04:30 Numbers & Operations Where do math symbols come from? Lesson duration 04:30 Manage Library 2,458,381 Views
04:45 Life Sciences How your muscular system works Lesson duration 04:45 Manage Library 2,565,575 Views
05:59 Literature Why should you read James Joyce's "Ulysses"? Lesson duration 05:59 Manage Library 2,970,830 Views
05:03 Physical Science What in the world is topological quantum matter? Lesson duration 05:03 Manage Library 626,022 Views
05:36 Literature Why should you read Virgil's "Aeneid"? Lesson duration 05:36 Manage Library 1,012,341 Views
05:32 History How did Polynesian wayfinders navigate the Pacific Ocean? Lesson duration 05:32 Manage Library 1,790,308 Views
05:06 Earth and Space Science The first asteroid ever discovered Lesson duration 05:06 Manage Library 292,744 Views
03:01 Anthropology Explore cave paintings in this 360° animated cave Lesson duration 03:01 Manage Library 581,020 Views
05:23 Medical Conditions Why is it so hard to cure cancer? Lesson duration 05:23 Manage Library 6,777,049 Views
05:30 Life Sciences Is DNA the future of data storage? Lesson duration 05:30 Manage Library 391,854 Views
06:06 Science & Technology A young inventor's plan to recycle Styrofoam Lesson duration 06:06 Manage Library 53,812 Views
06:03 Literature Why should you read Virginia Woolf? Lesson duration 06:03 Manage Library 2,931,832 Views
04:41 Growth & Development The strange case of the cyclops sheep Lesson duration 04:41 Manage Library 1,766,739 Views
02:47 Psychology Why Facts Don't Convince People (and what you can do about it) Lesson duration 02:47 Manage Library 239,580 Views
04:22 Mathematics How a 15-year-old solved a Rubik's Cube in 5.25 seconds Lesson duration 04:22 Manage Library 10,555,667 Views
14:20 Social Studies A Saudi woman who dared to drive - Manal al-Sharif Lesson duration 14:20 Manage Library 18,477 Views
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06:10 Philosophy Are you a body with a mind or a mind with a body? Lesson duration 06:10 Manage Library 3,183,693 Views
04:46 Life Sciences Why do we harvest horseshoe crab blood? Lesson duration 04:46 Manage Library 2,381,959 Views
05:41 Education Policy Should we get rid of standardized testing? Lesson duration 05:41 Manage Library 1,200,642 Views
05:25 Earth and Space Science What are gravitational waves? Lesson duration 05:25 Manage Library 934,265 Views