Why the US Army electrifies this water
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7:29
The Thames Barrier must never fail. Here's why it doesn't.
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22:20
Why are the Dutch So Good at Waterworks?
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13:45
No Speed Limits In Germany? Why The U.S. Doesn’t Have An Autobahn
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31:32
Flying the U-2 Spy Plane 70,000 Feet to the Edge of Space
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17:55
We Might Find Alien Life In 2229 Days
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12:09
I promise this story about microwaves is interesting.
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20:52
Dünyanın En Yüksek Güvenlikli Hapishanesi: CECOT (Şeytanlar Burada Tutuluyor)
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18:16