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Who speaks Wukchumni? A vanishing Native American language
lesson duration 09:28
67,721 views
Cloudy climate change: How clouds affect Earth's temperature
lesson duration 06:40
186,529 views
176,317 views
815,469 views
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Particles and waves: The central mystery of quantum mechanics
lesson duration 04:52
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2,754,961 views
14,591,137 views
1,738,823 views
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558,238 views
2,072,193 views
371,906 views
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Corruption, wealth and beauty: The history of the Venetian gondola
lesson duration 04:50
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8,313,417 views