Browse 154 videos in category Documentary
Slow-motion bullet + gelatine
Published 180 days ago in Documentary by Niek
This is what a bullet entering a gelatin block looks like at 2907 frames per second.
- 23558 views
- 15 comments
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Duck and Cover
Published 207 days ago in Documentary by Xionbox
Duck and Cover was a suggested method of personal protection against the effects of a nuclear weapon which the United States government taught to generations of United States school children from the late 1940s into the 1980s.
- 8237 views
- 33 comments
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The Doomsday Vault
Published 212 days ago in Documentary by Aliquantulus
Courtesy of National Geographic. 
If you want to know more about the Global Seed Vault, just Google it or see this Wikipedia entry.
- 8420 views
- 9 comments
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Chinese Factory Workers
Published 212 days ago in Documentary
Ever wondered why everything made in China is so cheap?
This is how! 
- 15056 views
- 17 comments
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Inside the most expensive house in the U.S.
Published 232 days ago in Documentary by Jos
Not bad
- 18194 views
- 25 comments
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