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04:34 Public Health How we conquered the deadly smallpox virus Lesson duration 04:34 Manage Library 8,848,881 Views
03:48 Physical Science The strengths and weaknesses of acids and bases Lesson duration 03:48 Manage Library 1,033,896 Views
03:56 Physical Science Why does ice float in water? Lesson duration 03:56 Manage Library 1,849,782 Views
03:48 Physical Science What is the shape of a molecule? Lesson duration 03:48 Manage Library 324,470 Views
03:47 Physical Science The uncertain location of electrons Lesson duration 03:47 Manage Library 887,233 Views
05:03 Physical Science Why don’t oil and water mix? Lesson duration 05:03 Manage Library 1,236,876 Views
04:08 Performing Arts The science of stage fright (and how to overcome it) Lesson duration 04:08 Manage Library 1,617,366 Views
04:00 Earth and Space Science Why extremophiles bode well for life beyond Earth Lesson duration 04:00 Manage Library 140,089 Views
03:57 Literature & Language Speech acts: Constative and performative Lesson duration 03:57 Manage Library 209,768 Views
04:33 History The most groundbreaking scientist you've never heard of Lesson duration 04:33 Manage Library 3,016,339 Views
04:16 Performing Arts Kabuki: The people's dramatic art Lesson duration 04:16 Manage Library 1,039,074 Views
05:21 Linguistics Are Elvish, Klingon, Dothraki and Na’vi real languages? Lesson duration 05:21 Manage Library 2,916,943 Views
04:18 Life Sciences The physics of human sperm vs. the physics of the sperm whale Lesson duration 04:18 Manage Library 4,371,712 Views
05:58 Science & Technology Light waves, visible and invisible Lesson duration 05:58 Manage Library 1,057,107 Views
04:10 Life Sciences Bird migration, a perilous journey Lesson duration 04:10 Manage Library 257,218 Views
04:08 History Urbanization and the evolution of cities across 10,000 years Lesson duration 04:08 Manage Library 2,663,156 Views
