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Videos

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How did people in ancient times make gold bars that were virtually indistinguishable from the real t
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2:27
What? Hackers made ATMs automatically dispense cash!
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1:39
The person who built the Hoover Dam was definitely a genius—why has it stood strong for 90 years?
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1:05
The design of Vietnam's tunnel warfare is truly ingenious—so creative and imaginative!
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0:45
What? The magician's tricolor teapot!
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1:10
The inventor of the broad-blade landmine is truly a devil!
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1:06
The person who invented ice burial must be a devil!
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1:00
What? Picking durians is actually so dangerous!
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0:45
What? Tattoos can also be harmful!
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1:01
The person who invented Venice is truly a genius!
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2:20
The Heart That Changed the World—The Invention of the Motor!
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0:38
What? The unluckiest guy in ancient Rome!
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0:45
What? Assassinate the president!
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0:55
The person who invented the self-supporting bridge is truly a genius!
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5:51
The person who invented the Statue of Liberty is truly a genius!
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0:31
What? A trap scarier than landmines!
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0:51
What? Earth actually has biological lines that distinguish different species!
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1:01
The person who invented the bunker is truly a genius!
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2:02
Logic questions that 99% of science students can’t figure out!
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0:31
What? Stomach removal!
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