I visited the US National Helium Reserve
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5:19
This billion-euro nuclear reactor was never switched on
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7:42
Why the US Army electrifies this water
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7:37
How much helium does it take to lift a person?
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13:38
El parque eólico más grande del mundo tiene un pequeño problema
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6:39
¿Por qué casi todo el carbón se creó al mismo tiempo?
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9:55
Todo el mundo está equivocado sobre la Coca-Cola mexicana (incluso Johnny Harris)
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6:47
The world's littlest skyscraper was a massive scam
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20:49