About collapse results of 2,009

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Sonoluminescence: When Sound Creates Light04:11

Sonoluminescence: When Sound Creates Light

18
B1
How Big Can a Black Hole Get?04:40

How Big Can a Black Hole Get?

18
B1
String theory - a simple way to understand the universe | BBC Ideas05:42

String theory - a simple way to understand the universe | BBC Ideas

72
B2
Coronavirus in Latin America: How bad could it get? - BBC News02:43

Coronavirus in Latin America: How bad could it get? - BBC News

9
B1
How quantum technology could change the world | BBC Ideas06:27

How quantum technology could change the world | BBC Ideas

24
B2
How to Turn Sound Into Light: Sonoluminescence02:07

How to Turn Sound Into Light: Sonoluminescence

122
B1
How Iceland Beat The Banks03:10

How Iceland Beat The Banks

610
B1
Credit Suisse's Crisis02:52

Credit Suisse's Crisis

31
B1
How to protect yourself during an earthquake03:36

How to protect yourself during an earthquake

21942
B1
Chinese Apartment Building COLLAPSES On Its Own!06:57

Chinese Apartment Building COLLAPSES On Its Own!

8
B1
21-year-old man arrested after shooting man who punched him, police say01:59

21-year-old man arrested after shooting man who punched him, police say

10
B1
Why is Super Mario so popular? - 6 Minute English06:20

Why is Super Mario so popular? - 6 Minute English

264
B1
How Powerful is North Korea?02:42

How Powerful is North Korea?

260
B1
One of the world's most devastated health systems04:09

One of the world's most devastated health systems

8
B1
IELTS discussion essay writing (part 3 of 5)05:14

IELTS discussion essay writing (part 3 of 5)

16
A2
The Next Housing Crash - 5 Signs09:38

The Next Housing Crash - 5 Signs

16
B1
True Facts About The Mantis Shrimp04:01

True Facts About The Mantis Shrimp

220
B2
Why Does Everything In The Universe Spin?03:59

Why Does Everything In The Universe Spin?

70
B2
MPs confirm England lockdown despite some Conservative opposition - BBC News03:21

MPs confirm England lockdown despite some Conservative opposition - BBC News

7
B1
IELTS discussion essay writing (part 2 of 5)04:59

IELTS discussion essay writing (part 2 of 5)

2
B1
English Tutor Nick P Proverbs (75) The Straw That Broke the Camel's Back03:38

English Tutor Nick P Proverbs (75) The Straw That Broke the Camel's Back

29
B1
We Are Dead Stars03:57

We Are Dead Stars

3858
B1
Why Do Russia And Turkey Hate Each Other?03:24

Why Do Russia And Turkey Hate Each Other?

183
B2
Why Does Russia Hate The United States?03:32

Why Does Russia Hate The United States?

229
B1
Take Care with Peanuts（跟花生漫画学习关爱）：庆祝丰收01:05

Take Care with Peanuts（跟花生漫画学习关爱）：庆祝丰收

15
B2
The Death Of Bees Explained – Parasites, Poison and Humans06:20

The Death Of Bees Explained – Parasites, Poison and Humans

1083
B2
Haiti: Gang violence crisis: BBC News Review06:16

Haiti: Gang violence crisis: BBC News Review

126
B2
VOA60: September 9, 201901:01

VOA60: September 9, 2019

8
B1
VOA60: September 22, 202001:01

VOA60: September 22, 2020

11
B1
Resilience of the Maya Civilization (Full Episode) | Rise and Fall of the Maya | National Geographic44:18

Resilience of the Maya Civilization (Full Episode) | Rise and Fall of the Maya | National Geographic

B1
How We Design Buildings To Survive Earthquakes03:58

How We Design Buildings To Survive Earthquakes

13
B1
How To Use Fear To Manipulate People04:11

How To Use Fear To Manipulate People

108
B1
English Tutor Nick P Noun Phrase (162) Black Swan or Black Swan Event - Origin04:49

English Tutor Nick P Noun Phrase (162) Black Swan or Black Swan Event - Origin

21
B1
How long would you survive with no DNA?03:16

How long would you survive with no DNA?

4008
B2
Stacked Ball Drop03:34

Stacked Ball Drop

281
B1
Kendrick Perkins: Paul George and the Clippers have 'no excuses' this season | SportsCenter03:41

Kendrick Perkins: Paul George and the Clippers have 'no excuses' this season | SportsCenter

8
B1
English Tutor Nick P Noun Phrase (96) Last Gasp03:35

English Tutor Nick P Noun Phrase (96) Last Gasp

9
A2
Central Asia’s Post-Soviet Water War Explained03:57

Central Asia’s Post-Soviet Water War Explained

36
B1
The Fall Of The Ottoman Empire03:47

The Fall Of The Ottoman Empire

61
B1
What Are America's Biggest Fears?03:54

What Are America's Biggest Fears?

144
B1
Traps Workout Tricks - Towering Traps...WITHOUT Classic Shrugs!05:51

Traps Workout Tricks - Towering Traps...WITHOUT Classic Shrugs!

53
A2
【MMD】Tarantula【Oliver, Gumi】★【Black And White】03:38

【MMD】Tarantula【Oliver, Gumi】★【Black And White】

62
B2
How Israel Checkmated Iran43:59

How Israel Checkmated Iran

3
B2
That Time When Kazakhstan Was the Entire USSR For 4 Days12:56

That Time When Kazakhstan Was the Entire USSR For 4 Days

18
B1
How Did Black Friday Start?00:44

How Did Black Friday Start?

43
B1
What are Black Holes? - Sixty Symbols08:21

What are Black Holes? - Sixty Symbols

3
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