNBC International
126,172 回視聴 - 3 年前
13:01

Fixing Daylight Saving Time Is THIS Easy

Be Smart
1,268,786 回視聴 - 4 年前
5:17

Daylight Savings Time for Kids

Homeschool Pop
290,964 回視聴 - 6 年前

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3:56

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

CBS Boston
19,536 回視聴 - 2 年前
1:43

What Neil Thinks About Daylight Saving Time | StarTalk

National Geographic
63,958 回視聴 - 8 年前
2:18

The case for getting rid of daylight-saving time

Business Insider
100,420 回視聴 - 8 年前
2:07

Donald Trump vows to end daylight saving time

NBC News
145,587 回視聴 - 13 日前
2:30

Daylight Saving Time – explained easily

simpleshow foundation
118,378 回視聴 - 9 年前
7:31

Why do we have daylight saving time?

Mystery Science
66,224 回視聴 - 9 か月前
2:21

How Did Daylight Saving Time Start?

CNN 10
7,098 回視聴 - 4 年前
4:31

Why Experts Say Permanent Daylight Saving Time is Unhealthy

NOVA PBS Official
23,061 回視聴 - 2 年前
0:24

Senate approves permanent Daylight Saving Time

CBS Evening News
51,685 回視聴 - 2 年前
4:52

Daylight Saving Time: Why do we change our clocks?

Global News
129,516 回視聴 - 5 年前
2:12

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

BBC
45,578 回視聴 - 9 年前
19:24

Real Reason Why We Use Daylight Savings Time

The Infographics Show
270,699 回視聴 - 2 年前