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04:45
Is it time to reassess our relationship with nature? | BBC Ideas
6531
B1
07:53
Tides - Sixty Symbols
7
B1
18:37
Is It Okay to Touch Mars?
3
B1
24:26
Birth of the Moon
276
B2
04:04
Are Aliens Real?
15
B1
14:13
How to Teleport Schrödinger's Cat
3
B2
05:37
Cruithne, the Asteroid With a Horseshoe Orbit
3
B2
07:07
To Scale: The Solar System
148
B1
27:10
MinuteEarth Explains: Solar Eclipses
6
B1
10:50
THINK in ENGLISH! Powerful Flashcard Lesson for THINKING in ENGLISH | Rachel’s English
35059
A2
03:01
What do Moon rocks reveal about the universe? | The Economist
7
B1
02:06
Why Isn't It Faster To Fly West?
17865
B1
02:17
Our Atmosphere is Escaping!
490
B2
09:46
Moon Phases: Crash Course Astronomy #4
145
B1
10:46
The Bizarre Way We'll Keep Track of Time on Mars
15
B1
04:11
What If We Built an Artificial Planet?
8
B2
13:16
A President So Nice He's IMPEACHED Twice
8
B1
07:13
If The Sun Goes Out For 24 Hours
4827
B1
08:03
What If 2 Million People Actually Storm Area 51?
18
B1
10:35
Earth's Evolution in 10 Minutes
13
B1
03:28
Layers Of Atmosphere | The Dr. Binocs Show | Learn Series For Kids
116
B1
11:55
Exploring Our Solar System: Planets and Space for Kids - FreeSchool
222
B1
63:31
4.5 Billion Years in 1 Hour
33
B1
02:41
Common Physics Misconceptions
70
B1
03:51
L9P1
530
B2
03:20
How To Date A Planet
324
B2
09:55
"Congress Is Going To Have To Rise Up And Be Extremely Bold" - Sen. Sanders On America's Way Forward
3
B1
12:12
Top 10 Greatest Yu-Gi-Oh Villains
11
B2
10:55
Top 10 Movie Sequel Bombs of All Time
23
B2
10:41
Top 10 Video Game Franchises on Life Support
2
B1
09:09
Top 10 Reasons Why Joaquin Phoenix Won Best Actor For Joker
11
B2
07:10
Retail Trends at NRF 2012: Is Location Based Marketing Just A Coupon Device?
80
B1
07:23
5 QUICK TIPS FOR LEARNING A SECOND LANGUAGE!
532
A2
08:46
Tell Me About Yourself - An Excellent Answer to this Interview Question
756
A2
11:03
To see Germany’s future, look at its cars | The Economist
20
B1
04:47
Discovery Channel - Large Asteroid Impact Simulation
500
B2
08:07
Why the Speed of Light is Actually Horribly Slow
11
B1
06:45
Top 10 Words for Talking about SPACE in English
2
B1
10:26
Google Map Top Fails (very epic fails)
6001
B1
04:33
What Causes The Phases Of The Moon?
5
B1
07:07
What If a Volcano Erupted Into Space?
43
B2
06:35
How Ice Ages Happen: The Milankovitch Cycles
14
B1
05:24
Why a total solar eclipse is such a big deal
323
B2
08:00
ASTR 1P01, CLIP 56: Epicycles; Retrograde Motions in the Geocentric and Heliocentric Models
300
B1
11:15
After Four Challenging Years, America Is Ready For This President To Hit The Road
6
B1
11:05
10 Astronomical Events That Will Happen In Your Lifetime
18
B2
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