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08:45
The Mystery of Earth's Oceans | How the Universe Works | Science Channel
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00:59
The history behind gigantic aircraft! | What on Earth | Science Channel
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08:19
An INSIDE LOOK at Viking Burial Grounds! | What On Earth | Science Channel
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00:58
Where did the name "Dracula" come from? | What on Earth? | Science Channel
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01:00
Mysterious Ship With a Mafia Past | What on Earth? | Science Channel
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00:53
Are government human experiments being covered up? | What On Earth | Science Channel
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00:58
What happened to the Great Barrier Reef?! | What On Earth | Science Channel
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08:54
Earth and Venus are TWINS?! | How the Universe Works | Science Channel
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00:41
Haunted, Mysterious, Moving, "Eye" in South America | What on Earth? | Science Channel
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12:24
This Mysterious Structure in Poland Puzzles CIA Analysts | What on Earth | Science Channel
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00:54
What Created These Perfect Ovals Along the Carolina Coast? | What on Earth? | Science Channel
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00:55
The 'End of the World Cinema' | What on Earth? | Science Channel
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00:58
McMurdo Station's Failed Nuclear Reactors | What On Earth? | Science Channel
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09:57
How Geology Could Help Find Earth 2.0 | How The Universe Works | Science Channel
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00:45
The Accidental Duck Experiment | What on Earth? | Science Channel
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01:00
This Irish prison was 10 times the size of Alcatraz | What on Earth | Science Channel
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00:59
America's Once-Booming Ice Industry | What on Earth? | Science Channel
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00:50
Astonishing discovery of old fort reveals explosive history | What On Earth | Science Channel
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00:49
Where does our solar system end?! | What On Earth | Science Channel #shorts
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08:35
Mystery White Crater Spotted Over Mexico! | What On Earth | Science Channel
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00:55
Did the Vikings Ever Make It to America? | What on Earth? | Science Channel
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00:59
Quicklime helped prevent the spread of the plague | What on Earth? | Science Channel
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