04:31 Civics The fight for the right to vote in the United States Lesson duration 04:31 Manage Library 736,258 Views
03:25 Physical Science The deadly irony of gunpowder Lesson duration 03:25 Manage Library 3,042,394 Views
02:18 Literature & Language Mysteries of vernacular: Robot Lesson duration 02:18 Manage Library 111,508 Views
06:57 Anthropology Vampires: Folklore, fantasy and fact Lesson duration 06:57 Manage Library 3,756,336 Views
04:34 Public Health How we conquered the deadly smallpox virus Lesson duration 04:34 Manage Library 8,793,743 Views
03:48 Physical Science The strengths and weaknesses of acids and bases Lesson duration 03:48 Manage Library 1,010,291 Views
03:56 Physical Science Why does ice float in water? Lesson duration 03:56 Manage Library 1,802,261 Views
03:48 Physical Science What is the shape of a molecule? Lesson duration 03:48 Manage Library 317,983 Views
03:47 Physical Science The uncertain location of electrons Lesson duration 03:47 Manage Library 872,874 Views
05:03 Physical Science Why don’t oil and water mix? Lesson duration 05:03 Manage Library 1,224,995 Views
04:08 Performing Arts The science of stage fright (and how to overcome it) Lesson duration 04:08 Manage Library 1,588,719 Views
04:00 Earth and Space Science Why extremophiles bode well for life beyond Earth Lesson duration 04:00 Manage Library 138,180 Views
03:57 Literature & Language Speech acts: Constative and performative Lesson duration 03:57 Manage Library 203,924 Views
04:33 History The most groundbreaking scientist you've never heard of Lesson duration 04:33 Manage Library 3,012,779 Views
04:16 Performing Arts Kabuki: The people's dramatic art Lesson duration 04:16 Manage Library 1,023,249 Views
05:21 Linguistics Are Elvish, Klingon, Dothraki and Na’vi real languages? Lesson duration 05:21 Manage Library 2,909,958 Views
04:18 Life Sciences The physics of human sperm vs. the physics of the sperm whale Lesson duration 04:18 Manage Library 4,369,941 Views
05:58 Science & Technology Light waves, visible and invisible Lesson duration 05:58 Manage Library 1,006,318 Views