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Who speaks Wukchumni? A vanishing Native American language
lesson duration 09:28
67,739 views
Cloudy climate change: How clouds affect Earth's temperature
lesson duration 06:40
186,594 views
176,365 views
815,925 views
2,195,297 views
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Particles and waves: The central mystery of quantum mechanics
lesson duration 04:52
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14,595,729 views
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558,277 views
2,072,193 views
371,911 views
1,119,851 views
Corruption, wealth and beauty: The history of the Venetian gondola
lesson duration 04:50
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8,313,439 views