04:31 Civics The fight for the right to vote in the United States Lesson duration 04:31 Manage Library 716,789 Views
03:25 Physical Science The deadly irony of gunpowder Lesson duration 03:25 Manage Library 3,020,116 Views
02:18 Literature & Language Mysteries of vernacular: Robot Lesson duration 02:18 Manage Library 109,934 Views
06:57 Anthropology Vampires: Folklore, fantasy and fact Lesson duration 06:57 Manage Library 3,723,264 Views
04:34 Public Health How we conquered the deadly smallpox virus Lesson duration 04:34 Manage Library 8,727,686 Views
03:48 Physical Science The strengths and weaknesses of acids and bases Lesson duration 03:48 Manage Library 980,781 Views
03:56 Physical Science Why does ice float in water? Lesson duration 03:56 Manage Library 1,757,598 Views
03:48 Physical Science What is the shape of a molecule? Lesson duration 03:48 Manage Library 313,704 Views
03:47 Physical Science The uncertain location of electrons Lesson duration 03:47 Manage Library 861,615 Views
05:03 Physical Science Why don’t oil and water mix? Lesson duration 05:03 Manage Library 1,209,745 Views
04:08 Performing Arts The science of stage fright (and how to overcome it) Lesson duration 04:08 Manage Library 1,548,864 Views
04:00 Earth and Space Science Why extremophiles bode well for life beyond Earth Lesson duration 04:00 Manage Library 136,559 Views
03:57 Literature & Language Speech acts: Constative and performative Lesson duration 03:57 Manage Library 197,307 Views
04:33 History The most groundbreaking scientist you've never heard of Lesson duration 04:33 Manage Library 3,008,038 Views
04:16 Performing Arts Kabuki: The people's dramatic art Lesson duration 04:16 Manage Library 1,001,870 Views
05:21 Linguistics Are Elvish, Klingon, Dothraki and Na’vi real languages? Lesson duration 05:21 Manage Library 2,896,530 Views
04:18 Life Sciences The physics of human sperm vs. the physics of the sperm whale Lesson duration 04:18 Manage Library 4,367,316 Views
05:58 Science & Technology Light waves, visible and invisible Lesson duration 05:58 Manage Library 962,446 Views
04:10 Life Sciences Bird migration, a perilous journey Lesson duration 04:10 Manage Library 241,272 Views