04:34 Earth and Space Science Could human civilization spread across the whole galaxy? Lesson duration 04:34 Manage Library 666,576 Views
04:53 Performing Arts The history of African-American social dance Lesson duration 04:53 Manage Library 768,597 Views
04:52 History The history of the Cuban Missile Crisis Lesson duration 04:52 Manage Library 5,370,939 Views
04:28 Science & Technology Why are there so many types of apples? Lesson duration 04:28 Manage Library 1,054,105 Views
04:30 Speaking How to use rhetoric to get what you want Lesson duration 04:30 Manage Library 3,187,407 Views
06:27 Science & Technology The insanely painful sting of the bullet ant Lesson duration 06:27 Manage Library 2,133,497 Views
09:12 Public Health How Americans got stuck with endless drug commercials Lesson duration 09:12 Manage Library 3,194,228 Views
11:39 Psychology How to talk to people you disagree with Lesson duration 11:39 Manage Library 211,797 Views
05:11 Medical Conditions Aphasia: The disorder that makes you lose your words Lesson duration 05:11 Manage Library 1,403,573 Views
02:57 Physical Science What's the ultimate campfire fuel? Lesson duration 02:57 Manage Library 270,579 Views
01:45 Design How the Band-Aid was invented | Moments of Vision 3 Lesson duration 01:45 Manage Library 638,577 Views
12:27 Thinking & Learning Why some of us don't have one true calling - Emilie Wapnick Lesson duration 12:27 Manage Library 1,696,030 Views
05:54 Science & Technology Why no aquarium has a great white shark Lesson duration 05:54 Manage Library 32,049,547 Views
03:48 Linguistics One of the most difficult words to translate... Lesson duration 03:48 Manage Library 2,001,157 Views
06:50 Thinking & Learning What you don't know about who you will become Lesson duration 06:50 Manage Library 801,166 Views
04:39 Geometry How the Königsberg bridge problem changed mathematics Lesson duration 04:39 Manage Library 1,379,523 Views
04:33 Environmental Science How smart are orangutans? Lesson duration 04:33 Manage Library 3,536,700 Views