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04:01 Life Sciences The simple story of photosynthesis and food Lesson duration 04:01 1,980,956 Views
18:04 Environmental Science A new ecosystem for electric cars - Shai Agassi Lesson duration 18:04 21,811 Views
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16:30 Public Health The danger of science denial - Michael Specter Lesson duration 16:30 74,782 Views
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23:38 Nature of Science Science can answer moral questions - Sam Harris Lesson duration 23:38 119,980 Views